Zobrazeno 1 - 10
of 62
pro vyhledávání: '"Ramotholo Sefako"'
Autor:
Pa Chia Thao, Andrew W. Mann, Madyson G. Barber, Adam L. Kraus, Benjamin M. Tofflemire, Jonathan L. Bush, Mackenna L. Wood, Karen A. Collins, Andrew Vanderburg, Samuel N. Quinn, George Zhou, Elisabeth R. Newton, Carl Ziegler, Nicholas Law, Khalid Barkaoui, Francisco J. Pozuelos, Mathilde Timmermans, Michaël Gillon, Emmanuël Jehin, Richard P. Schwarz, Tianjun Gan, Avi Shporer, Keith Horne, Ramotholo Sefako, Olga Suarez, Djamel Mekarnia, Tristan Guillot, Lyu Abe, Amaury H. M. J. Triaud, Don J. Radford, Ana Isabel Lopez Murillo, George R. Ricker, Joshua N. Winn, Jon M. Jenkins, Luke G. Bouma, Michael Fausnaugh, Natalia M. Guerrero, Michelle Kunimoto
Publikováno v:
The Astronomical Journal, Vol 168, Iss 1, p 41 (2024)
Young (
Externí odkaz:
https://doaj.org/article/c252dfff724d44e8b6b3be153cd41b68
Autor:
Jack Schulte, Joseph E. Rodriguez, Allyson Bieryla, Samuel N. Quinn, Karen A. Collins, Samuel W. Yee, Andrew C. Nine, Melinda Soares-Furtado, David W. Latham, Jason D. Eastman, Khalid Barkaoui, David R. Ciardi, Diana Dragomir, Mark E. Everett, Steven Giacalone, Ismael Mireles, Felipe Murgas, Norio Narita, Avi Shporer, Ivan A. Strakhov, Stephanie Striegel, Martin Vaňko, Noah Vowell, Gavin Wang, Carl Ziegler, Michael Bellaver, Paul Benni, Serge Bergeron, Henri M. J. Boffin, César Briceño, Catherine A. Clark, Kevin I. Collins, Jerome P. de Leon, Courtney D. Dressing, Phil Evans, Emma Esparza-Borges, Jeremy Fedewa, Akihiko Fukui, Tianjun Gan, Ivan S. Gerasimov, Joel D. Hartman, Holden Gill, Michaël Gillon, Keith Horne, Ferran Grau Horta, Steve B. Howell, Keisuke Isogai, Emmanuël Jehin, Jon M. Jenkins, Raine Karjalainen, John F. Kielkopf, Kathryn V. Lester, Colin Littlefield, Michael B. Lund, Andrew W. Mann, Mason McCormack, Edward J. Michaels, Shane Painter, Enric Palle, Hannu Parviainen, David-Michael Peterson, Francisco J. Pozuelos, Zachary Raup, Phillip Reed, Howard M. Relles, George R. Ricker, Arjun B. Savel, Richard P. Schwarz, S. Seager, Ramotholo Sefako, Gregor Srdoc, Chris Stockdale, Hannah Sullivan, Mathilde Timmermans, Joshua N. Winn
Publikováno v:
The Astronomical Journal, Vol 168, Iss 1, p 32 (2024)
Hot Jupiters were many of the first exoplanets discovered in the 1990s, but in the decades since their discovery the mysteries surrounding their origins have remained. Here we present nine new hot Jupiters (TOI-1855 b, TOI-2107 b, TOI-2368 b, TOI-332
Externí odkaz:
https://doaj.org/article/dabcdca167394111b9dede398b3dc95f
Autor:
