Zobrazeno 1 - 10
of 164
pro vyhledávání: '"Howard Isaacson"'
Autor:
Emma M. Louden, Songhu Wang, Joshua N. Winn, Erik A. Petigura, Howard Isaacson, Luke Handley, Samuel W. Yee, Corey Beard, Joseph M. Akana Murphy, Gregory Laughlin
Publikováno v:
The Astrophysical Journal Letters, Vol 968, Iss 1, p L2 (2024)
The distribution of stellar obliquities provides critical insight into the formation and evolution pathways of exoplanets. In the past decade, it was found that hot stars hosting hot Jupiters are more likely to have high obliquities than cool stars,
Externí odkaz:
https://doaj.org/article/51ef0a92a65c434f959ac501a8d37b8e
Autor:
Schuyler D. Van Dyk, Sundar Srinivasan, Jennifer E. Andrews, Monika Soraisam, Tamás Szalai, Steve B. Howell, Howard Isaacson, Thomas Matheson, Erik Petigura, Peter Scicluna, Andrew W. Stephens, Judah Van Zandt, WeiKang Zheng, Sang-Hyun Chun, Alexei V. Fillippenko
Publikováno v:
The Astrophysical Journal, Vol 968, Iss 1, p 27 (2024)
We follow our first paper with an analysis of the ensemble of the extensive preexplosion ground- and space-based infrared observations of the red supergiant (RSG) progenitor candidate for the nearby core-collapse supernova SN 2023ixf in Messier 101,
Externí odkaz:
https://doaj.org/article/df5de7b31d0a4c1cba8c04b95c7c70ee
Autor:
Alex S. Polanski, Jack Lubin, Corey Beard, Joseph M. Akana Murphy, Ryan Rubenzahl, Michelle L. Hill, Ian J. M. Crossfield, Ashley Chontos, Paul Robertson, Howard Isaacson, Stephen R. Kane, David R. Ciardi, Natalie M. Batalha, Courtney Dressing, Benjamin Fulton, Andrew W. Howard, Daniel Huber, Erik A. Petigura, Lauren M. Weiss, Isabel Angelo, Aida Behmard, Sarah Blunt, Casey L. Brinkman, Fei Dai, Paul A. Dalba, Tara Fetherolf, Steven Giacalone, Lea A. Hirsch, Rae Holcomb, Molly R. Kosiarek, Andrew W. Mayo, Mason G. MacDougall, Teo Močnik, Daria Pidhorodetska, Malena Rice, Lee J. Rosenthal, Nicholas Scarsdale, Emma V. Turtelboom, Dakotah Tyler, Judah Van Zandt, Samuel W. Yee, David R. Coria, Shannon D. Dulz, Joel D. Hartman, Aaron Householder, Sarah Lange, Andrew Langford, Emma M. Louden, Jared C. Siegel, Emily A. Gilbert, Erica J. Gonzales, Joshua E. Schlieder, Andrew W. Boyle, Jessie L. Christiansen, Catherine A. Clark, Rachel B. Fernandes, Michael B. Lund, Arjun B. Savel, Holden Gill, Charles Beichman, Rachel Matson, Elisabeth C. Matthews, E. Furlan, Steve B. Howell, Nicholas J. Scott, Mark E. Everett, John H. Livingston, Irina O. Ershova, Dmitry V. Cheryasov, Boris Safonov, Jorge Lillo-Box, David Barrado, María Morales-Calderón
Publikováno v:
The Astrophysical Journal Supplement Series, Vol 272, Iss 2, p 32 (2024)
The Transiting Exoplanet Survey Satellite (TESS) has discovered hundreds of new worlds, with TESS planet candidates now outnumbering the total number of confirmed planets from Kepler. Owing to differences in survey design, TESS continues to provide p
Externí odkaz:
https://doaj.org/article/40b55a29985c45e983e1aeec4c8c7994
Autor:
Paul A. Dalba, Stephen R. Kane, Howard Isaacson, Benjamin Fulton, Andrew W. Howard, Edward W. Schwieterman, Daniel P. Thorngren, Jonathan Fortney, Noah Vowell, Corey Beard, Sarah Blunt, Casey L. Brinkman, Ashley Chontos, Fei Dai, Steven Giacalone, Michelle L. Hill, Molly Kosiarek, Jack Lubin, Andrew W. Mayo, Teo Močnik, Joseph M. Akana Murphy, Erik A. Petigura, Malena Rice, Ryan A. Rubenzahl, Judah Van Zandt, Lauren M. Weiss, Diana Dragomir, David Kipping, Matthew J. Payne, Arpita Roy, Alex Teachey, Steven Villanueva Jr.
