Oleg Kochukhov

Comparative study of small-scale magnetic fields on ξ Boo A using optical and near-infrared spectroscopy

Hahlin, Axel; Kochukhov, Oleg; Chaturvedi, P.; Guenther, E. et al.

Part of Astronomy and Astrophysics, 2025

• DOI for Comparative study of small-scale magnetic fields on ξ Boo A using optical and near-infrared spectroscopy
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CRIRES⁺ transmission spectroscopy of WASP-127 b: Detection of the resolved signatures of a supersonic equatorial jet and cool poles in a hot planet

Nortmann, L.; Lesjak, F.; Yan, F.; Cont, D. et al.

Part of Astronomy and Astrophysics, 2025

• DOI for CRIRES⁺ transmission spectroscopy of WASP-127 b: Detection of the resolved signatures of a supersonic equatorial jet and cool poles in a hot planet
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Performance of the Stellar Abundances and atmospheric Parameters Pipeline adapted for M dwarfs: I. Atmospheric parameters from the spectroscopic module

Olander, Terese; Gent, Matthew R.; Heiter, Ulrike; Kochukhov, Oleg et al.

Part of Astronomy and Astrophysics, 2025

• DOI for Performance of the Stellar Abundances and atmospheric Parameters Pipeline adapted for M dwarfs: I. Atmospheric parameters from the spectroscopic module
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Multi-observatory Study of Young Stellar Energetic Flares (MORYSEF): No Evidence for Abnormally Strong Stellar Magnetic Fields after Powerful X-Ray Flares

Getman, Konstantin V.; Kochukhov, Oleg; Ninan, Joe P.; Feigelson, Eric D. et al.

Part of Astrophysical Journal, 2025

• DOI for Multi-observatory Study of Young Stellar Energetic Flares (MORYSEF): No Evidence for Abnormally Strong Stellar Magnetic Fields after Powerful X-Ray Flares
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The overflowing atmosphere of WASP-121 b High-resolution He I λ10833 transmission spectroscopy with VLT/CRIRES⁺

Czesla, S.; Nail, F.; Lavail, A.; Cont, D. et al.

Part of Astronomy and Astrophysics, 2024

• DOI for The overflowing atmosphere of WASP-121 b High-resolution He I λ10833 transmission spectroscopy with VLT/CRIRES⁺
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Comparative study of small-scale magnetic fields on ξ Boo A using optical and near-infrared spectroscopy

Hahlin, Axel; Kochukhov, Oleg; Chaturvedi, P.; Guenther, E. et al.

Part of Astronomy and Astrophysics, 2025

• DOI for Comparative study of small-scale magnetic fields on ξ Boo A using optical and near-infrared spectroscopy
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CRIRES⁺ transmission spectroscopy of WASP-127 b: Detection of the resolved signatures of a supersonic equatorial jet and cool poles in a hot planet

Nortmann, L.; Lesjak, F.; Yan, F.; Cont, D. et al.

Part of Astronomy and Astrophysics, 2025

• DOI for CRIRES⁺ transmission spectroscopy of WASP-127 b: Detection of the resolved signatures of a supersonic equatorial jet and cool poles in a hot planet
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Performance of the Stellar Abundances and atmospheric Parameters Pipeline adapted for M dwarfs: I. Atmospheric parameters from the spectroscopic module

Olander, Terese; Gent, Matthew R.; Heiter, Ulrike; Kochukhov, Oleg et al.

Part of Astronomy and Astrophysics, 2025

• DOI for Performance of the Stellar Abundances and atmospheric Parameters Pipeline adapted for M dwarfs: I. Atmospheric parameters from the spectroscopic module
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Multi-observatory Study of Young Stellar Energetic Flares (MORYSEF): No Evidence for Abnormally Strong Stellar Magnetic Fields after Powerful X-Ray Flares

Getman, Konstantin V.; Kochukhov, Oleg; Ninan, Joe P.; Feigelson, Eric D. et al.

Part of Astrophysical Journal, 2025

• DOI for Multi-observatory Study of Young Stellar Energetic Flares (MORYSEF): No Evidence for Abnormally Strong Stellar Magnetic Fields after Powerful X-Ray Flares
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The overflowing atmosphere of WASP-121 b High-resolution He I λ10833 transmission spectroscopy with VLT/CRIRES⁺

Czesla, S.; Nail, F.; Lavail, A.; Cont, D. et al.

Part of Astronomy and Astrophysics, 2024

• DOI for The overflowing atmosphere of WASP-121 b High-resolution He I λ10833 transmission spectroscopy with VLT/CRIRES⁺
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Multi-scale magnetic field investigation of the M-dwarf eclipsing binary CU Cancri

Hahlin, Axel; Kochukhov, Oleg; Rains, Adam; Morin, J. et al.

Part of Astronomy and Astrophysics, 2024

• DOI for Multi-scale magnetic field investigation of the M-dwarf eclipsing binary CU Cancri
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Multi-Observatory Research of Young Stellar Energetic Flares (MORYSEF): X-Ray-flare-related Phenomena and Multi-epoch Behavior

Getman, Konstantin V.; Feigelson, Eric D.; Waggoner, Abygail R.; Cleeves, L. Ilsedore et al.

Part of Astrophysical Journal, 2024

• DOI for Multi-Observatory Research of Young Stellar Energetic Flares (MORYSEF): X-Ray-flare-related Phenomena and Multi-epoch Behavior
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HD 34736: an intensely magnetised double-lined spectroscopic binary with rapidly rotating chemically peculiar B-type components

Semenko, E.; Kochukhov, Oleg; Mikulasek, Z.; Wade, G. A. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 2812-2836, 2024

• DOI for HD 34736: an intensely magnetised double-lined spectroscopic binary with rapidly rotating chemically peculiar B-type components
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Magnetic Fields in a Sample of Planet-hosting M Dwarf Stars from Kepler, K2, and TESS Observed by APOGEE

Wanderley, Fabio; Cunha, Katia; Smith, Verne V.; Kochukhov, Oleg et al.

Part of Astrophysical Journal, 2024

• DOI for Magnetic Fields in a Sample of Planet-hosting M Dwarf Stars from Kepler, K2, and TESS Observed by APOGEE
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A conclusive non-detection of magnetic field in the Am star o Peg with high-precision near-infrared spectroscopy

Kochukhov, O.; Amarsi, A. M.; Lavail, A.; Ruh, H. L. et al.

Part of Astronomy and Astrophysics, 2024

• DOI for A conclusive non-detection of magnetic field in the Am star o Peg with high-precision near-infrared spectroscopy
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Using ZDI maps to determine magnetic forces and torques at the photospheres of early-type stars

MacDonald, James; Natan, Tali; Petit, Véronique; Kochukhov, Oleg et al.

Part of Monthly notices of the Royal Astronomical Society, p. 2840-2851, 2024

• DOI for Using ZDI maps to determine magnetic forces and torques at the photospheres of early-type stars
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Imprint of the magnetic activity cycle on solar asteroseismic characterisation based on 26 years of GOLF and BiSON data

Bétrisey, Jérôme; Farnir, M.; Breton, S. N.; Garcia, R. A. et al.

Part of Astronomy and Astrophysics, 2024

• DOI for Imprint of the magnetic activity cycle on solar asteroseismic characterisation based on 26 years of GOLF and BiSON data
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Exploring the ultra-hot Jupiter WASP-178b

Cont, D.; Nortmann, L.; Yan, F.; Lesjak, F. et al.

Part of Astronomy and Astrophysics, 2024

• DOI for Exploring the ultra-hot Jupiter WASP-178b

Optimising spectroscopic observations of transiting exoplanets

Boldt-Christmas, Linn; Lesjak, Fabio; Wehrhahn, Ansgar; Piskunov, Nikolai et al.

Part of Astronomy and Astrophysics, 2024

• DOI for Optimising spectroscopic observations of transiting exoplanets
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Magnetic Fields in M-dwarf Members of the Pleiades Open Cluster Using APOGEE Spectra

Wanderley, Fabio; Cunha, Katia; Kochukhov, Oleg; Smith, Verne V. et al.

Part of Astrophysical Journal, 2024

• DOI for Magnetic Fields in M-dwarf Members of the Pleiades Open Cluster Using APOGEE Spectra
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Statistical relations between spectropolarimetric observables and the polar strength of the stellar dipolar magnetic field

Kochukhov, Oleg

Part of Astronomy and Astrophysics, 2024

• DOI for Statistical relations between spectropolarimetric observables and the polar strength of the stellar dipolar magnetic field
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Accretion and magnetism on young eccentric binaries: DQ Tau and AK Sco

Pouilly, Kim; Hahlin, Axel; Kochukhov, Oleg; Morin, Julien et al.

Part of Monthly notices of the Royal Astronomical Society, p. 6786-6806, 2024

• DOI for Accretion and magnetism on young eccentric binaries: DQ Tau and AK Sco
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TESS Cycle 2 observations of roAp stars with 2-min cadence data

Holdsworth, D. L.; Cunha, M. S.; Lares-Martiz, M.; Kurtz, D. W. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 9548-9580, 2024

• DOI for TESS Cycle 2 observations of roAp stars with 2-min cadence data
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The large-scale magnetic field of the M dwarf double-line spectroscopic binary FK Aqr*

Tsvetkova, S.; Morin, J.; Folsom, C. P.; Le Bouquin, J. -B et al.

Part of Astronomy and Astrophysics, 2024

• DOI for The large-scale magnetic field of the M dwarf double-line spectroscopic binary FK Aqr*
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From convective stellar dynamo simulations to Zeeman-Doppler images

Hackman, T.; Kochukhov, Oleg; Viviani, M.; Warnecke, J. et al.

Part of Astronomy and Astrophysics, 2024

• DOI for From convective stellar dynamo simulations to Zeeman-Doppler images
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Weakened Magnetic Braking in the Exoplanet Host Star 51 Peg

Metcalfe, Travis S.; Strassmeier, Klaus G.; Ilyin, Ilya V.; Buzasi, Derek et al.

Part of Astrophysical Journal Letters, 2024

• DOI for Weakened Magnetic Braking in the Exoplanet Host Star 51 Peg
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First Chromospheric Activity and Doppler Imaging Study of PW And Using a New Doppler Imaging Code: SpotDIPy

Bahar, Engin; Senavci, Hakan V.; Isik, Emre; Hussain, Gaitee A. J. et al.

Part of Astrophysical Journal, 2024

• DOI for First Chromospheric Activity and Doppler Imaging Study of PW And Using a New Doppler Imaging Code: SpotDIPy
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Determination of small-scale magnetic fields on Sun-like stars in the near-infrared using CRIRES+

Hahlin, Axel; Kochukhov, Oleg; Rains, Adam; Lavail, Alexis et al.

Part of Astronomy and Astrophysics, 2023

• DOI for Determination of small-scale magnetic fields on Sun-like stars in the near-infrared using CRIRES+
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Surface structure of 45 Hercules: an otherwise unremarkable Ap star with a surprisingly weak magnetic field

Kochukhov, Oleg; Mutlay, H. Gursoytrak; Amarsi, Anish; Petit, P. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 3480-3499, 2023

• DOI for Surface structure of 45 Hercules: an otherwise unremarkable Ap star with a surprisingly weak magnetic field
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Surface distribution of small-scale magnetic field on the active cool star LQ Hydrae

Kochukhov, Oleg; Hackman, T.; Lehtinen, J. J.

Part of Astronomy and Astrophysics, 2023

• DOI for Surface distribution of small-scale magnetic field on the active cool star LQ Hydrae
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CRIRES+ detection of CO emissions lines and temperature inversions on the dayside of WASP-18b and WASP-76b

Yan, F.; Nortmann, L.; Reiners, A.; Piskunov, Nikolai et al.

