<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Huber, Daniel</style></author><author><style face="normal" font="default" size="100%">Chaplin, William J.</style></author><author><style face="normal" font="default" size="100%">Chontos, Ashley</style></author><author><style face="normal" font="default" size="100%">Kjeldsen, Hans</style></author><author><style face="normal" font="default" size="100%">Christensen-Dalsgaard, Jørgen</style></author><author><style face="normal" font="default" size="100%">Bedding, Timothy R.</style></author><author><style face="normal" font="default" size="100%">Ball, Warrick</style></author><author><style face="normal" font="default" size="100%">Brahm, Rafael</style></author><author><style face="normal" font="default" size="100%">Espinoza, Nestor</style></author><author><style face="normal" font="default" size="100%">Henning, Thomas</style></author><author><style face="normal" font="default" size="100%">Jordán, Andrés</style></author><author><style face="normal" font="default" size="100%">Sarkis, Paula</style></author><author><style face="normal" font="default" size="100%">Knudstrup, Emil</style></author><author><style face="normal" font="default" size="100%">Albrecht, Simon</style></author><author><style face="normal" font="default" size="100%">Grundahl, Frank</style></author><author><style face="normal" font="default" size="100%">Fredslund Andersen, Mads</style></author><author><style face="normal" font="default" size="100%">Pallé, Pere L.</style></author><author><style face="normal" font="default" size="100%">Crossfield, Ian</style></author><author><style face="normal" font="default" size="100%">Fulton, Benjamin</style></author><author><style face="normal" font="default" size="100%">Howard, Andrew W.</style></author><author><style face="normal" font="default" size="100%">Isaacson, Howard T.</style></author><author><style face="normal" font="default" size="100%">Weiss, Lauren M.</style></author><author><style face="normal" font="default" size="100%">Handberg, Rasmus</style></author><author><style face="normal" font="default" size="100%">Lund, Mikkel N.</style></author><author><style face="normal" font="default" size="100%">Serenelli, Aldo M.</style></author><author><style face="normal" font="default" size="100%">Rørsted Mosumgaard, Jakob</style></author><author><style face="normal" font="default" size="100%">Stokholm, Amalie</style></author><author><style face="normal" font="default" size="100%">Bieryla, Allyson</style></author><author><style face="normal" font="default" size="100%">Buchhave, Lars A.</style></author><author><style face="normal" font="default" size="100%">Latham, David W.</style></author><author><style face="normal" font="default" size="100%">Quinn, Samuel N.</style></author><author><style face="normal" font="default" size="100%">Gaidos, Eric</style></author><author><style face="normal" font="default" size="100%">Hirano, Teruyuki</style></author><author><style face="normal" font="default" size="100%">Ricker, George R.</style></author><author><style face="normal" font="default" size="100%">Vanderspek, Roland K.</style></author><author><style face="normal" font="default" size="100%">Seager, Sara</style></author><author><style face="normal" font="default" size="100%">Jenkins, Jon M.</style></author><author><style face="normal" font="default" size="100%">Winn, Joshua N.</style></author><author><style face="normal" font="default" size="100%">Antia, H. M.</style></author><author><style face="normal" font="default" size="100%">Appourchaux, Thierry</style></author><author><style face="normal" font="default" size="100%">Basu, Sarbani</style></author><author><style face="normal" font="default" size="100%">Bell, Keaton J.</style></author><author><style face="normal" font="default" size="100%">Benomar, Othman</style></author><author><style face="normal" font="default" size="100%">Bonanno, Alfio</style></author><author><style face="normal" font="default" size="100%">Buzasi, Derek L.</style></author><author><style face="normal" font="default" size="100%">Campante, Tiago L.</style></author><author><style face="normal" font="default" size="100%">Çelik Orhan, Z.</style></author><author><style face="normal" font="default" size="100%">Corsaro, Enrico</style></author><author><style face="normal" font="default" size="100%">Cunha, Margarida S.</style></author><author><style face="normal" font="default" size="100%">Davies, Guy R.</style></author><author><style face="normal" font="default" size="100%">Deheuvels, Sebastien</style></author><author><style face="normal" font="default" size="100%">Grunblatt, Samuel K.</style></author><author><style face="normal" font="default" size="100%">Hasanzadeh, Amir</style></author><author><style face="normal" font="default" size="100%">Di Mauro, Maria Pia</style></author><author><style face="normal" font="default" size="100%">García, Rafael A.</style></author><author><style face="normal" font="default" size="100%">Gaulme, Patrick</style></author><author><style face="normal" font="default" size="100%">Girardi, Léo</style></author><author><style face="normal" font="default" size="100%">Guzik, Joyce A.</style></author><author><style face="normal" font="default" size="100%">Hon, Marc</style></author><author><style face="normal" font="default" size="100%">Jiang, Chen</style></author><author><style face="normal" font="default" size="100%">Kallinger, Thomas</style></author><author><style face="normal" font="default" size="100%">Kawaler, Steven D.