Yasunori Hori, Akihiko Fukui, Teruyuki Hirano, Norio Narita, Jerome P. de Leon, Hiroyuki Tako Ishikawa, Joel D. Hartman, Giuseppe Morello, Nestor Abreu García, Leticia Álvarez Hernández, Víctor J. S. Béjar, Yéssica Calatayud-Borras, Ilaria Carleo, Gareb Enoc, Emma Esparza-Borges, Izuru Fukuda, Daniel Galán, Samuel Geraldía-González, Yuya Hayashi, Masahiro Ikoma, Kai Ikuta, Keisuke Isogai, Taiki Kagetani, Yugo Kawai, Kiyoe Kawauchi, Tadahiro Kimura, Takanori Kodama, Judith Korth, Nobuhiko Kusakabe, Andrés Laza-Ramos, John H. Livingston, Rafael Luque, Kohei Miyakawa, Mayuko Mori, Felipe Murgas, Jaume Orell-Miquel, Enric Palle, Hannu Parviainen, Alberto Peláez-Torres, Marta Puig-Subirà, Manuel Sánchez-Benavente, Paula Sosa-Guillén, Monika Stangret, Yuka Terada, Sara Muñoz Torres, Noriharu Watanabe, Gaspar Á. Bakos, Khalid Barkaoui, Charles Beichman, Zouhair Benkhaldoun, Andrew W. Boyle, David R. Ciardi, Catherine A. Clark, Karen A. Collins, Kevin I. Collins, Dennis M. Conti, Ian J.M. Crossfield, Mark E. Everett, Elise Furlan, Mourad Ghachoui, Michaël Gillon, Erica J. Gonzales, Jesus Higuera, Keith Horne, Steve B. Howell, Emmanuël Jehin, Kathryn V. Lester, Michael B. Lund, Rachel Matson, Elisabeth C. Matthews, Francisco J. Pozuelos, Boris S. Safonov, Joshua E. Schlieder, Richard P. Schwarz, Ramotholo Sefako, Gregor Srdoc, Ivan A. Strakhov, Mathilde Timmermans, William C. Waalkes, Carl Ziegler, David Charbonneau, Zahra Essack, Natalia M. Guerrero, Hiroki Harakawa, Christina Hedges, Masato Ishizuka, Jon M. Jenkins, Mihoko Konishi, Takayuki Kotani, Tomoyuki Kudo, Takashi Kurokawa, Masayuki Kuzuhara, Jun Nishikawa, Masashi Omiya, George R. Ricker, Sara Seager, Takuma Serizawa, Stephanie Striegel, Motohide Tamura, Akitoshi Ueda, Roland Vanderspek, Sébastien Vievard, Joshua N. Winn
Publikováno v:
The Astronomical Journal, Vol 167, Iss 6, p 289 (2024)
Sub-Neptunes with radii of 2–3 R _⊕ are intermediate in size between rocky planets and Neptune-sized planets. The orbital properties and bulk compositions of transiting sub-Neptunes provide clues to the formation and evolution of close-in small p
Externí odkaz:
https://doaj.org/article/e90e706d0f7942389d0887e8f3b38aa6
Autor:
Benjamin J. Hord, Eliza M.-R. Kempton, Thomas M. Evans-Soma, David W. Latham, David R. Ciardi, Diana Dragomir, Knicole D. Colón, Gabrielle Ross, Andrew Vanderburg, Zoe L. de Beurs, Karen A. Collins, Cristilyn N. Watkins, Jacob Bean, Nicolas B. Cowan, Tansu Daylan, Caroline V. Morley, Jegug Ih, David Baker, Khalid Barkaoui, Natalie M. Batalha, Aida Behmard, Alexander Belinski, Zouhair Benkhaldoun, Paul Benni, Krzysztof Bernacki, Allyson Bieryla, Avraham Binnenfeld, Pau Bosch-Cabot, François Bouchy, Valerio Bozza, Rafael Brahm, Lars A. Buchhave, Michael Calkins, Ashley Chontos, Catherine A. Clark, Ryan Cloutier, Marion Cointepas, Kevin I. Collins, Dennis M. Conti, Ian J. M. Crossfield, Fei Dai, Jerome P. de Leon, Georgina Dransfield, Courtney Dressing, Adam Dustor, Gilbert Esquerdo, Phil Evans, Sergio B. Fajardo-Acosta, Jerzy Fiołka, Raquel Forés-Toribio, Antonio Frasca, Akihiko Fukui, Benjamin Fulton, Elise Furlan, Tianjun Gan, Davide Gandolfi, Mourad Ghachoui, Steven Giacalone, Emily A. Gilbert, Michaël Gillon, Eric Girardin, Erica Gonzales, Ferran Grau Horta, Joao Gregorio, Michael Greklek-McKeon, Pere Guerra, J. D. Hartman, Coel