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Related papers: Characterizing solar-type stars from full-length K…

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There has been tremendous progress in observing oscillations in solar-type stars. In a few short years we have moved from ambiguous detections to firm measurements. We briefly review the recent results, most of which have come from…

Astrophysics · Physics 2007-05-23 Timothy R. Bedding , Hans Kjeldsen

The paper presents a correction to the scaling relations for red-giant stars using model-based masses and radii. We measure radial-mode frequencies from Kepler observations for 3,642 solar-like oscillators on the red-giant branch and use…

Solar and Stellar Astrophysics · Physics 2022-03-30 Tanda Li , Yaguang Li , Shaolan Bi , Timothy R. Bedding , Guy Davies , Minghao Du

Seismology of stars that exhibit solar-like oscillations develops a growing interest with the wealth of observational results obtained with the CoRoT and Kepler space-borne missions. In this framework, relations between asteroseismic…

Solar and Stellar Astrophysics · Physics 2012-10-15 K. Belkacem

The TESS mission has provided a wealth of asteroseismic data for solar-like oscillators. However, these data are subject to varying cadences, large gaps, and unequal sampling, which complicates analysis in the frequency domain. One solution…

Solar and Stellar Astrophysics · Physics 2024-03-06 Daniel Hey , Daniel Huber , Joel Ong , Dennis Stello , Daniel Foreman-Mackey

The properties of the acoustic modes are sensitive to magnetic activity. The unprecedented long-term Kepler photometry, thus, allows stellar magnetic cycles to be studied through asteroseismology. We search for signatures of magnetic cycles…

Solar and Stellar Astrophysics · Physics 2018-12-06 A. R. G. Santos , T. L. Campante , W. J. Chaplin , M. S. Cunha , M. N. Lund , R. Kiefer , D. Salabert , R. A. Garcia , G. R. Davies , Y. Elsworth , R. Howe

Determining fundamental properties of stars through stellar modeling has improved substantially due to recent advances in asteroseismology. Thanks to the unprecedented data quality obtained by space missions, particularly CoRoT and Kepler,…

Advances in asteroseismology of solar-like stars, now provide a unique method to estimate the stellar inclination $i_{\star}$. This enables to evaluate the spin-orbit angle of transiting planetary systems, in a complementary fashion to the…

Solar and Stellar Astrophysics · Physics 2018-06-06 Shoya Kamiaka , Othman Benomar , Yasushi Suto

The presence of mixed modes makes subgiants excellent targets for asteroseismology, providing a probe for the internal structure of stars. Here we study 36 \emph{Kepler} subgiants with solar-like oscillations and report their oscillation…

Solar and Stellar Astrophysics · Physics 2020-05-27 Yaguang Li , Timothy R. Bedding , Tanda Li , Shaolan Bi , Dennis Stello , Yixiao Zhou , Timothy R. White

In low-mass stars, the connection between magnetic activity, rotation period, and age provides key insights into the functioning of dynamos. Fully understanding the activity-rotation-age relationship requires stars with precise fundamental…

Solar and Stellar Astrophysics · Physics 2026-02-18 C. Pezzotti , J. Bétrisey , G. Buldgen , M. Gilfanov , I. Bikmaev , R. Sunyaev , E. Isık , E. Gosset , N. J. Wright

Asteroseismology provides fundamental properties (mass, radius and effective temperature) of solar-like oscillating stars using so-called scaling relations. These properties allow the computation of the asteroseismic distance of stars. We…

Solar and Stellar Astrophysics · Physics 2017-06-28 M. Yıldız , Z. Çelik Orhan , S. Örtel , M. Roth

We present a new method to obtain stellar properties for stars exhibiting solar-like oscillations in an easy, fast, and transparent way. The method, called Asteroseismology Made Easy (AME), can determine stellar masses, mean-densities,…

Solar and Stellar Astrophysics · Physics 2014-07-02 M. Lundkvist , H. Kjeldsen , V. Silva Aguirre

Eclipsing binary stars have long served as benchmark systems to measure fundamental stellar properties. In the past few decades, asteroseismology - the study of stellar pulsations - has emerged as a new powerful tool to study the structure…

Solar and Stellar Astrophysics · Physics 2017-02-15 Daniel Huber

The first public release of long-cadence stellar photometric data collected by the NASA Kepler mission has now been made available. In this paper we characterise the red-giant (G-K) stars in this large sample in terms of their solar-like…

Solar and Stellar Astrophysics · Physics 2015-05-27 S. Hekker , R. L. Gilliland , Y. Elsworth , W. J. Chaplin , J. De Ridder , D. Stello , T. Kallinger , K. A. Ibrahim , T. C. Klaus , J. Li

With the advent of dedicated photometric space missions, the ability to rapidly process huge catalogues of stars has become paramount. Bellinger and Angelou et al. (2016) recently introduced a new method based on machine learning for…

Solar and Stellar Astrophysics · Physics 2017-11-08 Earl P. Bellinger , George C. Angelou , Saskia Hekker , Sarbani Basu , Warrick H. Ball , Elisabeth Guggenberger

Asteroseismic inferences of main-sequence solar-like oscillators often rely on best-fit models. However, these models cannot fully reproduce the observed mode frequencies, suggesting that the internal structure of the model does not fully…

Solar and Stellar Astrophysics · Physics 2025-07-08 Lynn Buchele , Earl P. Bellinger , Saskia Hekker , Sarbani Basu

The present study reports the discovery of Sun-like stars, namely main-sequence stars with $T_{\rm eff}$, $\log g$ and rotation periods $P_{rot}$ similar to solar values, presenting evidence of surface differential rotation. An…

Asteroseismology provides a powerful probe of stellar interiors by detecting stellar oscillations, including solar-like oscillations, which are stochastically excited by near-surface convection. While thousands of solar-like oscillators…

Binary star systems are important for understanding stellar structure and evolution, and are especially useful when oscillations can be detected and analysed with asteroseismology. However, only four systems are known in which solar-like…

We present abundances of 21 elements in a sample of 13 bright FG dwarfs drawn from the Kepler LEGACY sample to examine the applicability of the abundance-age relations to stars with properties strongly departing from solar. These stars have…

Solar and Stellar Astrophysics · Physics 2021-02-10 Thierry Morel , Orlagh L. Creevey , Josefina Montalban , Andrea Miglio , Emma Willett

The simultaneous presence of variability due to both pulsations and binarity is no rare phenomenon. Unfortunately, the complexities of dealing with even one of these sources of variability individually means that the other signal is often…

Solar and Stellar Astrophysics · Physics 2018-10-17 C. Johnston , A. Tkachenko , C. Aerts , G. Molenberghs , D. M. Bowman , M. G. Pedersen , B. Buysschaert , P. I. Papics