English
Related papers

Related papers: Calculating asteroseismic diagrams for solar-like …

200 papers

Asteroseismology provides a powerful way to constrain stellar parameters. Solar-like oscillations have been observed on subgiant stars with the \emph{Kepler\/} mission. The continuous and high-precision time series enables us to carry out a…

Solar and Stellar Astrophysics · Physics 2015-07-29 Zhijia Tian , Shaolan Bi , Timothy R. Bedding , Wuming Yang

Asteroseismology with the space-borne missions CoRoT and Kepler provides a powerful mean of testing the modeling of transport processes in stars. Rotational splittings are currently measured for a large number of red giant stars and can…

Solar and Stellar Astrophysics · Physics 2015-06-12 M. J. Goupil , B. Mosser , J. P. Marques , R. M. Ouazzani , K. Belkacem , Y. Lebreton , R. Samadi

Red giant stars are solar-like pulsators presenting mixed-modes. Such modes consist in a coupling between pressure waves propagating in the external convective envelope and gravity waves propagating in the radiative interior. Therefore, the…

Solar and Stellar Astrophysics · Physics 2017-10-17 Charlotte Gehan , Benoît Mosser , Eric Michel

The Kepler space telescope yielded unprecedented data for the study of solar-like oscillations in other stars. The large samples of multi-year observations posed an enormous data analysis challenge that has only recently been surmounted.…

In addition to its great potential for characterizing extra-solar planetary systems the Kepler mission is providing unique data on stellar oscillations. A key aspect of Kepler asteroseismology is the application to solar-like oscillations…

Helioseismology has enabled us to better understand the solar interior, while also allowing us to better constrain solar models. But now is a tremendous epoch for asteroseismology as space missions dedicated to studying stellar oscillations…

Solar and Stellar Astrophysics · Physics 2015-05-14 S. Mathur , R. A. Garcia , C. Regulo , O. L. Creevey , J. Ballot , D. Salabert , T. Arentoft , P. -O. Quirion , W. J. Chaplin , H. Kjeldsen

Thanks to the recent very high-precision photometry of red giants from satellites such as Kepler, precise mass and radius values as well as accurate information of evolutionary stages are already established by asteroseismic approach for a…

Solar and Stellar Astrophysics · Physics 2015-06-24 Yoichi Takeda , Akito Tajitsu

Kepler mission will provide a huge amount of asteroseismic data during the next few years, among which hundreds of solar-like stars will be targeted. The amount of stars and their observation length represent a step forward in the…

Solar and Stellar Astrophysics · Physics 2009-10-02 S. Mathur , R. A. Garcia , C. Regulo , J. Ballot , D. Salabert , W. J. Chaplin

Low amplitude is the defining characteristic of solar-like oscillations. The space projects $Kepler$ and $CoRoT$ give us a great opportunity to successfully detect such oscillations in numerous targets. Achievements of asteroseismology…

Solar and Stellar Astrophysics · Physics 2015-06-19 M. Yıldız , Z. Çelik Orhan , Ç. Aksoy , S. Ok

In the Sun, the frequencies of the acoustic modes are observed to vary in phase with the magnetic activity level. These frequency variations are expected to be common in solar-type stars and contain information about the activity-related…

Solar and Stellar Astrophysics · Physics 2018-08-01 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

Asteroseismology with the Kepler space telescope is providing not only an improved characterization of exoplanets and their host stars, but also a new window on stellar structure and evolution for the large sample of solar-type stars in the…

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

The space-borne missions CoRoT and Kepler have opened a new era in stellar physics, especially for evolved stars, with precise asteroseismic measurements that help determine precise stellar parameters and perform ensemble astero seismology.…

Solar and Stellar Astrophysics · Physics 2015-06-17 Benoit Mosser , Kevin Belkacem , Mathieu Vrard

We have analysed oscillations of the red giant star HD 186355 observed by the NASA Kepler satellite. The data consist of the first five quarters of science operations of Kepler, which cover about 13 months. The high-precision time-series…

The detection of radial and non-radial solar-like oscillations in thousands of G-K giants with CoRoT and Kepler is paving the road for detailed studies of stellar populations in the Galaxy. The available average seismic constraints allow a…

Astrophysics of Galaxies · Physics 2015-06-03 Andrea Miglio , Thierry Morel , Mauro Barbieri , Benoit Mosser , Leo Girardi , Josefina Montalban , Marica Valentini

The internal structures and properties of oscillating red-giant stars can be accurately inferred through their global oscillation modes (asteroseismology). Based on 1460 days of Kepler observations we perform a thorough asteroseismic study…

The observational basis for asteroseismology is being dramatically strengthened, through more than two years of data from the CoRoT satellite, the flood of data coming from the Kepler mission and, in the slightly longer term, from dedicated…

Solar and Stellar Astrophysics · Physics 2011-03-28 J. Christensen-Dalsgaard , G. Houdek

The oscillation spectra of solar-type stars may in the not-too- distant future be used to constrain certain properties of the stars. The CD diagram of large versus small frequency separations is one of the powerful tools available to infer…

Astrophysics · Physics 2007-05-23 M. J. P. F. G. Monteiro , J. Christensen-Dalsgaard , M. J. Thompson

Red giant asteroseismology can provide valuable information for studying the Galaxy as demonstrated by space missions like CoRoT and Kepler. However, previous observations have been limited to small data sets and fields-of-view. The TESS…

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