Part of Astronomy and Astrophysics, 2023

• DOI for CRIRES+ detection of CO emissions lines and temperature inversions on the dayside of WASP-18b and WASP-76b
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Retrieval of the dayside atmosphere of WASP-43b with CRIRES⁺

Lesjak, F.; Nortmann, L.; Yan, F.; Cont, D. et al.

Part of Astronomy and Astrophysics, 2023

• DOI for Retrieval of the dayside atmosphere of WASP-43b with CRIRES⁺
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Company for the Ultra-high Density, Ultra-short Period Sub-Earth GJ 367 b: Discovery of Two Additional Low-mass Planets at 11.5 and 34 Days

Goffo, Elisa; Gandolfi, Davide; Egger, Jo Ann; Mustill, Alexander J. et al.

Part of Astrophysical Journal Letters, 2023

• DOI for Company for the Ultra-high Density, Ultra-short Period Sub-Earth GJ 367 b: Discovery of Two Additional Low-mass Planets at 11.5 and 34 Days
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Asteroseismology and Spectropolarimetry of the Exoplanet Host Star Lambda Serpentis

Metcalfe, Travis S.; Buzasi, Derek; Huber, Daniel; Pinsonneault, Marc H. et al.

Part of Astronomical Journal, 2023

• DOI for Asteroseismology and Spectropolarimetry of the Exoplanet Host Star Lambda Serpentis
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Monitoring the large-scale magnetic field of AD Leo with SPIRou, ESPaDOnS, and Narval: Towards a magnetic polarity reversal?

Bellotti, S.; Morin, J.; Lehmann, L. T.; Folsom, C. P. et al.

Part of Astronomy and Astrophysics, 2023

• DOI for Monitoring the large-scale magnetic field of AD Leo with SPIRou, ESPaDOnS, and Narval: Towards a magnetic polarity reversal?
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Gaia Data Release 3: Astrophysical parameters inference system (Apsis). I. Methods and content overview

Creevey, O. L.; Sordo, R.; Pailler, F.; Fremat, Y. et al.

Part of Astronomy and Astrophysics, 2023

• DOI for Gaia Data Release 3: Astrophysical parameters inference system (Apsis). I. Methods and content overview
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A close-in giant planet escapes engulfment by its star

Hon, Marc; Huber, Daniel; Rui, Nicholas Z.; Fuller, Jim et al.

Part of Nature, p. 917-920, 2023

• DOI for A close-in giant planet escapes engulfment by its star

CRIRES+ on sky at the ESO Very Large Telescope: Observing the Universe at infrared wavelengths and high spectral resolution

Dorn, R. J.; Bristow, P.; Smoker, J. V.; Rodler, F. et al.

Part of Astronomy and Astrophysics, 2023

• DOI for CRIRES+ on sky at the ESO Very Large Telescope: Observing the Universe at infrared wavelengths and high spectral resolution
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Constraints on Magnetic Braking from the G8 Dwarf Stars 61 UMa and tau Cet

Metcalfe, Travis S.; Strassmeier, Klaus G.; Ilyin, Ilya V.; van Saders, Jennifer L. et al.

Part of Astrophysical Journal Letters, 2023

• DOI for Constraints on Magnetic Braking from the G8 Dwarf Stars 61 UMa and tau Cet
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Accretion process, magnetic fields, and apsidal motion in the pre-main sequence binary DQ Tau

Pouilly, Kim; Kochukhov, Oleg; Kospal, Agnes; Hahlin, Axel et al.

Part of Monthly notices of the Royal Astronomical Society, p. 5072-5088, 2023

• DOI for Accretion process, magnetic fields, and apsidal motion in the pre-main sequence binary DQ Tau
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Small-scale magnetic fields of the spectroscopic binary T Tauri stars V1878 Ori and V4046 Sgr

Hahlin, Axel; Kochukhov, Oleg

Part of Astronomy and Astrophysics, 2022

• DOI for Small-scale magnetic fields of the spectroscopic binary T Tauri stars V1878 Ori and V4046 Sgr

Discovery of Eight "Main-sequence Radio Pulse Emitters" Using the GMRT: Clues to the Onset of Coherent Radio Emission in Hot Magnetic Stars

Das, Barnali; Chandra, Poonam; Shultz, Matt E.; Wade, Gregg A. et al.

Part of Astrophysical Journal, 2022

• DOI for Discovery of Eight "Main-sequence Radio Pulse Emitters" Using the GMRT: Clues to the Onset of Coherent Radio Emission in Hot Magnetic Stars

Magnetic field topology, chemical spot distributions, and photometric variability of the Ap star phi Draconis

Kochukhov, Oleg; Papakonstantinou, N.; Neiner, C.

Part of Monthly notices of the Royal Astronomical Society, p. 5821-5833, 2022

• DOI for Magnetic field topology, chemical spot distributions, and photometric variability of the Ap star phi Draconis
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The magnetic field and magnetosphere of Plaskett's star: a fundamental shift in our understanding of the system

Grunhut, J. H.; Wade, G. A.; Folsom, C. P.; Neiner, C. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 1944-1966, 2022

• DOI for The magnetic field and magnetosphere of Plaskett's star: a fundamental shift in our understanding of the system

MOBSTER - VI. The crucial influence of rotation on the radio magnetospheres of hot stars

Shultz, M. E.; Owocki, S. P.; ud-Doula, A.; Biswas, A. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 1429-1448, 2022

• DOI for MOBSTER - VI. The crucial influence of rotation on the radio magnetospheres of hot stars

Simulating the Space Weather in the AU Mic System: Stellar Winds and Extreme Coronal Mass Ejections

Alvarado-Gomez, Julian D.; Cohen, Ofer; Drake, Jeremy J.; Fraschetti, Federico et al.

Part of Astrophysical Journal, 2022

• DOI for Simulating the Space Weather in the AU Mic System: Stellar Winds and Extreme Coronal Mass Ejections
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Parameters of the eclipsing binary alpha Draconis observed by TESS and SONG

Hey, Daniel R.; Kochoska, Angela; Monier, Richard; Kochukhov, Oleg et al.

Part of Monthly notices of the Royal Astronomical Society, p. 2648-2658, 2022

• DOI for Parameters of the eclipsing binary alpha Draconis observed by TESS and SONG

Time evolution of magnetic activity cycles in young suns: The curious case of kappa Ceti

Saikia, S. Boro; Luftinger, T.; Folsom, C. P.; Antonova, A. et al.

Part of Astronomy and Astrophysics, 2022

• DOI for Time evolution of magnetic activity cycles in young suns: The curious case of kappa Ceti

Zeeman-Doppler imaging of five young solar-type stars

Willamo, T.; Lehtinen, J. J.; Hackman, T.; Käpylä, M. J. et al.

Part of Astronomy and Astrophysics, 2022

• DOI for Zeeman-Doppler imaging of five young solar-type stars

Topological changes in the magnetic field of LQ Hya during an activity minimum

Lehtinen, J. J.; Kaepylae, M. J.; Hackman, T.; Kochukhov, Oleg et al.

Part of Astronomy and Astrophysics, 2022

• DOI for Topological changes in the magnetic field of LQ Hya during an activity minimum

Approximate Bayesian neural Doppler imaging

Asensio Ramos, A.; Diaz Baso, C. J.; Kochukhov, Oleg

Part of Astronomy and Astrophysics, 2022

• DOI for Approximate Bayesian neural Doppler imaging

Ultraviolet spectropolarimetry with Polstar: using Polstar to test magnetospheric mass-loss quenching

Shultz, M. E.; Casini, R.; Cheung, M. C. M.; David-Uraz, A. et al.

Part of Astrophysics and Space Science, 2022

• DOI for Ultraviolet spectropolarimetry with Polstar: using Polstar to test magnetospheric mass-loss quenching

The Origin of Weakened Magnetic Braking in Old Solar Analogs

Metcalfe, Travis S.; Finley, Adam J.; Kochukhov, Oleg; See, Victor et al.

Part of Astrophysical Journal Letters, 2022

• DOI for The Origin of Weakened Magnetic Braking in Old Solar Analogs
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Magnetic field of the eclipsing binary UV Piscium

Hahlin, Axel; Kochukhov, Oleg; Alecian, E.; Morin, J.

Part of Astronomy and Astrophysics, 2021

• DOI for Magnetic field of the eclipsing binary UV Piscium

Comparative high-resolution spectroscopy of M dwarfs: Exploring non-LTE effects

Olander, Terese; Heiter, Ulrike; Kochukhov, Oleg

Part of Astronomy and Astrophysics, 2021

• DOI for Comparative high-resolution spectroscopy of M dwarfs: Exploring non-LTE effects

V772 Cas: an ellipsoidal HgMn star in an eclipsing binary

Kochukhov, Oleg; Johnston, C.; Labadie-Bartz, J.; Shetye, S. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 2577-2589, 2021

• DOI for V772 Cas: an ellipsoidal HgMn star in an eclipsing binary
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One Year in the Life of Young Suns: Data-constrained Corona-wind Model of κ¹ Ceti

Airapetian, Vladimir S.; Jin, Meng; Luftinger, Theresa; Boro Saikia, Sudeshna et al.

Part of Astrophysical Journal, 2021

• DOI for One Year in the Life of Young Suns: Data-constrained Corona-wind Model of κ¹ Ceti

Detection of an extremely strong magnetic field in the double-degenerate binary merger product HD 144941

Shultz, M. E.; Kochukhov, Oleg; Labadie-Bartz, J.; David-Uraz, A. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 1283-1295, 2021

• DOI for Detection of an extremely strong magnetic field in the double-degenerate binary merger product HD 144941

Confirmation of ξ¹ CMa’s ultra-slow rotation: magnetic polarity reversal and a dramatic change in magnetospheric UV emission lines

Erba, C.; Shultz, M. E.; Petit, V; Fullerton, A. W. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 2296-2308, 2021

• DOI for Confirmation of ξ¹ CMa’s ultra-slow rotation: magnetic polarity reversal and a dramatic change in magnetospheric UV emission lines

MOBSTER-V. Discovery of a magnetic companion star to the magnetic beta Cep pulsator HD 156424

Shultz, M. E.; Rivinius, Th; Wade, G. A.; Kochukhov, Oleg et al.

Part of Monthly notices of the Royal Astronomical Society, p. 4850-4864, 2021

• DOI for MOBSTER-V. Discovery of a magnetic companion star to the magnetic beta Cep pulsator HD 156424

τ9Eri: a bright pulsating magnetic Bp star in a 5.95-d double-lined spectroscopic binary

Woodcock, K.; Wade, G. A.; Kochukhov, Oleg; Sikora, J. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 5200-5209, 2021

• DOI for τ9Eri: a bright pulsating magnetic Bp star in a 5.95-d double-lined spectroscopic binary

TESS cycle 1 observations of roAp stars with 2-min cadence data

Holdsworth, D. L.; Cunha, M. S.; Kurtz, D. W.; Antoci, V et al.

Part of Monthly notices of the Royal Astronomical Society, p. 1073-1110, 2021

• DOI for TESS cycle 1 observations of roAp stars with 2-min cadence data

Magnetic and Rotational Evolution of rho CrB from Asteroseismology with TESS

Metcalfe, Travis S.; van Saders, Jennifer L.; Basu, Sarbani; Buzasi, Derek et al.

Part of Astrophysical Journal, 2021

• DOI for Magnetic and Rotational Evolution of rho CrB from Asteroseismology with TESS

TESS survey of rotational and pulsational variability of mercury-manganese stars

Kochukhov, Oleg; Khalack, V; Kobzar, O.; Neiner, C. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 5328-5344, 2021

• DOI for TESS survey of rotational and pulsational variability of mercury-manganese stars
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New eclipsing binaries with mercury-manganese stars

Kochukhov, Oleg; Labadie-Bartz, J.; Khalack, V; Shultz, M. E.