Hellier, Ian Helm, Krzysztof G. Hełminiak, Thomas Henning, Michelle L. Hill, Keith Horne, Andrew W. Howard, Steve B. Howell, Daniel Huber, Giovanni Isopi, Emmanuel Jehin, Jon M. Jenkins, Eric L. N. Jensen, Marshall C. Johnson, Andrés Jordán, Stephen R. Kane, John F. Kielkopf, Vadim Krushinsky, Sławomir Lasota, Elena Lee, Pablo Lewin, John H. Livingston, Jack Lubin, Michael B. Lund, Franco Mallia, Christopher R. Mann, Giuseppi Marino, Nataliia Maslennikova, Bob Massey, Rachel Matson, Elisabeth Matthews, Andrew W. Mayo, Tsevi Mazeh, Kim K. McLeod, Edward J. Michaels, Teo Močnik, Mayuko Mori, Georgia Mraz, Jose A. Muñoz, Norio Narita, Krupa Natarajan, Louise Dyregaard Nielsen, Hugh Osborn, Enric Palle, Aviad Panahi, Riccardo Papini, Peter Plavchan, Alex S. Polanski, Adam Popowicz, Francisco J. Pozuelos, Samuel N. Quinn, Don J. Radford, Phillip A. Reed, Howard M. Relles, Malena Rice, Paul Robertson, Joseph E. Rodriguez, Lee J. Rosenthal, Ryan A. Rubenzahl, Nicole Schanche, Joshua Schlieder, Richard P. Schwarz, Ramotholo Sefako, Avi Shporer, Alessandro Sozzetti, Gregor Srdoc, Chris Stockdale, Alexander Tarasenkov, Thiam-Guan Tan, Mathilde Timmermans, Eric B. Ting, Judah Van Zandt, JP Vignes, Ian Waite, Noriharu Watanabe, Lauren M. Weiss, Justin Wittrock, George Zhou, Carl Ziegler, Shay Zucker
Publikováno v:
The Astronomical Journal, Vol 167, Iss 5, p 233 (2024)
JWST has ushered in an era of unprecedented ability to characterize exoplanetary atmospheres. While there are over 5000 confirmed planets, more than 4000 Transiting Exoplanet Survey Satellite (TESS) planet candidates are still unconfirmed and many of
Externí odkaz:
https://doaj.org/article/17158951587f4d0cb5604fc233cfc246
Autor:
Jiayin Dong, Songhu Wang, Malena Rice, George Zhou, Chelsea X. Huang, Rebekah I. Dawson, Gudmundur K. Stefánsson, Samuel Halverson, Shubham Kanodia, Suvrath Mahadevan, Michael W. McElwain, Jaime A. Alvarado-Montes, Joe P. Ninan, Paul Robertson, Arpita Roy, Christian Schwab, Sarah E. Logsdon, Ryan C. Terrien, Karen A. Collins, Gregor Srdoc, Ramotholo Sefako, Didier Laloum, David W. Latham, Allyson Bieryla, Paul A. Dalba, Diana Dragomir, Steven Villanueva Jr., Steve B. Howell, George R. Ricker, S. Seager, Joshua N. Winn, Jon M. Jenkins, Avi Shporer, David Rapetti
Publikováno v:
The Astrophysical Journal Letters, Vol 951, Iss 2, p L29 (2023)
Warm Jupiters are close-in giant planets with relatively large planet–star separations (i.e., 10 < a / R _⋆ < 100). Given their weak tidal interactions with their host stars, measurements of stellar obliquity may be used to probe the initial obli
Externí odkaz:
https://doaj.org/article/89b607cfcd604f4182b3c3f642d8430b
Autor:
