Zobrazeno 1 - 10
of 125
pro vyhledávání: '"Benjamin T Montet"'
Autor:
William Frost, Loïc Albert, René Doyon, Jonathan Gagné, Benjamin T. Montet, Clémence Fontanive, Étienne Artigau, John Asher Johnson, Billy Edwards, Björn Benneke
Publikováno v:
The Astrophysical Journal, Vol 972, Iss 2, p 199 (2024)
The LHS 6343 system consists of a resolved M-dwarf binary with an evolved, negligibly irradiated brown dwarf (BD), LHS 6343 C, orbiting the primary star. Such BD eclipsing binaries present rare and unique opportunities to calibrate substellar evoluti
Externí odkaz:
https://doaj.org/article/3f85f20f3e134c3c827490cc50abe451
Autor:
Megan Weiner Mansfield, Michael R. Line, Joost P. Wardenier, Matteo Brogi, Jacob L. Bean, Hayley Beltz, Peter Smith, Joseph A. Zalesky, Natasha Batalha, Eliza M.-R. Kempton, Benjamin T. Montet, James E. Owen, Peter Plavchan, Emily Rauscher
Publikováno v:
The Astronomical Journal, Vol 168, Iss 1, p 14 (2024)
Measurements of the carbon-to-oxygen (C/O) ratios of exoplanet atmospheres can reveal details about their formation and evolution. Recently, high-resolution cross-correlation analysis has emerged as a method of precisely constraining the C/O ratios o
Externí odkaz:
https://doaj.org/article/ae9c67accee14553b3e530084e193cda
Autor:
Maryum Sayeed, Melissa K. Ness, Benjamin T. Montet, Matteo Cantiello, Andrew R. Casey, Sven Buder, Megan Bedell, Katelyn Breivik, Brian D. Metzger, Sarah L. Martell, Leah McGee-Gold
Publikováno v:
The Astrophysical Journal, Vol 964, Iss 1, p 42 (2024)
Stellar models predict that lithium (Li) inside a star is destroyed during the first dredge-up phase, yet 1.2% of red giant stars are Li-rich. We aim to uncover possible origins of this population, by analyzing 1099 Li-rich giants ( A (Li) ≥ 1.5) i
Externí odkaz:
https://doaj.org/article/db2b991ad92147149b36f7258c61f787
Autor:
Robert F. Wilson, Thomas Barclay, Brian P. Powell, Joshua Schlieder, Christina Hedges, Benjamin T. Montet, Elisa Quintana, Iain Mcdonald, Matthew T. Penny, Néstor Espinoza, Eamonn Kerins
Publikováno v:
The Astrophysical Journal Supplement Series, Vol 269, Iss 1, p 5 (2023)
The Nancy Grace Roman Space Telescope (Roman) is NASA’s next astrophysics flagship mission, expected to launch in late 2026. As one of Roman’s core community science surveys, the Galactic Bulge Time Domain Survey (GBTDS) will collect photometric
Externí odkaz:
https://doaj.org/article/11e7989a92554909aaab52210d2160c5
Autor:
Brendan J. McKee, Benjamin T. Montet
Publikováno v:
The Astronomical Journal, Vol 165, Iss 6, p 236 (2023)
The planets of the TOI-216 system have been previously observed to exhibit large transit-timing variations, which enabled precise mass characterization of both transiting planets. In the first year of TESS observations, TOI-216 b exhibited grazing tr
Externí odkaz:
https://doaj.org/article/380e5bcd2d324016861c85d49874b717
Autor:
Yaguang Li, Timothy R. Bedding, Simon J. Murphy, Dennis Stello, Yifan Chen, Daniel Huber, Meridith Joyce, Dion Marks, Xianfei Zhang, Shaolan Bi, Isabel L. Colman, Michael R. Hayden, Daniel R. Hey, Gang Li, Benjamin T. Montet, Sanjib Sharma, Yaqian Wu
Publikováno v:
Li, Y, Bedding, T R, Murphy, S J, Stello, D, Chen, Y, Huber, D, Joyce, M, Marks, D, Zhang, X, Bi, S, Colman, I L, Hayden, M R, Hey, D R, Li, G, Montet, B T, Sharma, S & Wu, Y 2022, ' Discovery of post-mass-transfer helium-burning red giants using asteroseismology ', Nature Astronomy, vol. 6, no. 6, pp. 673-680 . https://doi.org/10.1038/s41550-022-01648-5
A star expands to become a red giant when it has fused all the hydrogen in its core into helium. If the star is in a binary system, its envelope can overflow onto its companion or be ejected into space, leaving a hot core and potentially forming a su
Autor:
Jennifer G. Winters, Ryan Cloutier, Amber A. Medina, Jonathan M. Irwin, David Charbonneau, Nicola Astudillo-Defru, Xavier Bonfils, Andrew W. Howard, Howard Isaacson, Jacob L. Bean, Andreas Seifahrt, Johanna K. Teske, Jason D. Eastman, Joseph D. Twicken, Karen A. Collins, Eric L. N. Jensen, Samuel N. Quinn, Matthew J. Payne, Martti H. Kristiansen, Alton Spencer, Andrew Vanderburg, Mathias Zechmeister, Lauren M. Weiss, Sharon Xuesong Wang, Gavin Wang, Stéphane Udry, Ivan A. Terentev, Julian Stürmer, Gudmundur Stefánsson, Avi Shporer, Stephen Shectman, Ramotholo Sefako, Hans Martin Schwengeler, Richard P. Schwarz, Nicholas Scarsdale, Ryan A. Rubenzahl, Arpita Roy, Lee J. Rosenthal, Paul Robertson, Erik A. Petigura, Francesco Pepe, Mark Omohundro, Joseph M. Akana Murphy, Felipe Murgas, Teo Močnik, Benjamin T. Montet, Ronald Mennickent, Andrew W. Mayo, Bob Massey, Jack Lubin, Christophe Lovis, Pablo Lewin, David Kasper, Stephen R. Kane, Jon M. Jenkins, Daniel Huber, Keith Horne, Michelle L. Hill, Paula Gorrini, Steven Giacalone, Benjamin Fulton, Thierry Forveille, Pedro Figueira, Tara Fetherolf, Courtney Dressing, Rodrigo F. Díaz, Xavier Delfosse, Paul A. Dalba, Fei Dai, C. C. Cortés, Ian J. M. Crossfield, Jeffrey D. Crane, Dennis M. Conti, Kevin I. Collins, Ashley Chontos, R. Paul Butler, Peyton Brown, Madison Brady, Aida Behmard, Corey Beard, Natalie M. Batalha, Jose-Manuel Almenara
Publikováno v:
Winters, J G, Cloutier, R, Medina, A A, Irwin, J M, Charbonneau, D, Astudillo-Defru, N, Bonfils, X, Howard, A W, Isaacson, H, Bean, J L, Seifahrt, A, Teske, J K, Eastman, J D, Twicken, J D, Collins, K A, Jensen, E L N, Quinn, S N, Payne, M J, Kristiansen, M H, Spencer, A, Vanderburg, A, Zechmeister, M, Weiss, L M, Wang, S X, Wang, G, Udry, S, Terentev, I A, Stürmer, J, Stefánsson, G, Shporer, A, Shectman, S, Sefako, R, Schwengeler, H M, Schwarz, R P, Scarsdale, N, Rubenzahl, R A, Roy, A, Rosenthal, L J, Robertson, P, Petigura, E A, Pepe, F, Omohundro, M, Murphy, J M A, Murgas, F, Močnik, T, Montet, B T, Mennickent, R, Mayo, A W, Massey, B, Lubin, J, Lovis, C, Lewin, P, Kasper, D, Kane, S R, Jenkins, J M, Huber, D, Horne, K, Hill, M L, Gorrini, P, Giacalone, S, Fulton, B, Forveille, T, Figueira, P, Fetherolf, T, Dressing, C, Díaz, R F, Delfosse, X, Dalba, P A, Dai, F, Cortés, C C, Crossfield, I J M, Crane, J D, Conti, D M, Collins, K I, Chontos, A, Butler, R P, Brown, P, Brady, M, Behmard, A, Beard, C, Batalha, N M & Almenara, J M 2022, ' A Second Planet Transiting LTT 1445A and a Determination of the Masses of Both Worlds ', Astronomical Journal, vol. 163, no. 4, 168 . https://doi.org/10.3847/1538-3881/ac50a9
Winters, J G, Cloutier, R, Medina, A A, Irwin, J M, Charbonneau, D, Astudillo-Defru, N, Bonfils, X, Howard, A W, Isaacson, H, Bean, J L, Seifahrt, A, Teske, J K, Eastman, J D, Twicken, J D, Collins, K A, Jensen, E L N, Quinn, S N, Payne, M J, Kristiansen, M H, Spencer, A, Vanderburg, A, Zechmeister, M, Weiss, L M, Wang, S X, Wang, G, Udry, S, Terentev, I A, Stuermer, J, Stefansson, G, Shporer, A, Shectman, S, Sefako, R, Schwengeler, H M, Schwarz, R P, Scarsdale, N, Rubenzahl, R A, Roy, A, Rosenthal, L J, Robertson, P, Petigura, E A, Pepe, F, Omohundro, M, Murphy, J M A, Murgas, F, Mocnik, T, Montet, B T, Mennickent, R, Mayo, A W, Massey, B, Lubin, J, Lovis, C, Lewin, P, Kasper, D, Kane, S R, Jenkins, J M, Huber, D, Horne, K, Hill, M L, Gorrini, P, Giacalone, S, Fulton, B, Forveille, T, Figueira, P, Fetherolf, T, Dressing, C, Diaz, R F, Delfosse, X, Dalba, P A, Dai, F, Cortes, C C, Crossfield, I J M, Crane, J D, Conti, D M, Collins, K, Chontos, A, Butler, R P, Brown, P, Brady, M, Behmard, A, Beard, C, Batalha, N M & Almenara, J-M 2022, ' A Second Planet Transiting LTT 1445A and a Determination of the Masses of Both Worlds ', Astronomical Journal, vol. 163, no. 4, 168 . https://doi.org/10.3847/1538-3881/ac50a9