Part of Monthly notices of the Royal Astronomical Society, 2021

• DOI for New eclipsing binaries with mercury-manganese stars
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The Vanishing and Appearing Sources during a Century of Observations Project. I. USNO Objects Missing in Modern Sky Surveys and Follow-up Observations of a "Missing Star"

Villarroel, Beatriz; Soodla, Johan; Comeron, Sebastien; Mattsson, Lars et al.

Part of Astronomical Journal, 2020

• DOI for The Vanishing and Appearing Sources during a Century of Observations Project. I. USNO Objects Missing in Modern Sky Surveys and Follow-up Observations of a "Missing Star"

The magnetic early B-type stars - IV. Breakout or leakage?: H α emission as a diagnostic of plasma transport in centrifugal magnetospheres

Shultz, M. E.; Owocki, S.; Rivinius, Th; Wade, G. A. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 5379-5395, 2020

• DOI for The magnetic early B-type stars - IV. Breakout or leakage?: H α emission as a diagnostic of plasma transport in centrifugal magnetospheres

beta Cas: The first ffi Scuti star with a dynamo magnetic field

Zwintz, K.; Neiner, C.; Kochukhov, Oleg; Ryabchikova, T. et al.

Part of Astronomy and Astrophysics, 2020

• DOI for beta Cas: The first ffi Scuti star with a dynamo magnetic field

New BRITE-Constellation observations of the roAp star α Cir⋆

Weiss, W. W.; Fröhlich, H. -E; Kallinger, T.; Kuschnig, R. et al.

Part of Astronomy and Astrophysics, 2020

• DOI for New BRITE-Constellation observations of the roAp star α Cir⋆

The Magnetic Field of the Active Planet-hosting M Dwarf AU Mic

Kochukhov, Oleg; Reiners, Ansgar

Part of Astrophysical Journal, 2020

• DOI for The Magnetic Field of the Active Planet-hosting M Dwarf AU Mic
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The large-scale magnetic field of the eccentric pre-main-sequence binary system V1878 Ori

Lavail, Alexis; Kochukhov, Oleg; Hussain, Gaitee; Argiroffi, Costanza et al.

Part of Monthly notices of the Royal Astronomical Society, p. 632-642, 2020

• DOI for The large-scale magnetic field of the eccentric pre-main-sequence binary system V1878 Ori
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Hidden magnetic fields of young suns

Kochukhov, Oleg; Hackman, T.; Lehtinen, J. J.; Wehrhahn, Ansgar

Part of Astronomy and Astrophysics, 2020

• DOI for Hidden magnetic fields of young suns

Magnetic geometry and surface differential rotation of the bright Am star Alhena A

Blazere, Aurore; Petit, Pascal; Neiner, Coralie; Folsom, Colin et al.

Part of Monthly notices of the Royal Astronomical Society, p. 5794-5810, 2020

• DOI for Magnetic geometry and surface differential rotation of the bright Am star Alhena A

Starspot activity of HD199178 Doppler images from 1994-2017

Hackman, T.; Ilyin, I.; Lehtinen, J. J.; Kochukhov, Oleg et al.

Part of Astronomy and Astrophysics, 2019

• DOI for Starspot activity of HD199178 Doppler images from 1994-2017

LBT/PEPSI Spectropolarimetry of a Magnetic Morphology Shift in Old Solar-type Stars

Metcalfe, T. S.; Kochukhov, Oleg; Ilyin, I. V.; Strassmeier, K. G. et al.

Part of Astrophysical Journal Letters, 2019

• DOI for LBT/PEPSI Spectropolarimetry of a Magnetic Morphology Shift in Old Solar-type Stars

Characterising the surface magnetic fields of T Tauri stars with high-resolution near-infrared spectroscopy

Lavail, Alexis; Kochukhov, Oleg; Hussain, G. A. J.

Part of Astronomy and Astrophysics, 2019

• DOI for Characterising the surface magnetic fields of T Tauri stars with high-resolution near-infrared spectroscopy

MOBSTER - III. HD62658: a magnetic Bp star in an eclipsing binary with a non-magnetic 'identical twin'

Shultz, M. E.; Johnston, C.; Labadie-Bartz, J.; Petit, V. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 4154-4165, 2019

• DOI for MOBSTER - III. HD62658: a magnetic Bp star in an eclipsing binary with a non-magnetic 'identical twin'

Frequency of Coronal Mass Ejection Impacts with Early Terrestrial Planets and Exoplanets around Active Solar-like Stars

Kay, Christina; Airapetian, Vladimir S.; Lueftinger, Theresa; Kochukhov, Oleg

Part of Astrophysical Journal Letters, 2019

• DOI for Frequency of Coronal Mass Ejection Impacts with Early Terrestrial Planets and Exoplanets around Active Solar-like Stars
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Rotational and pulsational variability in the TESS light curve of HD 27463

Khalack, V.; Lovekin, C.; Bowman, D. M.; Kobzar, O. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 2102-2111, 2019

• DOI for Rotational and pulsational variability in the TESS light curve of HD 27463

The magnetic early B-type stars - III. A main-sequence magnetic, rotational, and magnetospheric biography

Shultz, M. E.; Wade, G. A.; Rivinius, Th; Alecian, E. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 274-295, 2019

• DOI for The magnetic early B-type stars - III. A main-sequence magnetic, rotational, and magnetospheric biography

Spot evolution on LQ Hya from 2006-2017: temperature maps based on SOFIN and FIES data

Cole-Kodikara, Elizabeth M.; Kaepylae, Maarit J.; Lehtinen, Jyri J.; Hackman, Thomas et al.

Part of Astronomy and Astrophysics, 2019

• DOI for Spot evolution on LQ Hya from 2006-2017: temperature maps based on SOFIN and FIES data
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Modeling a Carrington-scale Stellar Superflare and Coronal Mass Ejection from κ¹Cet

Lynch, Benjamin J.; Airapetian, Vladimir S.; DeVore, C. Richard; Kazachenko, Maria D. et al.

Part of Astrophysical Journal, 2019

• DOI for Modeling a Carrington-scale Stellar Superflare and Coronal Mass Ejection from κ¹Cet

Rotation and pulsation in Ap stars: first light results from TESS sectors 1 and 2

Cunha, M. S.; Antoci, V.; Holdsworth, D. L.; Kurtz, D. W. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 3523-3549, 2019

• DOI for Rotation and pulsation in Ap stars: first light results from TESS sectors 1 and 2

Magnetic OB[A] Stars with TESS: probing their Evolutionary and Rotational properties (MOBSTER) - I. First-light observations of known magnetic B and A stars

David-Uraz, A.; Neiner, C.; Sikora, J.; Bowman, D. M. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 304-317, 2019

• DOI for Magnetic OB[A] Stars with TESS: probing their Evolutionary and Rotational properties (MOBSTER) - I. First-light observations of known magnetic B and A stars

MOBSTER - II. Identification of rotationally variable A stars observed with TESS in sectors 1-4

Sikora, J.; David-Uraz, A.; Chowdhury, S.; Bowman, D. M. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 4695-4710, 2019

• DOI for MOBSTER - II. Identification of rotationally variable A stars observed with TESS in sectors 1-4

HST/STIS analysis of the first main sequence pulsar CU Virginis

Krticka, J.; Mikulasek, Z.; Henry, G. W.; Janik, J. et al.

Part of Astronomy and Astrophysics, 2019

• DOI for HST/STIS analysis of the first main sequence pulsar CU Virginis

NU Ori: a hierarchical triple system with a strongly magnetic B-type star

Shultz, Matthew; Le Bouquin, J. -B; Rivinius, Th.; Wade, G. A. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 3950-3965, 2019

• DOI for NU Ori: a hierarchical triple system with a strongly magnetic B-type star

Magnetic Field of the Eclipsing M-dwarf Binary YY Gem

Kochukhov, Oleg; Shulyak, Denis

Part of Astrophysical Journal, 2019

• DOI for Magnetic Field of the Eclipsing M-dwarf Binary YY Gem

Long-term spot monitoring of the young solar analogue V889 Herculis

Willamo, T.; Hackman, T.; Lehtinen, J. J.; Kapyla, M. J. et al.

Part of Astronomy and Astrophysics, 2019

• DOI for Long-term spot monitoring of the young solar analogue V889 Herculis

Magnetic fields of intermediate-mass T Tauri stars: I. Magnetic detections and fundamental stellar parameters

Villebrun, F.; Alecian, E.; Hussain, G.; Bouvier, J. et al.

Part of Astronomy and Astrophysics, 2019

• DOI for Magnetic fields of intermediate-mass T Tauri stars: I. Magnetic detections and fundamental stellar parameters

Magnetic field topologies of the bright, weak-field Ap stars θ Aurigae and ε Ursae Majoris

Kochukhov, Oleg; Shultz, Matthew; Neiner, C.

Part of Astronomy and Astrophysics, p. 1-18, 2019

• DOI for Magnetic field topologies of the bright, weak-field Ap stars θ Aurigae and ε Ursae Majoris

Magnetic field topology and chemical spot distributions of the Ap star HD 119419

Rusomarov, Naum; Kochukhov, Oleg; Lundin, A.

Part of Astronomy and Astrophysics, 2018

• DOI for Magnetic field topology and chemical spot distributions of the Ap star HD 119419

Magnetic field topology of the cool, active, short-period binary system sigma(2) Coronae Borealis

Rosén, Lisa; Kochukhov, Oleg; Alecian, E.; Neiner, C. et al.

Part of Astronomy and Astrophysics, 2018

• DOI for Magnetic field topology of the cool, active, short-period binary system sigma(2) Coronae Borealis

HD66051: the first eclipsing binary hosting an early-type magnetic star

Kochukhov, Oleg; Johnston, C.; Alecian, E.; Wade, G. A.

Part of Monthly notices of the Royal Astronomical Society, p. 1749-1762, 2018

• DOI for HD66051: the first eclipsing binary hosting an early-type magnetic star

A sudden change of the global magnetic field of the active M dwarf AD Leo revealed by full Stokes spectropolarimetric observations

Lavail, Alexis; Kochukhov, Oleg; Wade, G. A.

Part of Monthly notices of the Royal Astronomical Society, p. 4836-4843, 2018

• DOI for A sudden change of the global magnetic field of the active M dwarf AD Leo revealed by full Stokes spectropolarimetric observations
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A theoretical tool for the study of radial velocities in the atmospheres of roAp stars

Quitral-Manosalva, Paola; Cunha, Margarida S; Kochukhov, Oleg

Part of Monthly notices of the Royal Astronomical Society, p. 1676-1688, 2018

• DOI for A theoretical tool for the study of radial velocities in the atmospheres of roAp stars

The pulsationally modulated radial crossover signature of the slowly rotating magnetic B-type star xi(1) CMa

Shultz, Matthew; Kochukhov, Oleg; Wade, G A; Rivinius, Th

Part of Monthly Notices of the Royal Astronomical Society: Letters, 2018

• DOI for The pulsationally modulated radial crossover signature of the slowly rotating magnetic B-type star xi(1) CMa

HD 156324: A Tidally Locked Magnetic SB3 With an Orbitally Disrupted Centrifugal Magnetosphere

Shultz, Matthew; Rivinius, Th.; Wade, G. A.; Alecian, E. et al.

Part of CONTRIBUTIONS OF THE ASTRONOMICAL OBSERVATORY SKALNATE PLESO, p. 298-299, 2018

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Rotation, Emission, & Evolution of the Magnetic Early B-type Stars

Shultz, Matthew; Wade, G. A.; Rivinius, Th.; Neiner, C. et al.

