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The importance of numax (the frequency of maximum oscillation power) for asteroseismology has been demonstrated widely in the previous decade, especially for red giants. With the large amount of photometric data from CoRoT, Kepler and TESS,…

Solar and Stellar Astrophysics · Physics 2024-04-17 K. R. Sreenivas , Timothy R. Bedding , Yaguang Li , Daniel Huber , Courtney L. Crawford , Dennis Stello , Jie Yu

(Abridged) This is the second in a series of papers in which we derive simultaneous constraints on cosmology and X-ray scaling relations using observations of massive, X-ray flux-selected galaxy clusters. The data set consists of 238…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-14 Adam Mantz , Steven W. Allen , Harald Ebeling , David Rapetti , Alex Drlica-Wagner

A flood of reliable seismic data will soon arrive. The migration to larger telescopes on the ground may free up 4-m class instruments for multi-site campaigns, and several forthcoming satellite missions promise to yield nearly uninterrupted…

Astrophysics · Physics 2007-05-23 Travis S. Metcalfe

Among 19 red-giant stars belonging to eclipsing binary systems that have been identified in Kepler data, 15 display solar-like oscillations. We study whether the absence of mode detection in the remaining 4 is an observational bias or…

Solar and Stellar Astrophysics · Physics 2015-06-18 Patrick Gaulme , Jason Jackiewicz , Thierry Appourchaux , Benoit Mosser

Context: Four open clusters are present in the Kepler field of view and timeseries of nearly a year in length are now available. These timeseries allow us to derive asteroseismic global oscillation parameters of red-giant stars in the three…

Schulz (2017) galactic scaling rules, which include baryonic Tully-Fisher relation, have been surveyed in this work within the context of a modified dynamical model. These scaling relations are derived by employing the virial theorem and…

Astrophysics of Galaxies · Physics 2023-03-01 Hossein Shenavar

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

SZ scaling relations have been used to test the self-similar prediction for massive galaxy clusters, but little attention has been given to individual galaxy groups. We investigate the scaling relations of galaxy groups and clusters near…

Cosmology and Nongalactic Astrophysics · Physics 2020-03-04 Cameron T. Pratt , Joel N. Bregman

Thanks to the space-based photometry missions CoRoT and Kepler, we now benefit from a wealth of seismic data for stars other than the sun. In the future, K2, Tess and Plato will provide further observations. The quality of this data may…

Solar and Stellar Astrophysics · Physics 2017-02-24 Gaël Buldgen , Daniel Reese , Marc-Antoine Dupret

Since the onset of the `space revolution' of high-precision high-cadence photometry, asteroseismology has been demonstrated as a powerful tool for informing Galactic archaeology investigations. The launch of the NASA TESS mission has…

This paper reports estimated stellar parameters of 1,153 Kepler red giant branch stars determined with asteroseismic modeling. We use radial-mode oscillation frequencies, gravity-mode period spacings, Gaia luminosities, and spectroscopic…

Solar and Stellar Astrophysics · Physics 2023-07-10 Yingxiang Wang , Tanda Li , Shaolan Bi , Timothy R. Bedding , Yaguang Li

The largest uncertainty for cosmological studies using clusters of galaxies is introduced by our limited knowledge of the statistics of galaxy cluster structure, and of the scaling relations between observables and cluster mass. A large…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-03 Hans Boehringer , Klaus Dolag , Gayoung Chon

Precise asteroseismic parameters allow one to quickly estimate radius and mass distributions for large samples of stars. A number of automated methods are available to calculate the frequency of maximum acoustic power ($\nu_{\mathrm{max}}$)…

Solar and Stellar Astrophysics · Physics 2022-03-14 Claudia Reyes , Dennis Stello , Marc Hon , Joel C. Zinn

With recent advances in asteroseismology it is now possible to peer into the cores of red giants, potentially providing a way to study processes such as nuclear burning and mixing through their imprint as sharp structural variations --…

Solar and Stellar Astrophysics · Physics 2015-06-03 M. S. Cunha , D. Stello , P. P. Avelino , J. Christensen-Dalsgaard , R. H. D. Townsend

Thanks to high-precision photometric data legacy from space telescopes like CoRoT and Kepler, the scientific community could detect and characterize the power spectra of hundreds of thousands of stars. Using the scaling relations, it is…

Solar and Stellar Astrophysics · Physics 2020-07-01 S. Barceló Forteza , A. Moya , D. Barrado , E. Solano , S. Martín-Ruiz , J. C. Suárez , A. García Hernández

Many stars exhibit stellar pulsations, favoring them for asteroseismic analyses. Interpreting the oscillations requires some knowledge of the oscillation mode geometry (spherical degree, radial and azimuthal orders). The delta Scuti stars…

Solar and Stellar Astrophysics · Physics 2011-05-06 O. L. Creevey , T. S. Metcalfe , T. M. Brown , S. Jiménez-Reyes , J. A. Belmonte

High precision and long-lasting \emph{Kepler} data enabled us to estimate stellar properties with asteroseismology as an accurate tool. We performed asteroseismic analysis on six solar-like stars observed by the \emph{Kepler} mission: KIC…

Solar and Stellar Astrophysics · Physics 2017-05-23 Yaguang Li , Minghao Du , Bohan Xie , Zhijia Tian , Shaolan Bi , Tanda Li , Yaqian Wu , Kang Liu

Many physical properties of galaxies correlate with one another, and these correlations are often used to constrain galaxy formation models. Such correlations include the color-magnitude relation, the luminosity-size relation, the…

Astrophysics · Physics 2009-11-13 Graziano Rossi , Ravi K. Sheth

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

Red-giant stars are 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 space…

Solar and Stellar Astrophysics · Physics 2015-06-15 Patrick Gaulme , Jean Mc Keever , Meredith L. Rawls , Jason Jackiewicz , Benoit Mosser , Joyce Guzik
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