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Related papers: Scaling relations for solar-like oscillations: a r…

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Solar-like oscillations are excited by near-surface convection and are being observed in growing numbers of stars using ground and space-based telescopes. We have previously suggested an empirical scaling relation to predict their…

Solar and Stellar Astrophysics · Physics 2015-05-27 Hans Kjeldsen , Timothy R. Bedding

The scaling relations between global asteroseismic observables and stellar properties are widely used to estimate masses and radii of stars exhibiting solar-like oscillations. Since the mass and radius of the Sun are known independently,…

Solar and Stellar Astrophysics · Physics 2016-06-15 Elisabeth Guggenberger , Saskia Hekker , Sarbani Basu , Earl Bellinger

A simple solar scaling relation for estimating the ages of main-sequence stars from asteroseismic and spectroscopic data is developed. New seismic scaling relations for estimating mass and radius are presented as well, including a purely…

Solar and Stellar Astrophysics · Physics 2019-05-07 Earl Patrick Bellinger

The masses and radii of solar-like oscillators can be estimated through the asteroseismic scaling relations. These relations provide a direct link between observables, i.e. effective temperature and characteristics of the oscillation…

Solar and Stellar Astrophysics · Physics 2017-07-26 Elisabeth Guggenberger , Saskia Hekker , George C. Angelou , Sarbani Basu , Earl P. Bellinger

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

Well-calibrated scaling relations between the observable properties and the total masses of clusters of galaxies are important for understanding the physical processes that give rise to these relations. They are also a critical ingredient…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-15 S. Giodini , L. Lovisari , E. Pointecouteau , S. Ettori , T. H. Reiprich , H. Hoekstra

So called scaling relations have the potential to reveal the mass and radius of solar-like oscillating stars, based on oscillation frequencies. In derivation of these relations, it is assumed that the first adiabatic exponent at the surface…

Solar and Stellar Astrophysics · Physics 2016-08-24 M. Yıldız , Z. Çelik Orhan , C. Kayhan

Scaling relations between asteroseismic quantities and stellar parameters are essential tools for studying stellar structure and evolution. We will address two of them, namely, the relation between the large frequency separation ($\Delta…

Solar and Stellar Astrophysics · Physics 2013-07-12 K. Belkacem , R. Samadi , B. Mosser , M. J. Goupil , H. -G. Ludwig

Large-scale analyses of stellar samples comprised of cool, solar-like oscillators now commonly utilize the so-called asteroseismic scaling relations to estimate fundamental stellar properties. In this paper we present a test of the scaling…

Solar and Stellar Astrophysics · Physics 2015-05-25 H. R. Coelho , W. J. Chaplin , S. Basu , A. Serenelli , A. Miglio , D. R. Reese

We review techniques for measuring stellar oscillations in solar-type stars. Despite great efforts, no unambiguous detections have been made. A new method, based on monitoring the equivalent widths of strong lines, shows promise but is yet…

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

We investigate different amplitude scaling relations adopted for the asteroseismology of stars that show solar-like oscillations. Amplitudes are among the most challenging asteroseismic quantities to handle because of the large…

Solar and Stellar Astrophysics · Physics 2015-06-12 E. Corsaro , H. -E. Fröhlich , A. Bonanno , D. Huber , T. R. Bedding , O. Benomar , J. De Ridder , D. Stello

There are no good predictions for the amplitudes expected from solar-like oscillations in other stars. In the absence of a definitive model for convection, which is thought to be the mechanism that excites these oscillations, the amplitudes…

Astrophysics · Physics 2011-05-05 H. Kjeldsen , T. R. Bedding

Asteroseismology using space-based telescopes is vital to our understanding of stellar structure and evolution. {\textit{CoRoT}}, {\textit{Kepler}}, and {\textit{TESS}} space telescopes have detected large numbers of solar-like oscillating…

Solar and Stellar Astrophysics · Physics 2021-05-12 Z. Çelik Orhan , M. Yıldız , C. Kayhan

The acoustic power injected by turbulent convection into solar-like oscillations depends on the details of the turbulent spectrum. A theoretical formulation for the oscillation power is developed which generalizes previous ones. The…

Astrophysics · Physics 2007-05-23 Reza Samadi , Marie-Jo Goupil , Yveline Lebreton , Annie Baglin

Solar-like oscillations have been detected in thousands of stars thanks to modern space missions. These oscillations have been used to measure stellar masses and ages, which have been widely applied in Galactic archaeology. One of the…

\textbf{Scaling formulas were} deduced to describe the relations between the fundamental stellar parameters and the mean \textbf{linewidth and lifetime} of solar-like oscillations of stars. The mean \textbf{linewidth and} lifetime of…

Solar and Stellar Astrophysics · Physics 2018-06-05 Wuming Yang

The five-minute oscillations in the Sun have provided a wealth of information about the solar interior. After many attempts, positive detections of similar oscillations in solar-type stars have now been made. This review discusses the…

Astrophysics · Physics 2009-11-07 Timothy R. Bedding , Hans Kjeldsen

Oscillation mode frequencies of stars are typically treated as static for a given stellar model. However, in reality they can be perturbed by time varying sources such as magnetic fields and flows. We calculate the sensitivities of radial…

Solar and Stellar Astrophysics · Physics 2020-07-01 René Kiefer , Anne-Marie Broomhall

Establishing relations between global stellar parameters and asteroseismic quantities can help improve our understanding of stellar astrophysics and facilitate the interpretation of observations. We present an observed relation between the…

Solar and Stellar Astrophysics · Physics 2015-05-14 D. Stello , W. J. Chaplin , S. Basu , Y. Elsworth , T. R. Bedding

Scaling relations that link asteroseismic quantities to global stellar properties are important for gaining understanding of the intricate physics that underpins stellar pulsation. The common notion that all stars in an open cluster have…

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