no code implementations • 11 Feb 2021 • Benjamin M. Tofflemire, Aaron C. Rizzuto, Elisabeth R. Newton, Adam L. Kraus, Andrew W. Mann, Andrew Vanderburg, Tyler Nelson, Keith Hawkins, Mackenna L. Wood, George Zhou, Samuel N. Quinn, Steve B. Howell, Karen A. Collins, Richard P. Schwarz, Keivan G. Stassun, Luke G. Bouma, Zahra Essack, Hugh Osborn, Patricia T. Boyd, Gabor Furesz, Ana Glidden, Joseph D. Twicken, Bill Wohler, Brian McLean, George R. Ricker, Roland Vanderspek, David W. Latham, S. Seager, Joshua N. Winn, Jon M. Jenkins
We report on the discovery of a sub-Neptune-size planet orbiting the young star HD 110082 (TOI-1098).
Time Series Analysis Earth and Planetary Astrophysics Solar and Stellar Astrophysics
no code implementations • 11 Feb 2021 • Elisabeth R. Newton, Andrew W. Mann, Adam L. Kraus, John H. Livingston, Andrew Vanderburg, Jason L. Curtis, Pa Chia Thao, Keith Hawkins, Mackenna L. Wood, Aaron C. Rizzuto, Abderahmane Soubkiou, Benjamin M. Tofflemire, George Zhou, Ian J. M. Crossfield, Logan A. Pearce, Karen A. Collins, Dennis M. Conti, Thiam-Guan Tan, Steven Villeneuva, Alton Spencer, Diana Dragomir, Samuel N. Quinn, Eric L. N. Jensen, Kevin I. Collins, Chris Stockdale, Ryan Cloutier, Coel Hellier, Zouhair Benkhaldoun, Carl Ziegler, César Briceño, Nicholas Law, Björn Benneke, Jessie L. Christiansen, Varoujan Gorjian, Stephen R. Kane, Laura Kreidberg, Farisa Y. Morales, Michael W Werner, Joseph D. Twicken, Alan M. Levine, David R. Ciardi, Natalia M. Guerrero, Katharine Hesse, Elisa V. Quintana, Bernie Shiao, Jeffrey C. Smith, Guillermo Torres, George R. Ricker, Roland Vanderspek, Sara Seager, Joshua N. Winn, Jon M. Jenkins, David W. Latham
Young exoplanets can offer insight into the evolution of planetary atmospheres, compositions, and architectures.
Earth and Planetary Astrophysics Solar and Stellar Astrophysics
no code implementations • 5 Jan 2021 • Joseph E. Rodriguez, Samuel N. Quinn, George Zhou, Andrew Vanderburg, Louise D. Nielsen, Robert A. Wittenmyer, Rafael Brahm, Phillip A. Reed, Chelsea X. Huang, Sydney Vach, David R. Ciardi, Ryan J. Oelkers, Keivan G. Stassun, Coel Hellier, B. Scott Gaudi, Jason D. Eastman, Karen A. Collins, Allyson Bieryla, Sam Christian, David W. Latham, Ilaria Carleo, Duncan J. Wright, Elisabeth Matthews, Erica J. Gonzales, Carl Ziegler, Courtney D. Dressing, Steve B. Howell, Thiam-Guan Tan, Justin Wittrock, Peter Plavchan, Kim K. McLeod, David Baker, Gavin Wang, Don Radford, Richard P. Schwarz, Massimiliano Esposito, George R. Ricker, Roland K. Vanderspek, Sara Seager, Joshua N. Winn, Jon M. Jenkins, Brett Addison, D. R. Anderson, Thomas Barclay, Thomas G. Beatty, Perry Berlind, Francois Bouchy, Michael Bowen, Brendan P. Bowler, C. E. Brasseur, César Briceño, Douglas A. Caldwell, Michael L. Calkins, Priyanka Chaturvedi, Guillaume Chaverot, Sudhish Chimaladinne, Jessie L. Christiansen, Kevin Collins, Ian J. M. Crossfield, Kevin Eastridge, N'estor Espinoza, Gilbert A. Esquerdo, Dax Feliz, Tyler Fenske, William Fong, Tianjun Gan, Steven Giacalone, Holden Gill, Lindsey Gordon, Alex Granados, Nolan Grieves, Eike W. Guenther, Natalia Guerrero, Thomas Henning, Christopher E. Henze, Katharine Hesse, Melissa J. Hobson, Jonathan Horner, David J. James, Eric L. N. Jensen, Mary Jimenez, Andrés Jordán, Stephen R. Kane, John Kielkopf, Kingsley Kim, Rudolf B. Kuhn, Natasha Latouf, Nicholas M. Law, Alan M. Levine, Michael B. Lund, Andrew W. Mann, Shude Mao, Rachel A. Matson, Scott McDermott, Matthew W. Mengel, Jessica Mink, Patrick Newman, Tanner O'Dwyer, Jack Okumura, Enric Palle, Joshua Pepper, Elisa V. Quintana, Paula Sarkis, Arjun Savel, Joshua E. Schlieder, Chloe Schnaible, Avi Shporer, Ramotholo Sefako, Julia Seidel, Robert J. Siverd, Brett Skinner, Manu Stalport, Daniel J. Stevens, Caitlin Stibbards, C. G. Tinney, R. G. West, Daniel A. Yahalomi, HUI ZHANG
TOI-640 b is one of only three known hot Jupiters to have a highly inflated radius (R$_{\rm P}$ > 1. 7R$_{\rm J}$, possibly a result of its host star's evolution) and resides on an orbit with a period longer than 5 days.
