144 citations · 921 across the 29 of their papers we have counts for
29 papers
A close-in giant planet escapes engulfment by its star
Marc Hon, Daniel Huber, Nicholas Z. Rui +39
When main-sequence stars expand into red giants, they are expected to engulf close-in planets. Until now, the absence of planets with short orbital periods around post-expansion, c…
TESS Asteroseismic Analysis of HD 76920: The Giant Star Hosting An Extremely Eccentric Exoplanet
Chen Jiang, Tao Wu, Adina D. Feinstein +30
The Transiting Exoplanet Survey Satellite (TESS) mission searches for new exoplanets. The observing strategy of TESS results in high-precision photometry of millions of stars acros…
Solar-like oscillations and ellipsoidal variations in TESS observations of the binary 12 Boötis
Warrick H. Ball, Andrea Miglio, William J. Chaplin +14
Binary stars in which oscillations can be studied in either or both components can provide powerful constraints on our understanding of stellar physics. The bright binary 12 Boötis…
Asteroseismic analysis of 15 solar-like oscillating evolved stars
Z. Çelik Orhan, M. Yıldız, C. Kayhan
Asteroseismology using space-based telescopes is vital to our understanding of stellar structure and evolution. {\textit{CoRoT}}, {\textit{Kepler}}, and {\textit{TESS}} space teles…
Fundamental properties of stars from Kepler and Gaia data: parallax offset and revised scaling relations
Mutlu Yıldız, Sibel Örtel
Data from the space missions {\it Gaia}, {\it Kepler}, {\it CoRoT} and {\it TESS}, make it possible to compare parallax and asteroseismic distances. From the ratio of two densities…
Robust asteroseismic properties of the bright planet host HD 38529
Warrick H. Ball, William J. Chaplin, Martin B. Nielsen +21
The Transiting Exoplanet Survey Satellite (TESS) is recording short-cadence, high duty-cycle timeseries across most of the sky, which presents the opportunity to detect and study o…
The Evolution of Rotation and Magnetic Activity in 94 Aqr Aa from Asteroseismology with TESS
Travis S. Metcalfe, Jennifer L. van Saders, Sarbani Basu +29
Most previous efforts to calibrate how rotation and magnetic activity depend on stellar age and mass have relied on observations of clusters, where isochrones from stellar evolutio…
Tess asteroseismology of the known planet host star Fornacis
M. B. Nielsen, W. H. Ball, M. R. Standing +22
The Transiting Exoplanet Survey Satellite (TESS) is observing bright known planet-host stars across almost the entire sky. These stars have been subject to extensive ground-based o…
TESS Asteroseismic Analysis of the Known Exoplanet Host Star HD 222076
Chen Jiang, Timothy R. Bedding, Keivan G. Stassun +24
The Transiting Exoplanet Survey Satellite (TESS) is an all-sky survey mission aiming to search for exoplanets that transit bright stars. The high-quality photometric data of TESS a…
Age dating of an early Milky Way merger via asteroseismology of the naked-eye star Indi
William J. Chaplin, Aldo M. Serenelli, Andrea Miglio +81
Over the course of its history, the Milky Way has ingested multiple smaller satellite galaxies. While these accreted stellar populations can be forensically identified as kinematic…
Detection and characterisation of oscillating red giants: first results from the TESS satellite
Víctor Silva Aguirre, Dennis Stello, Amalie Stokholm +78
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 in…
Asteroseismic Investigation of 20 Planet and Planet-Candidate Host Stars
C. Kayhan, M. Yıldız, Z. Çelik Orhan
Planets and planet candidates are subjected to great investigation in recent years. In this study, we analyse 20 planet and planet-candidate host stars at different evolutionary ph…
Fundamental properties of Kepler and CoRoT targets -- IV. Masses and radii from frequencies of minimum and their implications
M. Yıldız, Z. Çelik Orhan, C. Kayhan
Recently, by analysing the oscillation frequencies of 90 stars, Yildiz, Çelik Orhan & Kayhan have shown that the reference frequencies (, and $ν_{\rm m…
TESS Asteroseismology of the known red-giant host stars HD 212771 and HD 203949
Tiago L. Campante, Enrico Corsaro, Mikkel N. Lund +45
The Transiting Exoplanet Survey Satellite (TESS) is performing a near all-sky survey for planets that transit bright stars. In addition, its excellent photometric precision enables…
The Detailed Science Case for the Maunakea Spectroscopic Explorer, 2019 edition
The MSE Science Team, Carine Babusiaux, Maria Bergemann +258
(Abridged) The Maunakea Spectroscopic Explorer (MSE) is an end-to-end science platform for the design, execution and scientific exploitation of spectroscopic surveys. It will unvei…
Stellar Astrophysics and Exoplanet Science with the Maunakea Spectroscopic Explorer (MSE)
Maria Bergemann, Daniel Huber, Vardan Adibekyan +70
The Maunakea Spectroscopic Explorer (MSE) is a planned 11.25-m aperture facility with a 1.5 square degree field of view that will be fully dedicated to multi-object spectroscopy. A…
Comparison of Gaia and asteroseismic distances
M. Yıldız, Z. Çelik Orhan, S. Örtel +1
Asteroseismology provides fundamental properties (mass, radius and effective temperature) of solar-like oscillating stars using so-called scaling relations. These properties allow…
Fundamental properties of Kepler and CoRoT targets: III. Tuning scaling relations using the first adiabatic exponent
M. Yıldız, Z. Çelik Orhan, C. Kayhan
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…
Grids of stellar models including second harmonic and colours: Solar composition
Mutlu Yildiz
Grids of stellar evolution are required in many fields of astronomy/astrophysics, such as planet hosting stars, binaries, clusters, chemically peculiar stars, etc. In this study, a…
Fundamental properties of solar-like oscillating stars from frequencies of minimum : II. Model computations for different chemical compositions and mass
M. Yıldız, Z. Çelik Orhan, C. Kayhan
The large separations between the oscillation frequencies of solar-like stars are measures of stellar mean density. The separations have been thought to be mostly constant in the o…
On the structure and evolution of planets and their host stars effects of various heating mechanisms on the size of giant gas planets
M. Yıldız, Z. Çelik Orhan, C. Kayhan +1
It is already stated in the previous studies that the radius of the giant planets is affected by stellar irradiation. The confirmed relation between radius and incident flux depend…
Fundamental properties of solar-like oscillating stars from frequencies of minimum : I. Model computations for solar composition
M. Yıldız, Z. Çelik Orhan, Ç. Aksoy +1
Low amplitude is the defining characteristic of solar-like oscillations. The space projects and give us a great opportunity to successfully detect such oscillation…
Origin of W UMa-type contact binaries - age and orbital evolution
Mutlu Yildiz
Recently, our understanding of the origin of W UMa-type contact binaries has become clearer. Initial masses of their components were successfully estimated by Yıldız and Doğan usin…
On the origin of W UMa type Contact binaries - a new method for computation of initial masses
Mutlu Yildiz, Tuncay Dogan
W UMa type binaries have two defining characteristics. These are (i) the effective temperatures of both components are very similar, and (ii) the secondary (currently less massive)…