Part of CONTRIBUTIONS OF THE ASTRONOMICAL OBSERVATORY SKALNATE PLESO, p. 175-179, 2018

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Surface mapping of magnetic hot stars: Theories versus observations

Kochukhov, Oleg

Part of CONTRIBUTIONS OF THE ASTRONOMICAL OBSERVATORY SKALNATE PLESO, p. 58-65, 2018

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Putting atomic diffusion theory of magnetic ApBp stars to the test: evaluation of the predictions of time-dependent diffusion models

Kochukhov, Oleg; Ryabchikova, T. A.

Part of Monthly notices of the Royal Astronomical Society, p. 2787-2795, 2018

• DOI for Putting atomic diffusion theory of magnetic ApBp stars to the test: evaluation of the predictions of time-dependent diffusion models

Magnetism, X-rays and accretion rates in WD 1145+017 and other polluted white dwarf systems

Farihi, J.; Fossati, L.; Wheatley, P. J.; Metzger, B. D. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 947-960, 2018

• DOI for Magnetism, X-rays and accretion rates in WD 1145+017 and other polluted white dwarf systems

Mixed poloidal-toroidal magnetic configuration and surface abundance distributions of the Bp star 36 Lyn

Oksala, M. E.; Silvester, James; Kochukhov, Oleg; Neiner, C. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 3367-3376, 2018

• DOI for Mixed poloidal-toroidal magnetic configuration and surface abundance distributions of the Bp star 36 Lyn
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Strong dipole magnetic fields in fast rotating fully convective stars

Shulyak, D.; Reiners, A.; Engein, A.; Malo, L. et al.

Part of Nature Astronomy, 2017

• DOI for Strong dipole magnetic fields in fast rotating fully convective stars

Magnetic fields of intermediate mass T Tauri stars

Lavail, Alexis; Kochukhov, Oleg; Hussain, G. A. J.; Alecian, E. et al.

Part of Astronomy and Astrophysics, 2017

• DOI for Magnetic fields of intermediate mass T Tauri stars

Doppler imaging of chemical spots on magnetic Ap/Bp stars

Kochukhov, Oleg

Part of Astronomy & Astrophysics, 2017

• DOI for Doppler imaging of chemical spots on magnetic Ap/Bp stars
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The complex magnetic field topology of the cool Ap star 49 Cam

Silvester, J.; Kochukhov, O.; Rusomarov, N.; Wade, G. A.

Part of Monthly notices of the Royal Astronomical Society, p. 962-975, 2017

• DOI for The complex magnetic field topology of the cool Ap star 49 Cam

BD-19 5044L: discovery of a short-period SB2 system with a magnetic Bp primary in the open cluster IC 4725

Landstreet, J. D.; Kochukhov, O.; Alecian, E.; Bailey, J. D. et al.

Part of Astronomy and Astrophysics, 2017

• DOI for BD-19 5044L: discovery of a short-period SB2 system with a magnetic Bp primary in the open cluster IC 4725

Magnetic field topology and chemical abundance distributions of the young, rapidly rotating, chemically peculiar star HR5624

Kochukhov, Oleg; Silvester, James; Bailey, J. D.; Landstreet, J. D. et al.

Part of Astronomy and Astrophysics, 2017

• DOI for Magnetic field topology and chemical abundance distributions of the young, rapidly rotating, chemically peculiar star HR5624

Testing parallaxes with local Cepheids and RR Lyrae stars

Clementini, G.; Eyer, L.; Ripepi, V.; Marconi, M. et al.

Part of Astronomy and Astrophysics, 2017

• DOI for Testing parallaxes with local Cepheids and RR Lyrae stars

The MiMeS survey of Magnetism in Massive Stars: magnetic analysis of the O-type stars

Grunhut, J. H.; Wade, G. A.; Neiner, C.; Oksala, M. E. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 2432-2470, 2017

• DOI for The MiMeS survey of Magnetism in Massive Stars: magnetic analysis of the O-type stars
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The Global and Small-scale Magnetic Fields of Fully Convective, Rapidly Spinning M Dwarf Pair GJ65 A and B

Kochukhov, Oleg; Lavail, Alexis

Part of Astrophysical Journal Letters, 2017

• DOI for The Global and Small-scale Magnetic Fields of Fully Convective, Rapidly Spinning M Dwarf Pair GJ65 A and B

Gaia Data Release 1: Open cluster astrometry: performance, limitations, and future prospects

van Leeuwen, F.; Korn, Andreas; Edvardsson, Bengt; Heiter, Ulrike et al.

Part of Astronomy and Astrophysics, 2017

• DOI for Gaia Data Release 1: Open cluster astrometry: performance, limitations, and future prospects

Surface magnetism of cool stars

Kochukhov, Oleg; Petit, P.; Strassmeier, K. G.; Carroll, T. A. et al.

Part of Astronomical Notes - Astronomische Nachrichten, p. 428-441, 2017

• DOI for Surface magnetism of cool stars

Three-dimensional magnetic and abundance mapping of the cool Ap star HD 24712: III.  Three-dimensional abundance distribution of iron and calcium

Rusomarov, Naum; Kochukhov, Oleg; Ryabchikova, Tanya

Part of Astronomy and Astrophysics, 2016

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The MiMeS survey of magnetism in massive stars: introduction and overview

Wade, G. A.; Neiner, C.; Alecian, E.; Grunhut, J. H. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 2-22, 2016

• DOI for The MiMeS survey of magnetism in massive stars: introduction and overview

Zeeman-Doppler imaging of active young solar-type stars

Hackman, T.; Lehtinen, J.; Rosén, Lisa; Kochukhov, Oleg et al.

Part of Astronomy and Astrophysics, 2016

• DOI for Zeeman-Doppler imaging of active young solar-type stars

Magnetic field topology of tau Scorpii: The uniqueness problem of Stokes V ZDI inversions

Kochukhov, Oleg; Wade, G. A.

Part of Astronomy and Astrophysics, 2016

• DOI for Magnetic field topology of tau Scorpii: The uniqueness problem of Stokes V ZDI inversions

Magnetic fields of young solar twins

Rosén, Lisa; Kochukhov, Oleg; Hackman, Thomas; Lehtinen, Jyri

Part of Astronomy and Astrophysics, 2016

• DOI for Magnetic fields of young solar twins

Magnetic Doppler imaging of the chemically peculiar star HD 125248

Rusomarov, Naum; Kochukhov, Oleg; Ryabchikova, Tatiana; Ilyin, Ilya

Part of Astronomy and Astrophysics, 2016

• DOI for Magnetic Doppler imaging of the chemically peculiar star HD 125248
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Gaia Data Release 1 Summary of the astrometric, photometric, and survey properties

Brown, A. G. A.; Vallenari, A.; Prusti, T.; de Bruijne, J. H. J. et al.

Part of Astronomy and Astrophysics, 2016

• DOI for Gaia Data Release 1 Summary of the astrometric, photometric, and survey properties

The Gaia mission

Prusti, T.; de Bruijne, J. H. J.; Brown, A. G. A.; Vallenari, A. et al.

Part of Astronomy and Astrophysics, 2016

• DOI for The Gaia mission

Magnetic field topology and chemical spot distributions in the extreme Ap star HD 75049

Kochukhov, Oleg; Rusomarov, Naum; Valenti, J. A.; Stempels, H. C. et al.

Part of Astronomy and Astrophysics, 2015

• DOI for Magnetic field topology and chemical spot distributions in the extreme Ap star HD 75049

Activity and magnetic field structure of the Sun-like planet-hosting star HD 1237

Alvarado-Gomez, J. D.; Hussain, G. A. J.; Grunhut, J.; Fares, R. et al.

Part of Astronomy and Astrophysics, 2015

• DOI for Activity and magnetic field structure of the Sun-like planet-hosting star HD 1237
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The magnetic field topology and chemical abundance distributions of the Ap star HD 32633

Silvester, James; Kochukhov, Oleg; Wade, G. A.

Part of Monthly notices of the Royal Astronomical Society, p. 2163-2176, 2015

• DOI for The magnetic field topology and chemical abundance distributions of the Ap star HD 32633
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Doppler imaging of LQ Hydrae for 1998-2002

Cole, E. M.; Hackman, T.; Kapyka, M. J.; Ilyin, I. et al.

Part of Astronomy and Astrophysics, 2015

• DOI for Doppler imaging of LQ Hydrae for 1998-2002

First Zeeman Doppler Imaging of a Cool Star Using All Four Stokes Parameters

Rosén, Lisa; Kochukhov, Oleg; Wade, G. A.

Part of Astrophysical Journal, 2015

• DOI for First Zeeman Doppler Imaging of a Cool Star Using All Four Stokes Parameters

The surface magnetic field and chemical abundance distributions of the B2V helium-strong star HD 184927

Yakunin, I.; Wade, G.; Bohlender, D.; Kochukhov, Oleg et al.

Part of Monthly notices of the Royal Astronomical Society, p. 1418-1438, 2015

• DOI for The surface magnetic field and chemical abundance distributions of the B2V helium-strong star HD 184927

Diagnostic of stellar magnetic fields with cumulative circular polarisation profiles

Kochukhov, Oleg

Part of Astronomy and Astrophysics, 2015

• DOI for Diagnostic of stellar magnetic fields with cumulative circular polarisation profiles

Revisiting the rigidly rotating magnetosphere model for sigma Ori E - II. Magnetic Doppler imaging, arbitrary field RRM, and light variability

Oksala, M. E.; Kochukhov, Oleg; Krticka, J.; Townsend, R. H. D. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 2015-2029, 2015

• DOI for Revisiting the rigidly rotating magnetosphere model for sigma Ori E - II. Magnetic Doppler imaging, arbitrary field RRM, and light variability

Three-dimensional magnetic and abundance mapping of the cool Ap star HD 24712 II. Two-dimensional magnetic Doppler imaging in all four Stokes parameters

Rusomarov, Naum; Kochukhov, Oleg; Ryabchikova, T.; Piskunov, Nikolai

Part of Astronomy and Astrophysics, 2015

• DOI for Three-dimensional magnetic and abundance mapping of the cool Ap star HD 24712 II. Two-dimensional magnetic Doppler imaging in all four Stokes parameters
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Stokes IQUV magnetic Doppler imaging of Ap stars - II. Next generation magnetic Doppler imaging of alpha(2) CVn star

Silvester, J.; Kochukhov, Oleg; Wade, G. A.

Part of Monthly notices of the Royal Astronomical Society, p. 182-192, 2014

• DOI for Stokes IQUV magnetic Doppler imaging of Ap stars - II. Next generation magnetic Doppler imaging of alpha(2) CVn star

Discovery of new magnetic early-B stars within the MiMeS HARPSpol survey

Alecian, E.; Kochukhov, Oleg; Petit, V.; Grunhut, J. et al.

Part of Astronomy and Astrophysics, 2014

• DOI for Discovery of new magnetic early-B stars within the MiMeS HARPSpol survey

Doppler images of DI Piscium during 2004-2006

Lindborg, M.; Hackman, T.; Mantere, M. J.; Korhonen, H. et al.

Part of Astronomy and Astrophysics, 2014

• DOI for Doppler images of DI Piscium during 2004-2006

Searching for a gas cloud surrounding the WASP-18 planetary system

Fossati, L.; Ayres, T. R.; Haswell, C. A.; Jenkins, J. S. et al.