Earth and Planetary Astrophysics Solar and Stellar Astrophysics
1 code implementation • 30 Oct 2020 • Zoe L. de Beurs, Andrew Vanderburg, Christopher J. Shallue, Xavier Dumusque, Andrew Collier Cameron, Christopher Leet, Lars A. Buchhave, Rosario Cosentino, Adriano Ghedina, Raphaëlle D. Haywood, Nicholas Langellier, David W. Latham, Mercedes López-Morales, Michel Mayor, Giusi Micela, Timothy W. Milbourne, Annelies Mortier, Emilio Molinari, Francesco Pepe, David F. Phillips, Matteo Pinamonti, Giampaolo Piotto, Ken Rice, Dimitar Sasselov, Alessandro Sozzetti, Stéphane Udry, Christopher A. Watson
We trained our machine learning models on both simulated data (generated with the SOAP 2. 0 software; Dumusque et al. 2014) and observations of the Sun from the HARPS-N Solar Telescope (Dumusque et al. 2015; Phillips et al. 2016; Collier Cameron et al. 2019).
1 code implementation • 28 Oct 2020 • Steve Bryson, Michelle Kunimoto, Ravi K. Kopparapu, Jeffrey L. Coughlin, William J. Borucki, David Koch, Victor Silva Aguirre, Christopher Allen, Geert Barentsen, Natalie. M. Batalha, Travis Berger, Alan Boss, Lars A. Buchhave, Christopher J. Burke, Douglas A. Caldwell, Jennifer R. Campbell, Joseph Catanzarite, Hema Chandrasekharan, William J. Chaplin, Jessie L. Christiansen, Jorgen Christensen-Dalsgaard, David R. Ciardi, Bruce D. Clarke, William D. Cochran, Jessie L. Dotson, Laurance R. Doyle, Eduardo Seperuelo Duarte, Edward W. Dunham, Andrea K. Dupree, Michael Endl, James L. Fanson, Eric B. Ford, Maura Fujieh, Thomas N. Gautier III, John C. Geary, Ronald L Gilliland, Forrest R. Girouard, Alan Gould, Michael R. Haas, Christopher E. Henze, Matthew J. Holman, Andrew Howard, Steve B. Howell, Daniel Huber, Roger C. Hunter, Jon M. Jenkins, Hans Kjeldsen, Jeffery Kolodziejczak, Kipp Larson, David W. Latham, Jie Li, Savita Mathur, Soren Meibom, Chris Middour, Robert L. Morris, Timothy D. Morton, Fergal Mullally, Susan E. Mullally, David Pletcher, Andrej Prsa, Samuel N. Quinn, Elisa V. Quintana, Darin Ragozzine, Solange V. Ramirez, Dwight T. Sanderfer, Dimitar Sasselov, Shawn E. Seader, Megan Shabram, Avi Shporer, Jeffrey C. Smith, Jason H. Steffen, Martin Still, Guillermo Torres, John Troeltzsch, Joseph D. Twicken, Akm Kamal Uddin, Jeffrey E. Van Cleve, Janice Voss, Lauren Weiss, William F. Welsh, Bill Wohler, Khadeejah A Zamudio
We present occurrence rates for rocky planets in the habitable zones (HZ) of main-sequence dwarf stars based on the Kepler DR25 planet candidate catalog and Gaia-based stellar properties.