Winters, J G, Cloutier, R, Medina, A A, Irwin, J M, Charbonneau, D, Astudillo-Defru, N, Bonfils, X, Howard, A W, Isaacson, H, Bean, J L, Seifahrt, A, Teske, J K, Eastman, J D, Twicken, J D, Collins, K A, Jensen, E L N, Quinn, S N, Payne, M J, Kristiansen, M H, Spencer, A, Vanderburg, A, Zechmeister, M, Weiss, L M, Wang, S X, Wang, G, Udry, S, Terentev, I A, Stuermer, J, Stefansson, G, Shporer, A, Shectman, S, Sefako, R, Schwengeler, H M, Schwarz, R P, Scarsdale, N, Rubenzahl, R A, Roy, A, Rosenthal, L J, Robertson, P, Petigura, E A, Pepe, F, Omohundro, M, Murphy, J M A, Murgas, F, Mocnik, T, Montet, B T, Mennickent, R, Mayo, A W, Massey, B, Lubin, J, Lovis, C, Lewin, P, Kasper, D, Kane, S R, Jenkins, J M, Huber, D, Horne, K, Hill, M L, Gorrini, P, Giacalone, S, Fulton, B, Forveille, T, Figueira, P, Fetherolf, T, Dressing, C, Diaz, R F, Delfosse, X, Dalba, P A, Dai, F, Cortes, C C, Crossfield, I J M, Crane, J D, Conti, D M, Collins, K, Chontos, A, Butler, R P, Brown, P, Brady, M, Behmard, A, Beard, C, Batalha, N M & Almenara, J-M 2022, ' A Second Planet Transiting LTT 1445A and a Determination of the Masses of Both Worlds ', Astronomical Journal, vol. 163, no. 4, 168 . https://doi.org/10.3847/1538-3881/ac50a9
LTT 1445 is a hierarchical triple M-dwarf star system located at a distance of 6.86 parsecs. The primary star LTT 1445A (0.257 M_Sun) is known to host the transiting planet LTT 1445Ab with an orbital period of 5.4 days, making it the second closest k
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a670cd3935b41769154fe8c069a0d229
https://resolver.caltech.edu/CaltechAUTHORS:20211018-185047173
https://resolver.caltech.edu/CaltechAUTHORS:20211018-185047173
Autor:
Benjamin V Rackham, Néstor Espinoza, Svetlana V Berdyugina, Heidi Korhonen, Ryan J MacDonald, Benjamin T Montet, Brett M Morris, Mahmoudreza Oshagh, Alexander I Shapiro, Yvonne C Unruh, Elisa V Quintana, Robert T Zellem, Dániel Apai, Thomas Barclay, Joanna K Barstow, Giovanni Bruno, Ludmila Carone, Sarah L Casewell, Heather M Cegla, Serena Criscuoli, Catherine Fischer, Damien Fournier, Mark S Giampapa, Helen Giles, Aishwarya Iyer, Greg Kopp, Nadiia M Kostogryz, Natalie Krivova, Matthias Mallonn, Chima McGruder, Karan Molaverdikhani, Elisabeth R Newton, Mayukh Panja, Sarah Peacock, Kevin Reardon, Rachael M Roettenbacher, Gaetano Scandariato, Sami Solanki, Keivan G Stassun, Oskar Steiner, Kevin B Stevenson, Jeremy Tregloan-Reed, Adriana Valio, Sven Wedemeyer, Luis Welbanks, Jie Yu, Munazza K Alam, James R A Davenport, Drake Deming, Chuanfei Dong, Elsa Ducrot, Chloe Fisher, Emily Gilbert, Veselin Kostov, Mercedes López-Morales, Mike Line, Teo Močnik, Susan Mullally, Rishi R Paudel, Ignasi Ribas, Jeff A Valenti
Study Analysis Group 21 (SAG21) of NASA's Exoplanet Exploration Program Analysis Group (ExoPAG) was organized to study the effect of stellar contamination on space-based transmission spectroscopy, a method for studying exoplanetary atmospheres by mea
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::28df0a1f7399c2c4012f03d78e81a4eb
http://arxiv.org/abs/2201.09905
http://arxiv.org/abs/2201.09905
Autor:
Brendan J. McKee, Benjamin T. Montet
The planets of the TOI-216 system have been previously observed to exhibit large transit timing variations (TTVs), which enabled precise mass characterization of both transiting planets. In the first year of TESS observations, TOI-216 b exhibited gra
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::67b6cc6ed1784a267e59ba1c190d0ec7
Autor:
Adina D. Feinstein, Trevor J. David, Benjamin T. Montet, Daniel Foreman-Mackey, John H. Livingston, Andrew W. Mann
V1298 Tau is a young (20-30 Myr) solar-mass K star hosting four transiting exoplanets with sizes between 0.5 - 0.9 $R_J$. Given the system's youth, it provides a unique opportunity to understand the evolution of planetary radii at different separatio
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::caf05466704cab9561a1b62c3097862c
http://arxiv.org/abs/2111.08660
http://arxiv.org/abs/2111.08660