Part of Astrophysics and Space Science, p. 21-28, 2014

• DOI for Searching for a gas cloud surrounding the WASP-18 planetary system

Interferometry of chemically peculiar stars: theoretical predictions versus modern observing facilities

Shulyak, D.; Paladini, C.; Li Causi, G.; Perraut, K. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 1629-1642, 2014

• DOI for Interferometry of chemically peculiar stars: theoretical predictions versus modern observing facilities

Magnetic field topology of the unique chemically peculiar star CU Virginis

Kochukhov, Oleg; Lueftinger, T.; Neiner, C.; Alecian, E.

Part of Astronomy and Astrophysics, 2014

• DOI for Magnetic field topology of the unique chemically peculiar star CU Virginis

An in-depth spectroscopic analysis of RR Lyr Variations over the pulsation cycle

Fossati, L.; Kolenberg, K.; Shulyak, D. V.; Elmasli, A. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 4094-4104, 2014

• DOI for An in-depth spectroscopic analysis of RR Lyr Variations over the pulsation cycle

Stokes IQUV magnetic Doppler imaging of Ap stars - III. Next generation chemical abundance mapping of alpha(2) CVn

Silvester, J.; Kochukhov, Oleg; Wade, G. A.

Part of Monthly notices of the Royal Astronomical Society, p. 1442-1452, 2014

• DOI for Stokes IQUV magnetic Doppler imaging of Ap stars - III. Next generation chemical abundance mapping of alpha(2) CVn

Exploring the magnetic field complexity in M dwarfs at the boundary to full convection

Shulyak, D.; Reiners, A.; Seemann, U.; Kochukhov, Oleg et al.

Part of Astronomy and Astrophysics, 2014

• DOI for Exploring the magnetic field complexity in M dwarfs at the boundary to full convection

The Effect Of Isotopic Splitting On The Bisector And Inversions Of The Solar Ca II 854.2 nm Line

Leenaarts, Jorrit; Rodriguez, Jaime de la Cruz; Kochukhov, Oleg; Carlsson, Mats

Part of The Astrophysical Journal Letters, 2014

• DOI for The Effect Of Isotopic Splitting On The Bisector And Inversions Of The Solar Ca II 854.2 nm Line

The importance of non-photon noise in stellar spectropolarimetry The spurious detection of a non-existing magnetic field in the AO supergiant HD 92207

Bagnulo, S.; Fossati, L.; Kochukhov, Oleg; Landstreet, J. D.

Part of Astronomy and Astrophysics, 2013

• DOI for The importance of non-photon noise in stellar spectropolarimetry The spurious detection of a non-existing magnetic field in the AO supergiant HD 92207
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Basic parameters and properties of the rapidly rotating magnetic helium-strong B star HR 7355

Rivinius, T.; Townsend, R. H. D.; Kochukhov, Oleg; Stefl, S. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 177-188, 2013

• DOI for Basic parameters and properties of the rapidly rotating magnetic helium-strong B star HR 7355
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Multiple views of magnetism in cool stars

Morin, J.; Jardine, M.; Reiners, A.; Shulyak, D. et al.

Part of Astronomical Notes - Astronomische Nachrichten, p. 48-52, 2013

• DOI for Multiple views of magnetism in cool stars

Magnetically Controlled Accretion on the Classical T Tauri Stars GQ Lupi and TW Hydrae

Johns-Krull, Christopher M.; Chen, Wei; Valenti, Jeff A.; Jeffers, Sandra V. et al.

Part of Astrophysical Journal, p. 11, 2013

• DOI for Magnetically Controlled Accretion on the Classical T Tauri Stars GQ Lupi and TW Hydrae

Detectability of small-scale magnetic fields in early-type stars

Kochukhov, Oleg; Sudnik, N.

Part of Astronomy and Astrophysics, 2013

• DOI for Detectability of small-scale magnetic fields in early-type stars
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Chemical composition and evolutionary status of the Ap star HD 138633

Titarenko, A. P.; Ryabchikova, T. A.; Kochukhov, Oleg P.; Tsymbal, V. V.

Part of Astronomy letters, p. 347-356, 2013

• DOI for Chemical composition and evolutionary status of the Ap star HD 138633

Denoising spectroscopic data by means of the improved least-squares deconvolution method

Tkachenko, A.; Van Reeth, T.; Tsymbal, V.; Aerts, C. et al.

Part of Astronomy and Astrophysics, 2013

• DOI for Denoising spectroscopic data by means of the improved least-squares deconvolution method

Radial velocity signatures of Zeeman broadening

Reiners, A.; Shulyak, D.; Anglada-Escude, G.; Jeffers, S. V. et al.

Part of Astronomy and Astrophysics, 2013

• DOI for Radial velocity signatures of Zeeman broadening

A self-consistent chemically stratified atmosphere model for the roAp star 10 Aquilae

Nesvacil, N.; Shulyak, D.; Ryabchikova, T. A.; Kochukhov, Oleg et al.

Part of Astronomy and Astrophysics, 2013

• DOI for A self-consistent chemically stratified atmosphere model for the roAp star 10 Aquilae

Magnetic field topology of the RS CVn star II Pegasi

Kochukhov, Oleg; Mantere, M. J.; Hackman, T.; Ilyin, I.

Part of Astronomy and Astrophysics, 2013

• DOI for Magnetic field topology of the RS CVn star II Pegasi

Are there tangled magnetic fields on HgMn stars?

Kochukhov, Oleg; Makaganiuk, Vitalii; Piskunov, Nikolai; Jeffers, S. V. et al.

Part of Astronomy and Astrophysics, 2013

• DOI for Are there tangled magnetic fields on HgMn stars?
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Fundamental parameters of bright Ap stars from wide-range energy distributions and advanced atmospheric models

Shulyak, D.; Ryabchikova, T.; Kochukhov, Oleg

Part of Astronomy and Astrophysics, 2013

• DOI for Fundamental parameters of bright Ap stars from wide-range energy distributions and advanced atmospheric models

Detection of a magnetic field in three old and inactive solar-like planet-hosting stars

Fossati, L.; Kochukhov, Oleg; Jenkins, J. S.; Stancliffe, R. J. et al.

Part of Astronomy and Astrophysics, 2013

• DOI for Detection of a magnetic field in three old and inactive solar-like planet-hosting stars

Discovery of new rapidly oscillating Ap pulsators in the UVES survey of cool magnetic Ap stars

Kochukhov, Oleg; Alentiev, D.; Ryabchikova, T.; Boyko, S. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 2808-2819, 2013

• DOI for Discovery of new rapidly oscillating Ap pulsators in the UVES survey of cool magnetic Ap stars

Strong variable linear polarization in the cool active star II Peg

Rosén, Lisa; Kochukhov, Oleg; Wade, G. A.

Part of Monthly notices of the Royal Astronomical Society, 2013

• DOI for Strong variable linear polarization in the cool active star II Peg

Orbital parameters, chemical composition and magnetic field of the Ap binary HD 98088

Folsom, C. P.; Likuski, K.; Wade, G. A.; Kochukhov, Oleg et al.

Part of Monthly notices of the Royal Astronomical Society, p. 1513-1527, 2013

• DOI for Orbital parameters, chemical composition and magnetic field of the Ap binary HD 98088

The dramatic change of the fossil magnetic field of HD 190073: Evidence of the birth of the convective core in a Herbig star?

Alecian, E.; Neiner, C.; Mathis, S.; Catala, C. et al.

Part of Astronomy and Astrophysics, 2013

• DOI for The dramatic change of the fossil magnetic field of HD 190073: Evidence of the birth of the convective core in a Herbig star?

Three-dimensional magnetic and abundance mapping of the cool Ap star HD 24712: I. Spectropolarimetric observations in all four Stokes parameters

Rusomarov, Naum; Kochukhov, Oleg; Piskunov, Nikolai; Jeffers, S. V. et al.

Part of Astronomy and Astrophysics, 2013

• DOI for Three-dimensional magnetic and abundance mapping of the cool Ap star HD 24712: I. Spectropolarimetric observations in all four Stokes parameters
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Absorbing gas around the WASP-12 planetary system

Fossati, L.; Ayres, T. R.; Haswell, C. A.; Bohlender, D. et al.

Part of ASTROPHYSICAL JOURNAL LETTERS, 2013

• DOI for Absorbing gas around the WASP-12 planetary system

Stokes IQUV magnetic Doppler imaging of Ap stars - I. ESPaDOnS and NARVAL observations

Silvester, J.; Wade, G. A.; Kochukhov, Oleg; Bagnulo, S. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 1003-1030, 2012

• DOI for Stokes IQUV magnetic Doppler imaging of Ap stars - I. ESPaDOnS and NARVAL observations

Magnetism, chemical spots, and stratification in the HgMn star ϕ Phoenicis

Makaganiuk, Vitalii; Kochukhov, Oleg; Piskunov, Nikolai; Jeffers, Sandra et al.

Part of Astronomy and Astrophysics, 2012

• DOI for Magnetism, chemical spots, and stratification in the HgMn star ϕ Phoenicis

Doppler images of II Pegasi for 2004-2010

Hackman, T.; Mantere, M. J.; Lindborg, M.; Ilyin, I. et al.

Part of Astronomy and Astrophysics, 2012

• DOI for Doppler images of II Pegasi for 2004-2010

Magnetic field measurements and their uncertainties: the FORS1 legacy

Bagnulo, S.; Landstreet, J. D.; Fossati, L.; Kochukhov, Oleg

Part of Astronomy and Astrophysics, 2012

• DOI for Magnetic field measurements and their uncertainties: the FORS1 legacy

Magnetic Doppler imaging considering atmospheric structure modifications due to local abundances: a luxury or a necessity?

Kochukhov, Oleg; Wade, G. A.; Shulyak, D.

Part of Monthly notices of the Royal Astronomical Society, p. 3004-3018, 2012

• DOI for Magnetic Doppler imaging considering atmospheric structure modifications due to local abundances: a luxury or a necessity?

How reliable is Zeeman Doppler imaging without simultaneous temperature reconstruction?

Rosén, Lisa; Kochukhov, Oleg

Part of Astronomy and Astrophysics, 2012

• DOI for How reliable is Zeeman Doppler imaging without simultaneous temperature reconstruction?

Revisiting the Rigidly Rotating Magnetosphere model for sigma Ori E-I: Observations and data analysis

Oksala, M. E.; Wade, G. A.; Townsend, R. H. D.; Owocki, S. P. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 959-970, 2012

• DOI for Revisiting the Rigidly Rotating Magnetosphere model for sigma Ori E-I: Observations and data analysis

Discovery of the longest period rapidly oscillating Ap star HD177765

Alentiev, D.; Kochukhov, Oleg; Ryabchikova, T.; Cunha, M. et al.

Part of Monthly notices of the Royal Astronomical Society, 2012

• DOI for Discovery of the longest period rapidly oscillating Ap star HD177765

HD96446: a puzzle for current models of magnetospheres?

Neiner, C.; Landstreet, J. D.; Alecian, E.; Owocki, S. et al.

Part of Astronomy and Astrophysics, 2012

• DOI for HD96446: a puzzle for current models of magnetospheres?

Multi-element Doppler imaging of the CP2 star HD 3980

Nesvacil, N.; Lüftinger, T.; Shulyak, D.; Obbrugger, M. et al.

Part of Astronomy and Astrophysics, 2012

• DOI for Multi-element Doppler imaging of the CP2 star HD 3980

A detailed spectroscopic analysis of the open cluster NGC 5460

Fossati, L.; Folsom, C. P.; Bagnulo, S.; Grunhut, J. H. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 1132-1144, 2011

• DOI for A detailed spectroscopic analysis of the open cluster NGC 5460

The search for magnetic fields in mercury-manganese stars

Makaganiuk, Vitalii; Kochukhov, Oleg; Piskunov, Nikolai; Jeffers, S. V. et al.