</style></author><author><style face="normal" font="default" size="100%">Kuszlewicz, James S.</style></author><author><style face="normal" font="default" size="100%">Lebreton, Yveline</style></author><author><style face="normal" font="default" size="100%">Li, Tanda</style></author><author><style face="normal" font="default" size="100%">Lucas, Miles</style></author><author><style face="normal" font="default" size="100%">Lundkvist, Mia S.</style></author><author><style face="normal" font="default" size="100%">Mann, Andrew W.</style></author><author><style face="normal" font="default" size="100%">Mathis, Stéphane</style></author><author><style face="normal" font="default" size="100%">Mathur, Savita</style></author><author><style face="normal" font="default" size="100%">Mazumdar, Anwesh</style></author><author><style face="normal" font="default" size="100%">Metcalfe, Travis S.</style></author><author><style face="normal" font="default" size="100%">Miglio, Andrea</style></author><author><style face="normal" font="default" size="100%">Monteiro, Mário J. P. F. G.</style></author><author><style face="normal" font="default" size="100%">Mosser, Benoit</style></author><author><style face="normal" font="default" size="100%">Noll, Anthony</style></author><author><style face="normal" font="default" size="100%">Nsamba, Benard</style></author><author><style face="normal" font="default" size="100%">Ong, Jia Mian Joel</style></author><author><style face="normal" font="default" size="100%">Örtel, S.</style></author><author><style face="normal" font="default" size="100%">Pereira, Filipe</style></author><author><style face="normal" font="default" size="100%">Ranadive, Pritesh</style></author><author><style face="normal" font="default" size="100%">Régulo, Clara</style></author><author><style face="normal" font="default" size="100%">Rodrigues, Thaíse S.</style></author><author><style face="normal" font="default" size="100%">Roxburgh, Ian W.</style></author><author><style face="normal" font="default" size="100%">Silva Aguirre, Victor</style></author><author><style face="normal" font="default" size="100%">Smalley, Barry</style></author><author><style face="normal" font="default" size="100%">Schofield, Mathew</style></author><author><style face="normal" font="default" size="100%">Sousa, Sérgio G.</style></author><author><style face="normal" font="default" size="100%">Stassun, Keivan G.</style></author><author><style face="normal" font="default" size="100%">Stello, Dennis</style></author><author><style face="normal" font="default" size="100%">Tayar, Jamie</style></author><author><style face="normal" font="default" size="100%">White, Timothy R.</style></author><author><style face="normal" font="default" size="100%">Verma, Kuldeep</style></author><author><style face="normal" font="default" size="100%">Vrard, Mathieu</style></author><author><style face="normal" font="default" size="100%">Yıldız, M.</style></author><author><style face="normal" font="default" size="100%">Baker, David</style></author><author><style face="normal" font="default" size="100%">Bazot, Michaël</style></author><author><style face="normal" font="default" size="100%">Beichmann, Charles</style></author><author><style face="normal" font="default" size="100%">Bergmann, Christoph</style></author><author><style face="normal" font="default" size="100%">Bugnet, Lisa</style></author><author><style face="normal" font="default" size="100%">Cale, Bryson</style></author><author><style face="normal" font="default" size="100%">Carlino, Roberto</style></author><author><style face="normal" font="default" size="100%">Cartwright, Scott M.</style></author><author><style face="normal" font="default" size="100%">Christiansen, Jessie L.</style></author><author><style face="normal" font="default" size="100%">Ciardi, David R.</style></author><author><style face="normal" font="default" size="100%">Creevey, Orlagh</style></author><author><style face="normal" font="default" size="100%">Dittmann, Jason A.</style></author><author><style face="normal" font="default" size="100%">Do Nascimento, J. -D., Jr.</style></author><author><style face="normal" font="default" size="100%">Van Eylen, Vincent</style></author><author><style face="normal" font="default" size="100%">Fürész, Gabor</style></author><author><style face="normal" font="default" size="100%">Gagné, Jonathan</style></author><author><style face="normal" font="default" size="100%">Gao, Peter</style></author><author><style face="normal" font="default" size="100%">Gazeas, Kosmas</style></author><author><style face="normal" font="default" size="100%">Giddens, Frank</style></author><author><style face="normal" font="default" size="100%">Hall, Oliver J.</style></author><author><style face="normal" font="default" size="100%">Hekker, Saskia</style></author><author><style face="normal" font="default" size="100%">Ireland, Michael J.</style></author><author><style face="normal" font="default" size="100%">Latouf, Natasha</style></author><author><style face="normal" font="default" size="100%">LeBrun, Danny</style></author><author><style face="normal" font="default" size="100%">Levine, Alan M.