Melissa J. Hobson, Trifon Trifonov, Thomas Henning, Andrés Jordán, Felipe Rojas, Nestor Espinoza, Rafael Brahm, Jan Eberhardt, Matías I. Jones, Djamel Mekarnia, Diana Kossakowski, Martin Schlecker, Marcelo Tala Pinto, Pascal José Torres Miranda, Lyu Abe, Khalid Barkaoui, Philippe Bendjoya, François Bouchy, Marco Buttu, Ilaria Carleo, Karen A. Collins, Knicole D. Colón, Nicolas Crouzet, Diana Dragomir, Georgina Dransfield, Thomas Gasparetto, Robert F. Goeke, Tristan Guillot, Maximilian N. Günther, Saburo Howard, Jon M. Jenkins, Judith Korth, David W. Latham, Monika Lendl, Jack J. Lissauer, Christopher R. Mann, Ismael Mireles, George R. Ricker, Sophie Saesen, Richard P. Schwarz, S. Seager, Ramotholo Sefako, Avi Shporer, Chris Stockdale, Olga Suarez, Thiam-Guan Tan, Amaury H. M. J. Triaud, Solène Ulmer-Moll, Roland Vanderspek, Joshua N. Winn, Bill Wohler, George Zhou
Publikováno v:
The Astronomical Journal, Vol 166, Iss 5, p 201 (2023)
We present the spectroscopic confirmation and precise mass measurement of the warm giant planet TOI-199 b. This planet was first identified in TESS photometry and confirmed using ground-based photometry from ASTEP in Antarctica including a full 6.5 h
Externí odkaz:
https://doaj.org/article/602aefb31c6d411aa50e28c00c83c762
Autor:
Elisa V. Quintana, Emily A. Gilbert, Thomas Barclay, Michele L. Silverstein, Joshua E. Schlieder, Ryan Cloutier, Samuel N. Quinn, Joseph E. Rodriguez, Andrew Vanderburg, Benjamin J. Hord, Dana R. Louie, Colby Ostberg, Stephen R. Kane, Kelsey Hoffman, Jason F. Rowe, Giada N. Arney, Prabal Saxena, Taran Richardson, Matthew S. Clement, Nicholas M. Kartvedt, Fred C. Adams, Marcus Alfred, Travis Berger, Allyson Bieryla, Paul Bonney, Patricia Boyd, Charles Cadieux, Douglas Caldwell, David R. Ciardi, David Charbonneau, Karen A. Collins, Knicole D. Colón, Dennis M. Conti, Mario Di Sora, Shawn Domagal-Goldman, Jessie Dotson, Thomas Fauchez, Erica J. Gonzales, Maximilian N. Günther, Christina Hedges, Giovanni Isopi, Erika Kohler, Ravi Kopparapu, Veselin B. Kostov, Jeffrey A. Larsen, Eric Lopez, Franco Mallia, Avi Mandell, Susan E. Mullally, Rishi R. Paudel, Brian P. Powell, George R. Ricker, Boris S. Safonov, Richard P. Schwarz, Ramotholo Sefako, Keivan G. Stassun, Robert Wilson, Joshua N. Winn, Roland K. Vanderspek
Publikováno v:
The Astronomical Journal, Vol 166, Iss 5, p 195 (2023)
We report the detection and validation of two planets orbiting TOI-2095 (TIC 235678745). The host star is a 3700 K M1V dwarf with a high proper motion. The star lies at a distance of 42 pc in a sparsely populated portion of the sky and is bright in t
Externí odkaz:
https://doaj.org/article/c14c5c33fc0a408f8395001e7f73b40b
Autor:
J. D. Hartman, G. Á. Bakos, Z. Csubry, A. W. Howard, H. Isaacson, S. Giacalone, A. Chontos, N. Narita, A. Fukui, J. P. de Leon, N. Watanabe, M. Mori, T. Kagetani, I. Fukuda, Y. Kawai, M. Ikoma, E. Palle, F. Murgas, E. Esparza-Borges, H. Parviainen, L. G. Bouma, M. Cointepas, X. Bonfils, J. M. Almenara, Karen A. Collins, Kevin I. Collins, Howard M. Relles, Khalid Barkaoui, Richard P. Schwarz, Ghachoui Mourad, Mathilde Timmermans, Georgina Dransfield, Artem Burdanov, Julien de Wit, Emmanuël