Part of Astronomy and Astrophysics, 2011

• DOI for The search for magnetic fields in mercury-manganese stars

The extraordinary complex magnetic field of the helium-strong star HD 37776

Kochukhov, Oleg; Lundin, Andreas; Romanyuk, Iosif; Kudryavtsev, Dmitry

Part of Astrophysical Journal, p. 24, 2011

• DOI for The extraordinary complex magnetic field of the helium-strong star HD 37776

Distance scale zero points from galactic RR Lyrae star parallaxes

Benedict, G. Fritz; McArthur, Barbara E.; Feast, Michael W.; Barnes, Thomas G. et al.

Part of Astronomical Journal, p. 187, 2011

• DOI for Distance scale zero points from galactic RR Lyrae star parallaxes

Spot activity of II Peg

Hackman, T.; Mantere, M. J.; Jetsu, L.; Ilyin, I. et al.

Part of Astronomical Notes - Astronomische Nachrichten, p. 859-865, 2011

• DOI for Spot activity of II Peg

Pulsations in the atmosphere of the rapidly oscillating star 33 Lib

Sachkov, M.; Hareter, M.; Ryabchikova, T.; Wade, G. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 2669-2677, 2011

• DOI for Pulsations in the atmosphere of the rapidly oscillating star 33 Lib

Abundance and stratification analysis of the chemically peculiar star HD 103498

Pandey, Chhavi P.; Shulyak, Denis V.; Ryabchikova, Tanya; Kochukhov, Oleg

Part of Monthly notices of the Royal Astronomical Society, p. 444-452, 2011

• DOI for Abundance and stratification analysis of the chemically peculiar star HD 103498

No magnetic field in the spotted HgMn star mu Leporis

Kochukhov, Oleg; Makaganiuk, Vitalii; Piskunov, Nikolai; Jeffers, S. V. et al.

Part of Astronomy and Astrophysics, 2011

• DOI for No magnetic field in the spotted HgMn star mu Leporis

Chemical spots in the absence of magnetic field in the binary HgMn star 66 Eridani

Makaganiuk, Vitalii; Kochukhov, Oleg; Piskunov, Nikolai; Jeffers, S. V. et al.

Part of Astronomy and Astrophysics, 2011

• DOI for Chemical spots in the absence of magnetic field in the binary HgMn star 66 Eridani

First HARPSpol discoveries of magnetic fields in massive stars

Alecian, E.; Kochukhov, Oleg; Neiner, C.; Wade, G. A. et al.

Part of Astronomy and Astrophysics, 2011

• DOI for First HARPSpol discoveries of magnetic fields in massive stars

Stellar libraries for Gaia

Sordo, Rosanna; Vallenari, A.; Tantalo, R.; Liu, C. et al.

Part of Journal of Physics, Conference Series, 2011

• DOI for Stellar libraries for Gaia

Rotation, magnetism and metallicity of M dwarf systems

Shulyak, D.; Seifahrt, A.; Reiners, A.; Kochukhov, Oleg et al.

Part of Monthly notices of the Royal Astronomical Society, p. 2548-2557, 2011

• DOI for Rotation, magnetism and metallicity of M dwarf systems

Magnetic field and atmospheric chemical abundances of the magnetic Ap star HD 318107

Bailey, J. D.; Landstreet, J. D.; Bagnulo, S.; Fossati, L. et al.

Part of Astronomy and Astrophysics, 2011

• DOI for Magnetic field and atmospheric chemical abundances of the magnetic Ap star HD 318107

HARPSpol - The New Polarimetric Mode for HARPS

Piskunov, Nikolai; Snik, F.; Dolgopolov, A.; Kochukhov, Oleg et al.

Part of The Messenger, p. 7-10, 2011

First detection of linear polarization in the line profiles of active cool stars

Kochukhov, Oleg; Makaganiuk, Vitalii; Piskunov, Nikolai; Snik, F. et al.

Part of Astrophysical Journal Letters, 2011

• DOI for First detection of linear polarization in the line profiles of active cool stars

A detailed spectropolarimetric analysis of the planet-hosting star WASP-12

Fossati, L.; Bagnulo, S.; Elmasli, A.; Haswell, C. A. et al.

Part of Astrophysical Journal, p. 872-886, 2010

• DOI for A detailed spectropolarimetric analysis of the planet-hosting star WASP-12

An in-depth spectroscopic analysis of the Blazhko star RR Lyrae: I. Characterisation of the star: abundance analysis and fundamental parameters

Kolenberg, K.; Fossati, L.; Shulyak, D.; Pikall, H. et al.

Part of Astronomy and Astrophysics, 2010

• DOI for An in-depth spectroscopic analysis of the Blazhko star RR Lyrae: I. Characterisation of the star: abundance analysis and fundamental parameters

Magnetic field, chemical composition and line profile variability of the peculiar eclipsing binary star AR Aur

Folsom, C. P.; Kochukhov, Oleg; Wade, G. A.; Silvester, J. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 2383-2392, 2010

• DOI for Magnetic field, chemical composition and line profile variability of the peculiar eclipsing binary star AR Aur

Magnetic Doppler imaging of alpha(2) Canum Venaticorum in all four Stokes parameters: Unveiling the hidden complexity of stellar magnetic fields

Kochukhov, Oleg; Wade, G. A.

Part of Astronomy and Astrophysics, 2010

• DOI for Magnetic Doppler imaging of alpha(2) Canum Venaticorum in all four Stokes parameters: Unveiling the hidden complexity of stellar magnetic fields

The Lorentz force in atmospheres of chemically peculiar stars: 56 Arietis

Shulyak, D.; Kochukhov, Oleg; Valyavin, G.; Lee, B. -C et al.

Part of Astronomy and Astrophysics, 2010

• DOI for The Lorentz force in atmospheres of chemically peculiar stars: 56 Arietis

Modelling the light variability of the Ap star epsilon Ursae Majoris

Shulyak, D.; Krticka, J.; Mikulasek, Z.; Kochukhov, Oleg et al.

Part of Astronomy and Astrophysics, 2010

• DOI for Modelling the light variability of the Ap star epsilon Ursae Majoris

Least-squares deconvolution of the stellar intensity and polarization spectra

Kochukhov, Oleg; Makaganiuk, Vitalii; Piskunov, Nikolai

Part of Astronomy and Astrophysics, 2010

• DOI for Least-squares deconvolution of the stellar intensity and polarization spectra

Synthetic stellar and SSP libraries as templates for Gaia simulations

Sordo, Rosanna; Vallenari, Antonella; Tantalo, Rosaria; Allard, France et al.

Part of Astrophysics and Space Science, p. 331-335, 2010

• DOI for Synthetic stellar and SSP libraries as templates for Gaia simulations

Magnetic Doppler imaging of the roAp star HD 24712

Lueftinger, T.; Kochukhov, Oleg; Ryabchikova, T.; Piskunov, Nikolai et al.

Part of Astronomy and Astrophysics, 2010

• DOI for Magnetic Doppler imaging of the roAp star HD 24712

Surface structure of the CoRoT CP2 target star HD50773

Lueftinger, T.; Froehlich, H. -E; Weiss, W. W.; Petit, P. et al.

Part of Astronomy and Astrophysics, 2010

• DOI for Surface structure of the CoRoT CP2 target star HD50773

Modelling the molecular Zeeman-effect in M-dwarfs: methods and first results

Shulyak, D.; Reiners, A.; Wende, S.; Kochukhov, Oleg et al.

Part of Astronomy and Astrophysics, 2010

• DOI for Modelling the molecular Zeeman-effect in M-dwarfs: methods and first results

Time-resolved photometric and spectroscopic analysis of the luminous Ap star HD 103498

Joshi, S.; Ryabchikova, T.; Kochukhov, Oleg; Sachkov, M. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 1299-1307, 2010

• DOI for Time-resolved photometric and spectroscopic analysis of the luminous Ap star HD 103498

Model atmospheres of magnetic CP stars: HD 137509

Shulyak, D.; Kochukhov, Oleg; Khan, S.

Part of Contributions of the astronomcal observatory skalnate pleso, p. 449-450, 2008

VALD — an atomic and molecular database for astrophysics

Heiter, Ulrike; Barklem, Paul; Fossati, L.; Kildiyarova, R. et al.

Part of Journal of Physics, Conference Series, 2008

• DOI for VALD — an atomic and molecular database for astrophysics

Magnetic Doppler imaging of Ap stars

Silvester, J.; Wade, G. A.; Kochukhov, Oleg; Landstreet, J. D. et al.

Part of CONTRIBUTIONS OF THE ASTRONOMICAL OBSERVATORY SKALNATE PLESO, p. 341-346, 2008

A high-precision search for magnetic field oscillations in the roAp star HD 24712

Kochukhov, Oleg; Wade, G.A.

Part of Astronomy and Astrophysics, p. 679-683, 2007

• DOI for A high-precision search for magnetic field oscillations in the roAp star HD 24712

Weather in stellar atmosphere revealed by the dynamics of mercury clouds in alpha Andromedae

Kochukhov, Oleg; Adelman, S.J.; Gulliver, A.F.; Piskunov, Nikolai

Part of Nature Physics, p. 526-529, 2007

• DOI for Weather in stellar atmosphere revealed by the dynamics of mercury clouds in alpha Andromedae

Pulsation in the atmosphere of the roAp star HD 24712: I. Spectroscopic observations and radial velocity measurements

Ryabchikova, T.; Sachkov, M.; Weiss, W.W.; Kallinger, T. et al.

Part of Astronomy and Astrophysics, p. 1103-1112, 2007

• DOI for Pulsation in the atmosphere of the roAp star HD 24712: I. Spectroscopic observations and radial velocity measurements

Late stages of the evolution of A-type stars on the main sequence: Comparison between observed chemical abundances and diffusion models for 8 Am stars of the Praesepe cluster

Fossati, L.; Bagnulo, S.; Monier, R.; Khan, S.A. et al.

Part of Astronomy and Astrophysics, p. 911-925, 2007

• DOI for Late stages of the evolution of A-type stars on the main sequence: Comparison between observed chemical abundances and diffusion models for 8 Am stars of the Praesepe cluster

The Lorentz force in atmospheres of CP stars: theta Aurigae

Shulyak, D.; Valyavin, G.; Kochukhov, Oleg; Lee, B.-C. et al.

Part of Astronomy and Astrophysics, p. 1089-1099, 2007

• DOI for The Lorentz force in atmospheres of CP stars: theta Aurigae

Line profile variations in rapidly oscillating Ap stars: Resolution of the enigma

Kochukhov, Oleg; Ryabchikova, T.; Weiss, W.W.; Landstreet, J.D. et al.

Part of Monthly notices of the Royal Astronomical Society, p. 651-672, 2007

• DOI for Line profile variations in rapidly oscillating Ap stars: Resolution of the enigma

Pulsation tomography of rapidly oscillating Ap stars: Resolving the third dimension in peculiar pulsating stellar atmospheres

Ryabchikova, T.; Sachkov, M.; Kochukhov, Oleg; Lyashko, D.

Part of Astronomy and Astrophysics, p. 907-922, 2007

• DOI for Pulsation tomography of rapidly oscillating Ap stars: Resolving the third dimension in peculiar pulsating stellar atmospheres

Rare-earth elements in the atmosphere of the magnetic chemically peculiar star HD 144897

Ryabchikova, T.; Ryabtsev, A.; Kochukhov, Oleg; Bagnulo, S.

