Analysis of eight magnetic chemically peculiar stars with rotational modulation

O Kobzar, V Khalack, D Bohlender… - Monthly Notices of …, 2022 - academic.oup.com
Since the end of 2018, the Transiting Exoplanet Survey Satellite (TESS) has provided stellar
photometry to the astronomical community. We have used TESS data to study rotational …

TESS Cycle 2 observations of roAp stars with 2-min cadence data

DL Holdsworth, MS Cunha… - Monthly Notices of …, 2024 - academic.oup.com
We present the results of a systematic search of the Transiting Exoplanet Survey Satellite
(TESS) 2-min cadence data for new rapidly oscillating Ap (roAp) stars observed during the …

The nature of medium-period variables on the extreme horizontal branch-I. X-shooter study of variable stars in the globular cluster ω Cen

J Krtička, I Krtičková, CM Bidin, M Kajan… - Astronomy & …, 2024 - aanda.org
A fraction of the extreme horizontal branch stars of globular clusters exhibit a periodic light
variability that has been attributed to rotational modulation caused by surface spots. These …

Understanding the rotational variability of K2 targets-HgMn star KIC 250152017 and blue horizontal branch star KIC 249660366

J Krtička, A Kawka, Z Mikulášek, L Fossati… - Astronomy & …, 2020 - aanda.org
Context. Ultraprecise space photometry enables us to reveal light variability even in stars
that were previously deemed constant. A large group of such stars show variations that may …

Magnetic Fields of Chemically Peculiar and Related Stars. 5. Main Results of 2018 and Near-Future Prospects

II Romanyuk - Astrophysical Bulletin, 2019 - Springer
We have surveyed about a hundred papers published in 2018 in the leading astronomical
journals and related to the “Magnetic fields and physical parameters of chemically peculiar …

Revealing the nature of HD63401

P Kashko, V Khalack, O Kobzar, D Tvardovskyi… - arXiv preprint arXiv …, 2020 - arxiv.org
HD~ 63401 is known magnetic chemically peculiar (mCP) star that shows a slow rotation
and probably possesses a hydrodynamically stable stellar atmosphere. In the latter case the …

[PDF][PDF] Understanding the rotational variability of K2 targets

J Krticka, A Kawka, Z Mikulášek, L Fossati, I Krticková… - A&A, 2020 - academia.edu
Context. Ultraprecise space photometry enables us to reveal light variability even in stars
that were previously deemed constant. A large group of such stars show variations that may …

VeSElkA: Vertical Stratification of Element Abundances in CP stars

V Khalack, F LeBlanc, O Kobzar - arXiv preprint arXiv:2003.02936, 2020 - arxiv.org
A portion of the upper main-sequence stars, called chemically peculiar (CP) stars, show
significant abundance anomalies mainly due to atomic diffusion of chemical elements within …

Магнитные поля химически пекулярных и родственных им звезд. 5. Основные результаты 2018 года и анализ ближайших перспектив

ИИ Романюк - Астрофизический бюллетень, 2019 - cyberleninka.ru
Приводится обзор около сотни работ, выполненных по теме «Магнитные поля и
физические параметры химически пекулярных и родственных им звезд « …