Jehin, Amaury H. M. J. Triaud, Michaël Gillon, Zouhair Benkhaldoun, Keith Horne, Ramotholo Sefako, A. Jordán, R. Brahm, V. Suc, Steve B. Howell, E. Furlan, J. E. Schlieder, D. Ciardi, T. Barclay, E. J. Gonzales, I. Crossfield, C. D. Dressing, M. Goliguzova, A. Tatarnikov, George R. Ricker, Roland Vanderspek, David W. Latham, S. Seager, Joshua N. Winn, Jon M. Jenkins, Stephanie Striegel, Avi Shporer, Andrew Vanderburg, Alan M. Levine, Veselin B. Kostov, David Watanabe
Publikováno v:
The Astronomical Journal, Vol 166, Iss 4, p 163 (2023)
We present the discovery from the TESS mission of two giant planets transiting M-dwarf stars: TOI 4201 b and TOI 5344 b. We also provide precise radial velocity measurements and updated system parameters for three other M dwarfs with transiting giant
Externí odkaz:
https://doaj.org/article/2299a691aa214f599a5adcbf547664c3
Autor:
Tianjun Gan, Charles Cadieux, Farbod Jahandar, Allona Vazan, Sharon X. Wang, Shude Mao, Jaime A. Alvarado-Montes, D. N. C. Lin, Étienne Artigau, Neil J. Cook, René Doyon, Andrew W. Mann, Keivan G. Stassun, Adam J. Burgasser, Benjamin V. Rackham, Steve B. Howell, Karen A. Collins, Khalid Barkaoui, Avi Shporer, Jerome de Leon, Luc Arnold, George R. Ricker, Roland Vanderspek, David W. Latham, Sara Seager, Joshua N. Winn, Jon M. Jenkins, Artem Burdanov, David Charbonneau, Georgina Dransfield, Akihiko Fukui, Elise Furlan, Michaël Gillon, Matthew J. Hooton, Hannah M. Lewis, Colin Littlefield, Ismael Mireles, Norio Narita, Chris W. Ormel, Samuel N. Quinn, Ramotholo Sefako, Mathilde Timmermans, Michael Vezie, Julien de Wit
Publikováno v:
The Astronomical Journal, Vol 166, Iss 4, p 165 (2023)
Observations and statistical studies have shown that giant planets are rare around M dwarfs compared with Sun-like stars. The formation mechanism of these extreme systems has remained under debate for decades. With the help of the TESS mission and gr
Externí odkaz:
https://doaj.org/article/5b7aedb64f504d839947e0d65023d7d2
Autor:
Xinyan Hua, Sharon Xuesong Wang, Johanna K. Teske, Tianjun Gan, Avi Shporer, George Zhou, Keivan G. Stassun, Markus Rabus, Steve B. Howell, Carl Ziegler, Jack J. Lissauer, Joshua N. Winn, Jon M. Jenkins, Eric B. Ting, Karen A. Collins, Andrew W. Mann, Wei Zhu, Su Wang, R. Paul Butler, Jeffrey D. Crane, Stephen A. Shectman, Luke G. Bouma, César Briceño, Diana Dragomir, William Fong, Nicholas Law, Jennifer V. Medina, Samuel N. Quinn, George R. Ricker, Richard P. Schwarz, Sara Seager, Ramotholo Sefako, Chris Stockdale, Roland Vanderspek, Joel Villaseñor
Publikováno v:
The Astronomical Journal, Vol 166, Iss 1, p 32 (2023)
We report the confirmation of a TESS-discovered transiting super-Earth planet orbiting a mid-G star, HD 307842 (TOI-784). The planet has a period of 2.8 days, and the radial velocity (RV) measurements constrain the mass to be ${9.67}_{-0.82}^{+0.83}\
Externí odkaz:
https://doaj.org/article/29c9fff79f4246f5ac5a3633d1a010e5