Part of Astronomy and Astrophysics, p. 329-338, 2006

• DOI for Rare-earth elements in the atmosphere of the magnetic chemically peculiar star HD 144897

Remarkable non-dipolar magnetic field of the Bp star HD 137509

Kochukhov, Oleg

Part of Astronomy and Astrophysics, p. 321-325, 2006

• DOI for Remarkable non-dipolar magnetic field of the Bp star HD 137509

Pulsational line profile variation of the roAp star HR 3831

Kochukhov, Oleg

Part of Astronomy & Astrophysics, p. 1051, 2006

Spectroscopic study of the pulsations in the roAp star HD 24712

Kochukhov, Oleg

Part of Communications in Asteroseismology, p. 97, 2006

Evolutionary state of magnetic chemically peculiar stars

Kochukhov, Oleg; Bagnulo, S.

Part of Astronomy & Astrophysics, p. 763, 2006

HD 178892 - a cool Ap star with extremely strong magnetic field

Ryabchikova, T.; Kochukhov, Oleg; Kudryavtsev, D.; Romanyuk, I. et al.

Part of Astronomy & Astrophysics, p. 47, 2006

Chemical stratification in the atmosphere of Ap star HD 133792. Regularized solution of the vertical inversion problem

Kochukhov, Oleg; Tsymbal, V.; Ryabchikova, T.; Makaganyk, V. et al.

Part of Astronomy and Astrophysics, p. 831-842, 2006

• DOI for Chemical stratification in the atmosphere of Ap star HD 133792. Regularized solution of the vertical inversion problem

Inhomogeneous distribution of mercury on the surfaces of rapidly rotating HgMn stars

Kochukhov, Oleg; Piskunov, Nikolai; Sachkov, M.; Kudryavtsev, D.

Part of Astronomy & Astrophysics, p. 1093, 2005

Variation of the line profile moments for stars pulsating in distorted oblique non-radial modes

Kochukhov, Oleg

Part of Astronomy & Astrophysics, p. 219, 2005

Abundances and chemical stratification analysis in the atmosphere of Cr-type star HD 204411

Ryabchikova, T.; Leone, F.; Kochukhov, Oleg

Part of Astronomy & Astrophysics, p. 973, 2005

Stellar model atmospheres with magnetic line blanketing

Kochukhov, Oleg; Khan, S.; Shulyak, D.

Part of Astronomy & Astrophysics, p. 671, 2005

No magnetic field variation with pulsation phase in the roAp star gamma Equulei

Kochukhov, Oleg; Ryabchikova, T.; Piskunov, Nikolai

Part of Astronomy & Astrophysics, p. 13, 2004

The influence of magnetic fields on the hydrostatic structure of the atmospheres of chemically peculiar stars

Valyavin, G.; Kochukhov, Oleg; Piskunov, Nikolai

Part of Astronomy & Astrophysics, p. 933, 2004

Multi-element abundance Doppler imaging of the rapidly oscillating Ap star HR 3831

Kochukhov, Oleg; Drake, N.; Piskunov, Nikolai; de la Reza, R.

Part of Astronomy & Astrophysics, p. 935, 2004

Stellar activity and magnetism studied by optical interferometry

Kochukhov, Oleg

Part of Astronomy & Astrophysics, p. 193, 2004

Magnetic Doppler imaging of 53 Camelopardalis in all four Stokes parameters

Kochukhov, Oleg; Bagnulo, S.; Wade, G. A.; Sangalli, L. et al.

Part of Astronomy & Astrophysics, p. 613, 2004

The null result of a search for pulsational variations of the surface magnetic field in the roAp star gamma Equulei

Kochukhov, Oleg; Ryabchikova, T.; Landstreet, J.D.; Weiss, W.W.

Part of Monthly Notics of RAS, 2004

The spectroscopic signature of roAp stars

Ryabchikova, T.; Nesvacil, N.; Weiss, W.; Kochukhov, Oleg et al.

Part of Astronomy & Astrophysics, p. 705, 2004

Indirect imaging of nonradial pulsations in a rapidly oscillating Ap star

Kochukhov, Oleg

Part of Astrophysical Journal Letters, 2004

Doppler imaging of stellar non-radial pulsations. I. Techniques and numerical experiments

Kochukhov, Oleg

Part of Astronomy & Astrophysics, p. 613, 2004

Atmospheric parameters and chemical composition of the ultra-cool roAp star HD 213637

Kochukhov, Oleg

Part of Astronomy & Astrophysics, p. 669, 2003

Discovery of rapid radial velocity variations in the roAp star 10 Aql and possible pulsations of beta CrB

Kochukhov, Oleg; Landstreet, J.D.; Ryabchikova, T.; Weiss, W.W. et al.

Part of Monthly Notices of RAS, 2002

The variability of the HgII lambda 3984 line of the mercury-manganese star alpha Andromedae

Adelman, S.J.; Gulliver, A.F.; Kochukhov, Oleg; Ryabchikova, T.

Part of Astrophysical Journal, p. 449, 2002

Doppler Imaging of stellar magnetic fields. II. Numerical experiments

Kochukhov, Oleg; Piskunov, Nikolai

Part of Astronomy and Astrophysics, p. 868-888, 2002

Doppler Imaging of stellar magnetic fields. III. Abundance distribution and magnetic field geometry of alpha 2 CVn

Kochukhov, Oleg; Piskunov, Nikolai; Ilyin, I.; Ilyina, S. et al.

Part of Astronomy and Astrophysics, p. 420-438, 2002

Detailed analysis of Balmer lines in cool dwarf stars

Barklem, Paul; Stempels, H.C.; Allende Prieto, C.; Kochukhov, Oleg et al.

Part of Astronomy & Astrophysics, p. 951, 2002

Interpretation of the Core-Wing Anomaly of Balmer line profiles of cool Ap stars

Kochukhov, Oleg; Bagnulo, S.; Barklem, Paul

Part of Astrophysical Journal Letters, p. 75-78, 2002

Abundance stratification and pulsation in the atmosphere of the roAp star gamma Equulei

Ryabchikova, T.; Piskunov, Nikolai; Kochukhov, Oleg; Tsymbal, V. et al.

Part of Astronomy & Astrophysics, p. 545, 2002

Time-resolved spectroscopy of the roAp star gamma Equ

Kochukhov, O; Ryabchikova, T

Part of Astronomy & Astrophysics, p. 615-628, 2001

Vertical Chromium Distribution in the Atmosphere of a Chemically Peculiar Star. II. Modeling

Savanov, I.; Kochukhov, Oleg; Tsymbal, V.

Part of Astrofizika, p. 206, 2001

Vertical Chromium Distribution in the Atmosphere of a Chemically Peculiar Star. I. Diagnostics

Savanov, I.; Kochukhov, Oleg; Tsymbal, V.

Part of Astrofizika, p. 64, 2001

LTE spectrum synthesis in magnetic stellar atmospheres - The interagreement of three independent polarised radiative transfer codes

Wade, GA; Bagnulo, S; Kochukhov, Oleg; Landstreet, JD et al.

Part of Astronomy & Astrophysics, p. 265-279, 2001

Pulsational and rotational line profile variations of the roAp stars alpha Cir and HR 3831

Kochukhov, O; Ryabchikova, T

Part of ASTRONOMY & ASTROPHYSICS, 2001

Chemical composition of the CP Hg-Mn components of approximately equal mass in the SB2 system 46 Draconis

Tsymbal, V.; Kochukhov, Oleg; Khokhlova, V.L.; Lambert, D.L.

Part of Astronomy Letters, p. 90, 1998

Vertical stratification of Cr in the atmospheres of chemically peculiar stars

Savanov, I.; Kochukhov, Oleg

Part of Astronomy Letters, p. 516, 1998

Magnetic fields of M dwarfs

Kochukhov, Oleg

Part of The Astronomy and Astrophysics Review, 2021

• DOI for Magnetic fields of M dwarfs
• Download full text (pdf) of Magnetic fields of M dwarfs

The chemical abundance analysis of normal early A- and late B-type stars

Fossati, L.; Ryabchikova, T.; Bagnulo, S.; Alecian, E. et al.

Part of Astronomy and Astrophysics, p. 945-962, 2009

• DOI for The chemical abundance analysis of normal early A- and late B-type stars

Simulations of Magnetoacoustic Pulsations in Atmospheres of Rapidly Oscillating Ap Stars

Khomenko, E.; Kochukhov, Oleg

Part of Astrophysical Journal, p. 1218-1238, 2009

• DOI for Simulations of Magnetoacoustic Pulsations in Atmospheres of Rapidly Oscillating Ap Stars

Doppler and Zeeman Doppler Imaging of Stars

Kochukhov, Oleg

Part of Cartography of the Sun and the Stars, p. 177-204, Springer International Publishing, 2016

• DOI for Doppler and Zeeman Doppler Imaging of Stars

The Magnetic delta Scuti Star beta Cas

Zwintz, K.; Neiner, C.; Kochukhov, Oleg; Ryabchikova, T.

Part of Physics of Magnetic Stars, p. 59-64, 2019

Magnetic Stars Observed by BRITE

Shultz, Matthew; Wade, Gregg A.; Neiner, Coralie; Kochukhov, Oleg

Part of 3rd BRITE science conference, p. 146-153, 2018

Multi-line techniques for inference of stellar magnetic fields

Kochukhov, Oleg

Part of Polarimetry, p. 216-224, 2015

• DOI for Multi-line techniques for inference of stellar magnetic fields

The importance of non-photon noise in astronomical spectropolarimetry

Bagnulo, S.; Fossati, L.; Landstreet, J. D.; Kochukhov, Oleg

Part of Polarimetry, p. 181-185, 2015

• DOI for The importance of non-photon noise in astronomical spectropolarimetry

Comprehensive and Critical Reanalysis of FORS Spectropolarimetric Observations: the Case of HD92207

Fossati, L.; Bagnulo, S.; Landstreet, J. D.; Kochukhov, Oleg

Part of Physics and Evolution of Magnetic and Related Stars, p. 63-75, 2015

Magnetic fields of Ap stars from full Stokes spectropolarimetric observations

Rusomarov, Naum; Kochukhov, Oleg; Piskunov, Nikolai

Part of PUTTING A STARS INTO CONTEXT, p. 380-385, 2014

Magnetic fields in A stars besides Ap stars

Kochukhov, Oleg

Part of PUTTING A STARS INTO CONTEXT, p. 389-397, 2014

Interferometry of CP stars: how far can we go?

Shulyak, D.; Paladini, C.; Causi, Li G.; Sacuto, S. et al.

Part of PUTTING A STARS INTO CONTEXT, p. 129-129, 2014

HIRES: The High Resolution Spectrograph for E-ELT

Zerbi, F. M.; Bouchy, F.; Fynbo, J.; Maiolino, R. et al.

Part of Ground-based and Airborne Instrumentation for Astronomy V, 2014

• DOI for HIRES: The High Resolution Spectrograph for E-ELT

Analysis of surface structures of chemically peculiar stars with modern and future interferometers

Shulyak, D.; Perraut, K.; Paladini, C.; Li Causi, G. et al.

Part of OPTICAL AND INFRARED INTERFEROMETRY IV, 2014

• DOI for Analysis of surface structures of chemically peculiar stars with modern and future interferometers

Stellar magnetism through the polarized eyes of the FORS1 instrument

Bagnulo, S.; Landstreet, J. D.; Fossati, L.; Kochukhov, O.

Part of American Institute of Physics Conference Series, p. 57-66, 2012

• DOI for Stellar magnetism through the polarized eyes of the FORS1 instrument

HARPS spectropolarimetry of classical T Tauri stars

Johns-Krull, C. M.; Valenti, J. A.; Jeffers, S. V.; Piskunov, N. E. et al.