Earth and Planetary Astrophysics Solar and Stellar Astrophysics
no code implementations • 27 Oct 2020 • Lizhou Sha, Chelsea X. Huang, Avi Shporer, Joseph E. Rodriguez, Andrew Vanderburg, Rafael Brahm, Janis Hagelberg, Elisabeth C. Matthews, Carl Ziegler, John H. Livingston, Keivan G. Stassun, Duncan J. Wright, Jeffrey D. Crane, Néstor Espinoza, François Bouchy, Gáspár Á. Bakos, Karen A. Collins, George Zhou, Allyson Bieryla, Joel D. Hartman, Robert A. Wittenmyer, Louise D. Nielsen, Peter Plavchan, Daniel Bayliss, Paula Sarkis, Thiam-Guan Tan, Ryan Cloutier, Luigi Mancini, Andrés Jordán, Sharon Wang, Thomas Henning, Norio Narita, Kaloyan Penev, Johanna K. Teske, Stephen R. Kane, Andrew W. Mann, Brett C. Addison, Motohide Tamura, Jonathan Horner, Mauro Barbieri, Jennifer A. Burt, Matías R. Díaz, Ian J. M. Crossfield, Diana Dragomir, Holger Drass, Adina D. Feinstein, HUI ZHANG, Rhodes Hart, John F. Kielkopf, Eric L. N. Jensen, Benjamin T. Montet, Gaël Ottoni, Richard P. Schwarz, Felipe Rojas, David Lopez Fdez Nespral, Pascal Torres, Matthew W. Mengel, Stéphane Udry, Abner Zapata, Erin Snoddy, Jack Okumura, George R. Ricker, Roland K. Vanderspek, David W. Latham, Joshua N. Winn, Sara Seager, Jon M. Jenkins, Knicole D. Colón, Christopher E. Henze, Akshata Krishnamurthy, Eric B. Ting, Michael Vezie, Steven Villanueva
We report the discovery of two short-period Saturn-mass planets, one transiting the G subgiant TOI-954 (TIC 44792534, $ V = 10. 343 $, $ T = 9. 78 $) observed in TESS Sectors 4 & 5, and one transiting the G dwarf EPIC 246193072 ($ V = 12. 70 $, $ K = 10. 67 $) observed in K2 Campaigns 12 & 19.
Earth and Planetary Astrophysics
1 code implementation • 7 Oct 2020 • Martin Schlecker, Diana Kossakowski, Rafael Brahm, Néstor Espinoza, Thomas Henning, Ludmila Carone, Karan Molaverdikhani, Trifon Trifonov, Paul Mollière, Melissa J. Hobson, Andrés Jordán, Felipe I. Rojas, Hubert Klahr, Paula Sarkis, Gáspár Á. Bakos, Waqas Bhatti, David Osip, Vincent Suc, George Ricker, Roland Vanderspek, David W. Latham, Sara Seager, Joshua N. Winn, Jon M. Jenkins, Michael Vezie, Jesus Noel Villaseñor, Mark E. Rose, David R. Rodriguez, Joseph E. Rodriguez, Samuel N. Quinn, Avi Shporer
The orbital parameters of warm Jupiters serve as a record of their formation history, providing constraints on formation scenarios for giant planets on close and intermediate orbits.
Earth and Planetary Astrophysics
2 code implementations • 4 Apr 2019 • Liang Yu, Andrew Vanderburg, Chelsea Huang, Christopher J. Shallue, Ian J. M. Crossfield, B. Scott Gaudi, Tansu Daylan, Anne Dattilo, David J. Armstrong, George R. Ricker, Roland K. Vanderspek, David W. Latham, Sara Seager, Jason Dittmann, John P. Doty, Ana Glidden, Samuel N. Quinn
We apply our model on new data from Sector 6, and present 335 new signals that received the highest scores in triage and vetting and were also identified as planet candidates by human vetters.
Earth and Planetary Astrophysics
no code implementations • 3 Apr 2019 • M. M. Fausnaugh, P. J. Vallely, C. S. Kochanek, B. J. Shappee, K. Z. Stanek, M. A. Tucker, George R. Ricker, Roland Vanderspek, David W. Latham, S. Seager, Joshua N. Winn, Jon M. Jenkins, Tansu Daylan, John P. Doty, Gaabor Furesz, Alan M. Levine, Robert Morris, Andras Pal, Lizhou Sha, Eric B. Ting, Bill Wohler
We present early time light curves of Type Ia supernovae observed in the first six sectors of TESS data.