</style></author><author><style face="normal" font="default" size="100%">Matzko, William</style></author><author><style face="normal" font="default" size="100%">Natinsky, Eva</style></author><author><style face="normal" font="default" size="100%">Page, Emma</style></author><author><style face="normal" font="default" size="100%">Plavchan, Peter</style></author><author><style face="normal" font="default" size="100%">Mansouri-Samani, Masoud</style></author><author><style face="normal" font="default" size="100%">McCauliff, Sean</style></author><author><style face="normal" font="default" size="100%">Mullally, Susan E.</style></author><author><style face="normal" font="default" size="100%">Orenstein, Brendan</style></author><author><style face="normal" font="default" size="100%">Garcia Soto, Aylin</style></author><author><style face="normal" font="default" size="100%">Paegert, Martin</style></author><author><style face="normal" font="default" size="100%">van Saders, Jennifer L.</style></author><author><style face="normal" font="default" size="100%">Schnaible, Chloe</style></author><author><style face="normal" font="default" size="100%">Soderblom, David R.</style></author><author><style face="normal" font="default" size="100%">Szabó, Róbert</style></author><author><style face="normal" font="default" size="100%">Tanner, Angelle</style></author><author><style face="normal" font="default" size="100%">Tinney, C. G.</style></author><author><style face="normal" font="default" size="100%">Teske, Johanna</style></author><author><style face="normal" font="default" size="100%">Thomas, Alexandra</style></author><author><style face="normal" font="default" size="100%">Trampedach, Regner</style></author><author><style face="normal" font="default" size="100%">Wright, Duncan</style></author><author><style face="normal" font="default" size="100%">Yuan, Thomas T.</style></author><author><style face="normal" font="default" size="100%">Zohrabi, Farzaneh</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">A Hot Saturn Orbiting an Oscillating Late Subgiant Discovered by TESS</style></title><short-title><style face="normal" font="default" size="100%">The Astronomical Journal</style></short-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">asteroseismology</style></keyword><keyword><style  face="normal" font="default" size="100%">Astrophysics - Earth and Planetary Astrophysics</style></keyword><keyword><style  face="normal" font="default" size="100%">Astrophysics - Solar and Stellar Astrophysics</style></keyword><keyword><style  face="normal" font="default" size="100%">planets and satellites: fundamental parameters</style></keyword><keyword><style  face="normal" font="default" size="100%">planets and satellites: individual: HD 221416 b</style></keyword><keyword><style  face="normal" font="default" size="100%">stars: fundamental parameters</style></keyword><keyword><style  face="normal" font="default" size="100%">techniques: photometric</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">2019</style></year><pub-dates><date><style  face="normal" font="default" size="100%">2019/06/1</style></date></pub-dates></dates><urls><web-urls><url><style face="normal" font="default" size="100%">https://ui.adsabs.harvard.edu/abs/2019AJ....157..245H</style></url></web-urls></urls><volume><style face="normal" font="default" size="100%">157</style></volume><pages><style face="normal" font="default" size="100%">245</style></pages><isbn><style face="normal" font="default" size="100%">0004-6256</style></isbn><language><style face="normal" font="default" size="100%">eng</style></language><abstract><style face="normal" font="default" size="100%">We present the discovery of HD 221416 b, the first transiting planet identified by the Transiting Exoplanet Survey Satellite (TESS) for which asteroseismology of the host star is possible. HD 221416 b (HIP 116158, TOI-197) is a bright (V = 8.2 mag), spectroscopically classified subgiant that oscillates with an average frequency of about 430 μHz and displays a clear signature of mixed modes. The oscillation amplitude confirms that the redder TESS bandpass compared to Kepler has a small effect on the oscillations, supporting the expected yield of thousands of solar-like oscillators with TESS 2 minute cadence observations. Asteroseismic modeling yields a robust determination of the host star radius (R &lt;SUB&gt;⋆&lt;/SUB&gt; = 2.943 ± 0.064 R &lt;SUB&gt;⊙&lt;/SUB&gt;), mass (M &lt;SUB&gt;⋆&lt;/SUB&gt; = 1.212 ± 0.074 M &lt;SUB&gt;⊙&lt;/SUB&gt;), and age (4.9 ± 1.1 Gyr), and demonstrates that it has just started ascending the red-giant branch. Combining asteroseismology with transit modeling and radial-velocity observations, we show that the planet is a “hot Saturn” (R &lt;SUB&gt;p&lt;/SUB&gt; = 9.17 ± 0.33 R &lt;SUB&gt;⊕&lt;/SUB&gt;) with an orbital period of ∼14.3 days, irradiance of F = 343 ± 24 F &lt;SUB&gt;⊕&lt;/SUB&gt;, and moderate mass (M &lt;SUB&gt;p&lt;/SUB&gt; = 60.5 ± 5.7 M &lt;SUB&gt;⊕&lt;/SUB&gt;) and density (ρ &lt;SUB&gt;p&lt;/SUB&gt; = 0.431 ± 0.062 g cm&lt;SUP&gt;-3&lt;/SUP&gt;). The properties of HD 221416 b show that the host-star metallicity-planet mass correlation found in sub-Saturns (4-8 R &lt;SUB&gt;⊕&lt;/SUB&gt;) does not extend to larger radii, indicating that planets in the transition between sub-Saturns and Jupiters follow a relatively narrow range of densities. With a density measured to ∼15%, HD 221416 b is one of the best characterized Saturn-size planets to date, augmenting the small number of known transiting planets around evolved stars and demonstrating the power of TESS to characterize exoplanets and their host stars using asteroseismology.</style></abstract></record></records></xml>