Part of American Institute of Physics Conference Series, p. 43-46, 2012

• DOI for HARPS spectropolarimetry of classical T Tauri stars

Characterizing the magnetic fields of the first τ Sco analogues

Petit, V.; Kochukhov, O.; Massa, D. L.; Marcolino, W. L. F. et al.

Part of American Institute of Physics Conference Series, p. 98-101, 2012

• DOI for Characterizing the magnetic fields of the first τ Sco analogues

Magnetic Fields of M-Dwarfs from the Molecular and Atomic Diagnostics

Shulyak, D.; Reiners, A.; Wende, S.; Kochukhov, Oleg et al.

Part of Magnetic Stars, p. 280-290, 2011

The HARPS Polarimeter

Snik, F.; Kochukhov, Oleg; Piskunov, Nikolai; Rodenhuis, M. et al.

Part of Solar Polarization 6, 2011

Magnetic Doppler imaging of early-type stars

Kochukhov, Oleg; Rivinius, Thomas; Oksala, Mary E.; Romanyuk, Iosif

Part of Active OB stars, p. 166-171, 2011

• DOI for Magnetic Doppler imaging of early-type stars

The search for magnetic fields in mercury-manganese stars

Makaganiuk, Vitalii; Kochukhov, Oleg; Piskunov, Nikolai; Jeffers, Sandra V. et al.

Part of Active OB stars, p. 202-203, 2011

• DOI for The search for magnetic fields in mercury-manganese stars

Magnetic fields in M dwarf stars from high-resolution infrared spectra

Kochukhov, Oleg; Heiter, Ulrike; Piskunov, Nikolai; Ryde, N. et al.

Part of COOL STARS, STELLAR SYSTEMS AND THE SUN: Proceedings of the 15th Cambridge Workshop on Cool Stars, Stellar Systems and the Sun, p. 124-129, 2009

• DOI for Magnetic fields in M dwarf stars from high-resolution infrared spectra

Eclipsing binaries as a test for synthetic photometry

Heiter, Ulrike; Smalley, B.; Stuetz, Ch.; Kupka, F. et al.

Part of IAUS 239, Convection in Astrophysics, 2007

3-D Hydrodynamic Simulation of Convection in A Stars

Kochukhov, Oleg; Freytag, Bernd; Piskunov, Nikolai; Steffen, M.

Part of IAUS 239, Convection in Astrophysics, p. 68-70, 2007

• DOI for 3-D Hydrodynamic Simulation of Convection in A Stars

Vertical structure of pulsations in roAp stars

Sachkov, M.; Kochukhov, Oleg; Lyashko, D.

Part of Vienna Workshop on the Future of Asteroseismology, p. 81, 2007

First magnetic Doppler images of a roAp star

Luftinger, T.; Kochukhov, Oleg; Ryabchikova, T.; Weiss, W.W. et al.

Part of Vienna Workshop on the Future of Asteroseismology, p. 85, 2007

Observations of pulsations in roAp stars

Kochukhov, Oleg

Part of Vienna Workshop on the Future of Asteroseismology, p. 39, 2007

Spectropolarimetry of magnetic hot stars

Kochukhov, Oleg

Part of 4th Solar Polarization Workshop, p. 345, 2007

Variability of Balmer Profiles in Magnetic Ap/Bp Stars

Valayvin, G.; Lee, B.-C.; Shulyak, D.; Han, I. et al.

Part of The Seventh Pacific Rim Conference on Stellar Astrophysics, p. 245, 2007

Atmospheres of CP stars: magnetic field effects

Shulyak, D.; Valyavin, G.; Kochukhov, Oleg; Khan, S.

Part of Spectroscopic Methods in Modern Astrophysics, p. 357, 2007

Magnetic Doppler Imaging of Active Stars

Kochukhov, Oleg; Piskunov, Nikolai

Part of Solar and Stellar Activity Cycles, 26th meeting of the IAU, Joint Discussion 8, 2006

Spectroscopy of roAp star pulsation: HD 24712

Kochukhov, Oleg

Part of Memorie della Societa Astronomica Italiana, vol. 77, p. 397, 2006

Spectroscopic study of the pulsations in the roAp star HD 24712

Kochukhov, Oleg

Part of JENAM 2005, p. 97, 2006

Atmospheres of CP stars: magnetic field effects

Shulyak, D.; Valyavin, G.; Kochukhov, Oleg; Khan, S.

Part of Mem SAIS, vol. 7, p. 99, 2005

The Lorentz force in atmosphere of CP stars: theta Aur

Valyavin, G.; Kochukhov, Oleg; Shulyak, D.; Lee, B.-C. et al.

Part of Journal of Korean Astronomical Society, vol. 38, p. 283, 2005

Toward 3-D pulsation maps of roAp stars

Kochukhov, Oleg

Part of EAS Publication series, vol. 17, p. 103, 2005

Spectroscopic analysis of chemically peculiar stars: abundance determination of lithium and some rare earth elements

Drake, N.A.; Nesvacil, N.; Hubrig, S.; Kochukhov, Oleg et al.

Part of IAUS 228, From Lithium to Uranium: Elemental Tracers of Early Cosmic Evolution, p. 89, 2005

Modelling Stokes parameter spectra of CP stars

Kochukhov, Oleg

Part of Magnetic Stars, p. 64, 2004

Pulsational velocity fields in the atmospheres of two roAp stars: HR 1217 and gamma Equ

Sachkov, M.; Ryabchikova, T.; Kochukhov, Oleg; Weiss, W.W. et al.

Part of Variable stars of the local group, IAU Coll. 193, p. 208, 2004

Element stratification in the atmospheres of two superficially non-magnetic Ap stars of Cr type

Ryabchikova, T.; Leone, F.; Kochukhov, Oleg; Bagnulo, S.

Part of The A-star puzzle, IAUS 224, p. 580, 2004

Indirect imaging of stellar nonradial pulsations

Kochukhov, Oleg

Part of The A-star puzzle, IAUS 224, p. 840, 2004

Diffusion and magnetic field effects on stellar surfaces

Kochukhov, Oleg

Part of The A-star puzzle, IAUS 224, p. 433, 2004

Radial velocity pulsations in the atmosphere of the roAp star HD 24712

Sachkov, M.; Ryabchikova, T.; Ilyin, I.; Kochukhov, Oleg et al.

Part of The A-star puzzle, IAUS 224, p. 770, 2004

Stellar model atmospheres with magnetic line blanketing

Khan, S.; Kochukhov, Oleg; Shulyak, D.

Part of The A-star puzzle, IAUS 224, p. 29, 2004

Vertical and horizontal abundance structures of the roAp star HD 24712

Lueftinger, T.; Kochukhov, Oleg; Ryabchikova, T.; Ilyin, I. et al.

Part of The A-star puzzle, IAUS 224, p. 253, 2004

The influence of global magnetic field evolution on the structure of atmospheres of early-type stars

Valyavin, G.; Kochukhov, Oleg; Piskunov, Nikolai

Part of IAUS 210, Modelling of stellar atmospheres, 2003

Multi-element abundance Doppler imaging of the roAp star HR 3831

Kochukhov, Oleg; Drake, N.A.; de la Reza, R.

Part of IAUS 210, Modelling of stellar atmospheres, 2003

Observations of rapid radial velocity variations of spectral lines in rapidly oscillating Ap (roAp) stars

Landstreet, J.; Kochukhov, Oleg; Kupka, F.; Ryabchikova, T. et al.

Part of Asteroseismology Across the HR Diagram, p. 347, 2003

Spectroscopic observations of roAp pulsations

Kochukhov, Oleg

Part of Magnetic Fields in O, B and A Stars: Origin and Connection to Pulsation, Rotation and Mass Loss, ASP. Conf. Ser., vol. 305, p. 104, 2003

Mapping abundance inhomogeneities and magnetic fields of chemically peculiar (CP) stars with aperture synthesis arrays

Kochukhov, Oleg

Part of Proceedings of SPIE, vol. 4838, p. 1396, 2003

Magnetic Doppler imaging of solar-type stars

Piskunov, Nikolai; Kochukhov, Oleg

Part of The 3rd Solar Polarization Workshop, ASP conf. Ser., vol. 307, p. 539, 2003

Magnetic Doppler Imaging of Chemically Peculiar Stars

Kochukhov, Oleg; Piskunov, Nikolai; Bagnulo, S.; Landstreet, J.D. et al.

Part of The 3rd Solar Polarization Workshop, ASP conf. Ser., vol. 307, p. 549, 2003

Magnetic Doppler imaging of early-type stars

Piskunov, Nikolai; Kochukhov, Oleg

Part of Magnetic Fields in O, B and A Stars: Origin and Connection to Pulsation, Rotation and Mass Loss, ASP. Conf. Ser., vol. 305, p. 83, 2003

Interpretation of the Core-Wing Anomaly of Balmer line profiles of cool Ap stars

Kochukhov, O; Bagnulo, S.; Barklem, Paul

Part of IAUS 210, Modelling of stellar atmospheres, 2003

Balmer lines and effective temperatures in cool stars

Barklem, Paul; Stempels, H.C.; Kochukhov, Oleg; Piskunov, Nikolai et al.

Part of 12th Cambridge Workshop on Cool Stars, Stellar Systems, and the Sun, p. 1103, 2003

Time-resolved high-resolution spectroscopy of roAp stars

Kochukhov, Oleg; Ryabchikova, T.

Part of Radial and Nonradial Pulsations as Probes of Stellar Physics, ASP Conf. Ser., vol. 259, p. 284, 2002

Spectroscopy of rapidly oscillating Ap stars

Piskunov, Nikolai; Kochukhov, Oleg

Part of Radial and Nonradial Pulsations as Probes of Stellar Physics, ASP Conf. Ser., vol. 259, p. 280, 2002

The Search and Modelling of Magnetic Fields on M Dwarfs

Kochukhov, Oleg; Piskunov, Nikolai; Valenti, J.; Johns-Krull, C.

Part of Magnetic Fields Across the Hertzsprung-Russell Diagram, Conference Proceedings, p. 219, 2001

Time-Resolved Spectroscopy of the roAp Star gamma Equ

Kochukhov, Oleg; Ryabchikova, T.; Piskunov, Nikolai

Part of Magnetic Fields Across the Hertzsprung-Russell Diagram, Conference Proceedings, p. 341, 2001

Hydrogen Line Formation in Cool Stars

Barklem, Paul; Kochukhov, Oleg; Piskunov, Nikolai; O'Mara, B. J. et al.

Part of 11th Cambridge Workshop on Cool Stars, Stellar Systems and the Sun, p. 766, 2001

Magnetic Doppler Imaging of alpha2 CVn

Kochukhov, O; Piskunov, Nikolai; Ilyin, I.; Ilyina, S. et al.

Part of Magnetic Fields Across the Hertzsprung-Russell Diagram, Conference Proceedings, p. 321, 2001

Spectrum variability of the HgMn star alpha And

Wahlgren, G.M.; Ilyin, I.; Kochukhov, Oleg

Part of 199th AAS meeting, p. 135.04, 2001

Magnetic Doppler Imaging of Chemically Peculiar Stars

Piskunov, Nikolai; Kochukhov, Oleg

Part of Astrotomography, Indirect Imaging Methods in Observational Astronomy, Lecture Notes in Physics, p. 238, 2001

CRIRES+ detection of H₂O and CO in the transmission spectra of WASP-107 b

Wehrhahn, Ansgar; Boldt-Christmas, Linn; Rains, Adam D.; Piskunov, Nikolai et al.

2022

The magnetic characteristics of Galactic OB stars from the MiMeS survey of magnetism in massive stars

Wade, G A; Grunhut, J; Alecian, E; Neiner, C et al.

2014

• DOI for The magnetic characteristics of Galactic OB stars from the MiMeS survey of magnetism in massive stars