Solar and Stellar Astrophysics High Energy Astrophysical Phenomena
1 code implementation • 14 Nov 2018 • Avi Shporer, Ian Wong, Chelsea X. Huang, Michael R. Line, Keivan G. Stassun, Tara Fetherolf, Stephen R. Kane, Luke G. Bouma, Tansu Daylan, Maximilian N. Guenther, George R. Ricker, David W. Latham, Roland Vanderspek, Sara Seager, Joshua N. Winn, Jon M. Jenkins, Ana Glidden, Zach Berta-Thompson, Eric B. Ting, Jie Li, Kari Haworth
The phase curve includes the transit, secondary eclipse, and sinusoidal modulations across the orbital phase shaped by the planet's atmospheric characteristics and the star-planet gravitational interaction.
Earth and Planetary Astrophysics Solar and Stellar Astrophysics
1 code implementation • 18 Oct 2017 • Susan E. Thompson, Jeffrey L. Coughlin, Kelsey Hoffman, Fergal Mullally, Jessie L. Christiansen, Christopher J. Burke, Steve Bryson, Natalie Batalha, Michael R. Haas, Joseph Catanzarite, Jason F. Rowe, Geert Barentsen, Douglas A. Caldwell, Bruce D. Clarke, Jon M. Jenkins, Jie Li, David W. Latham, Jack J. Lissauer, Savita Mathur, Robert L. Morris, Shawn E. Seader, Jeffrey C. Smith, Todd C. Klaus, Joseph D. Twicken, Bill Wohler, Rachel Akeson, David R. Ciardi, William D. Cochran, Thomas Barclay, Jennifer R. Campbell, William J. Chaplin, David Charbonneau, Christopher E. Henze, Steve B. Howell, Daniel Huber, Andrej Prsa, Solange V. Ramirez, Timothy D. Morton, Jorgen Christensen-Dalsgaard, Jessie L. Dotson, Laurance Doyle, Edward W. Dunham, Andrea K. Dupree, Eric B. Ford, John C. Geary, Forrest R. Girouard, Howard Isaacson, Hans Kjeldsen, Jason H. Steffen, Elisa V. Quintana, Darin Ragozzine, Megan Shabram, Avi Shporer, Victor Silva Aguirre, Martin Still, Peter Tenenbaum, William F. Welsh, Angie Wolfgang, Khadeejah A. Zamudio, David G. Koch, William J. Borucki
For orbital periods less than 100 days the Robovetter completeness (the fraction of simulated transits that are determined to be planet candidates) across all observed stars is greater than 85%.
Earth and Planetary Astrophysics
no code implementations • 20 Sep 2017 • Robert J. Siverd, Karen A. Collins, George Zhou, Samuel N. Quinn, B. Scott Gaudi, Keivan G. Stassun, Marshall C. Johnson, Allyson Bieryla, David W. Latham, David R. Ciardi, Joseph E. Rodriguez, Kaloyan Penev, Marc Pinsonneault, Joshua Pepper, Jason D. Eastman, Howard Relles, John F. Kielkopf, Joao Gregorio, Thomas E. Oberst, Giulio Francesco Aldi, Gilbert A. Esquerdo, Michael L. Calkins, Perry Berlind, Courtney D. Dressing, Rahul Patel, Daniel J. Stevens, Thomas G. Beatty, Michael B. Lund, Jonathan Labadie-Bartz, Rudolf B. Kuhn, Knicole D. Colón, David James, Xinyu Yao, John A. Johnson, Jason T. Wright, Nate McCrady, Robert A. Wittenmyer, Samson A. Johnson, David H. Sliski, Eric L. N. Jensen, David H. Cohen, Kim K. McLeod, Matthew T. Penny, Michael D. Joner, Denise C. Stephens, Steven Villanueva Jr., Roberto Zambelli, Christopher Stockdale, Phil Evans, Thiam-Guan Tan, Ivan A. Curtis, Phillip A. Reed, Mark Trueblood, Patricia Trueblood
We confirm the planetary nature of the companion via a combination of radial velocities, which limit the mass to $< 4. 1\,\mathrm{M_J}$ $(3\sigma)$, and a clear Doppler tomography signal, which indicates a retrograde projected spin-orbit misalignment of $\lambda = -179. 7^{+3. 7}_{-3. 8}$ degrees.
Earth and Planetary Astrophysics