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Related papers: A Stellar Model-fitting Pipeline for Solar-like Os…

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Solar-like oscillations are excited in cool stars with convective envelopes and provide a powerful tool to constrain fundamental stellar properties and interior physics. We provide a brief history of the detection of solar-like…

Solar and Stellar Astrophysics · Physics 2020-07-07 Daniel Huber , Konstanze Zwintz , the BRITE team

Asteroseismology provides us with a unique opportunity to improve our understanding of stellar structure and evolution. Recent developments, including the first systematic studies of solar-like pulsators, have boosted the impact of this…

The space-borne observatories CoRoT (Convection Rotation and planetary Transits) and Kepler have provided photometric time series data of unprecedented precision for large numbers of stars. These data have revolutionized the fields of…

Solar and Stellar Astrophysics · Physics 2013-08-23 S. Hekker

Mode fitting or "peak-bagging" is an important procedure in helioseismology allowing one to determine the various mode parameters of solar oscillations. We have recently developed a new "pseudo-global" fitting algorithm as a way of reducing…

Solar and Stellar Astrophysics · Physics 2009-04-28 S. T. Fletcher , W. J. Chaplin , Y. Elsworth , R. New

Large-scale photometric surveys are revolutionizing astronomy by delivering unprecedented amounts of data. The rich data sets from missions such as the NASA Kepler and TESS satellites, and the upcoming ESA PLATO mission, are a treasure…

Instrumentation and Methods for Astrophysics · Physics 2025-07-08 Jeroen Audenaert

With current space-based missions it is now possible to obtain age-sensitive asteroseismic information for tens of thousands of red giants. This provides a promising opportunity to study the Galactic structure and evolution. We use…

Astrophysics of Galaxies · Physics 2016-05-04 Sanjib Sharma , Dennis Stello , Joss Bland-Hawthorn , Daniel Huber , Timothy R. Bedding

Solar oscillations consist of a rich spectrum of internal acoustic waves and surface gravity waves, stochastically excited by turbulent convection. They have been monitored almost continuously over the last ten years with high-precision…

Astrophysics · Physics 2010-11-26 L. Gizon

The last decade has seen a revolution in the field of asteroseismology - the study of stellar pulsations. It has become a powerful method to precisely characterise exoplanet host stars, and as a consequence also the exoplanets themselves.…

Solar and Stellar Astrophysics · Physics 2018-04-10 Mia S. Lundkvist , Daniel Huber , Victor Silva Aguirre , William J. Chaplin

We present the first results of the application of supervised classification methods to the Kepler Q1 long-cadence light curves of a subsample of 2288 stars measured in the asteroseismology program of the mission. The methods, originally…

Red-giant stars are proving to be an incredible source of information for testing models of stellar evolution, as asteroseismology has opened up a window into their interiors. Such insights are a direct result of the unprecedented data from…

Solar and Stellar Astrophysics · Physics 2013-11-15 Patrick Gaulme

Eddington, COROT, MONS, KEPLER, and the other asteroseismology and planet finding missions, obtain extremely high photometric quality time-series data as their primary purpose. Similar quality data are potentially, and in some designs…

Astrophysics · Physics 2007-05-23 G. Gilmore

The NASA Transiting Exoplanet Survey Satellite (TESS) is observing tens of millions of stars with time spans ranging from $\sim$ 27 days to about 1 year of continuous observations. This vast amount of data contains a wealth of information…

Stellar models provide a vital basis for many aspects of astronomy and astrophysics. Recent advances in observational astronomy -- through asteroseismology, precision photometry, high-resolution spectroscopy, and large-scale surveys -- are…

Asteroseismology offers the prospect of constraining differential rotation in Sun-like stars. Here we have identified six high signal-to-noise main-sequence Sun-like stars in the Kepler field, which all have visible signs of rotational…

Solar and Stellar Astrophysics · Physics 2014-09-10 M. B. Nielsen , L. Gizon , H. Schunker , J. Schou

Clear power excess in a frequency range typical for solar-type oscillations in red giants has been detected in more than 1000 stars, which have been observed during the first 138 days of the science operation of the NASA Kepler satellite.…

Asteroseismology is witnessing a revolution thanks to high-precise asteroseismic space data (MOST, CoRoT, Kepler, BRITE), and their large ground-based follow-up programs. Those instruments have provided an unprecedented large amount of…

Solar and Stellar Astrophysics · Physics 2017-08-23 A. Moya , J. C. Suárez , A. García Hernández , M. A. Mendoza

Asteroseismology involves using the resonant frequencies of a star to infer details about its internal structure and evolutionary state. Oscillation frequencies are most useful when accompanied by accurate measurements of the more…

Astrophysics · Physics 2007-05-23 Timothy R. Bedding

In the past few years, the CoRoT and Kepler missions have carried out what is now called the space photometry revolution. This revolution is still ongoing thanks to K2 and will be continued by the Tess and Plato2.0 missions. However, the…

Solar and Stellar Astrophysics · Physics 2017-11-08 Gaël Buldgen , Daniel Reese , Marc-Antoine Dupret

Aims: We develop a method that provides a comprehensive analysis of the oscillation spectra of solar-like pulsators. We define new seismic indicators that should be as uncorrelated and as precise as possible and should hold detailed…

Solar and Stellar Astrophysics · Physics 2019-02-06 M. Farnir , M-A. Dupret , S. J. A. J. Salmon , A. Noels , G. Buldgen

We study 23 previously published Kepler targets to perform a consistent grid-based Bayesian asteroseismic analysis and compare our results to those obtained via the Asteroseismic Modelling Portal (AMP). We find differences in the derived…

Solar and Stellar Astrophysics · Physics 2015-06-16 Michael Gruberbauer , David B. Guenther , Kieran MacLeod , Thomas Kallinger