Publikováno v:
The Astrophysical Journal Supplement Series, Vol 271, Iss 1, p 16 (2024)
Discovering and characterizing exoplanets at the outer edge of the transit method’s sensitivity has proven challenging owing to geometric biases and the practical difficulties associated with acquiring long observational baselines. Nonetheless, a s
Externí odkaz:
https://doaj.org/article/6a23388004e24d65b46db5cd67c7d941
Autor:
Jerry W. Xuan, Jason Wang, Luke Finnerty, Katelyn Horstman, Simon Grimm, Anne E. Peck, Eric Nielsen, Heather A. Knutson, Dimitri Mawet, Howard Isaacson, Andrew W. Howard, Michael C. Liu, Sam Walker, Mark W. Phillips, Geoffrey A. Blake, Jean-Baptiste Ruffio, Yapeng Zhang, Julie Inglis, Nicole L. Wallack, Aniket Sanghi, Erica J. Gonzales, Fei Dai, Ashley Baker, Randall Bartos, Charlotte Z. Bond, Marta L. Bryan, Benjamin Calvin, Sylvain Cetre, Jacques-Robert Delorme, Greg Doppmann, Daniel Echeverri, Michael P. Fitzgerald, Nemanja Jovanovic, Joshua Liberman, Ronald A. López, Emily C. Martin, Evan Morris, Jacklyn Pezzato, Garreth Ruane, Ben Sappey, Tobias Schofield, Andrew Skemer, Taylor Venenciano, J. Kent Wallace, Ji Wang, Peter Wizinowich, Yinzi Xin, Shubh Agrawal, Clarissa R. Do Ó, Chih-Chun Hsu, Caprice L. Phillips
Publikováno v:
The Astrophysical Journal, Vol 962, Iss 1, p 10 (2024)
M dwarfs are common host stars to exoplanets but often lack atmospheric abundance measurements. Late-M dwarfs are also good analogs to the youngest substellar companions, which share similar T _eff ∼ 2300–2800 K. We present atmospheric analyses f
Externí odkaz:
https://doaj.org/article/1d532df8b3dd453999dd5def32caedb8
Autor:
Howard Isaacson, Stephen R. Kane, Brad Carter, Andrew W. Howard, Lauren Weiss, Erik A. Petigura, Benjamin Fulton
Publikováno v:
The Astrophysical Journal, Vol 961, Iss 1, p 85 (2024)
Surveys of exoplanet host stars are valuable tools for assessing population level trends in exoplanets, and their outputs can include stellar ages, activity, and rotation periods. We extracted chromospheric activity measurements from the California-K
Externí odkaz:
https://doaj.org/article/265f1cc944a148d19bd6ddd8e2b67373
Autor:
Lauren M. Weiss, Howard Isaacson, Andrew W. Howard, Benjamin J. Fulton, Erik A. Petigura, Daniel Fabrycky, Daniel Jontof-Hutter, Jason H. Steffen, Hilke E. Schlichting, Jason T. Wright, Corey Beard, Casey L. Brinkman, Ashley Chontos, Steven Giacalone, Michelle L. Hill, Molly R. Kosiarek, Mason G. MacDougall, Teo Močnik, Alex S. Polanski, Emma V. Turtelboom, Dakotah Tyler, Judah Van Zandt
Publikováno v:
The Astrophysical Journal Supplement Series, Vol 270, Iss 1, p 8 (2023)
Despite the importance of Jupiter and Saturn to Earth’s formation and habitability, there has not yet been a comprehensive observational study of how giant exoplanets correlate with the architectural properties of close-in, sub-Neptune-sized exopla
Externí odkaz:
https://doaj.org/article/d6d0bc4ef6794f3288e4db63d9c0405d
Autor:
Samuel W. Yee, Joshua N. Winn, Joel D. Hartman, Luke G. Bouma, George Zhou, Samuel N. Quinn, David W. Latham, Allyson Bieryla, Joseph E. Rodriguez, Karen A. Collins, Owen Alfaro, Khalid Barkaoui, Corey Beard, Alexander A. Belinski, Zouhair Benkhaldoun, Paul Benni, Krzysztof Bernacki, Andrew W. Boyle, R. Paul Butler, Douglas A. Caldwell, Ashley Chontos, Jessie L. Christiansen, David R. Ciardi, Kevin I. Collins, Dennis M. Conti, Jeffrey D. Crane, Tansu Daylan, Courtney D. Dressing, Jason D. Eastman, Zahra Essack, Phil Evans, Mark E. Everett, Sergio Fajardo-Acosta, Raquel Forés-Toribio, Elise Furlan, Mourad Ghachoui, Michaël Gillon, Coel Hellier, Ian Helm, Andrew W. Howard, Steve B. Howell, Howard Isaacson, Emmanuel Jehin, Jon M. Jenkins, Eric L. N. Jensen, John F. Kielkopf, Didier Laloum, Naunet Leonhardes-Barboza, Pablo Lewin, Sarah E. Logsdon, Jack Lubin, Michael B. Lund, Mason G. MacDougall, Andrew W. Mann, Natalia A. Maslennikova, Bob Massey, Kim K. McLeod, Jose A. Muñoz, Patrick Newman, Valeri Orlov, Peter Plavchan, Adam Popowicz, Francisco J. Pozuelos, Tyler A. Pritchard, Don J. Radford, Michael Reefe, George R. Ricker, Alexander Rudat, Boris S. Safonov, Richard P. Schwarz, Heidi Schweiker, Nicholas J. Scott, S. Seager, Stephen A. Shectman, Chris Stockdale, Thiam-Guan Tan, Johanna K. Teske, Neil B. Thomas, Mathilde Timmermans, Roland Vanderspek, David Vermilion, David Watanabe, Lauren M. Weiss, Richard G. West, Judah Van Zandt, Michal Zejmo, Carl Ziegler
Publikováno v:
The Astrophysical Journal Supplement Series, Vol 265, Iss 1, p 1 (2023)
NASA’s Transiting Exoplanet Survey Satellite (TESS) mission promises to improve our understanding of hot Jupiters by providing an all-sky, magnitude-limited sample of transiting hot Jupiters suitable for population studies. Assembling such a sample
Externí odkaz:
https://doaj.org/article/06791351f19e472daaf8cd7254726367
Autor:
Andrew W. Mayo, Jorge Lillo-Box, George R. Ricker, C. Moutou, Stephen R. Kane, René Tronsgaard, Ashley Chontos, Allyson Bieryla, Karen A. Collins, Nicola Astudillo-Defru, Luc Arnold, Rafael Luque, Andrew W. Howard, Xavier Dumusque, S. G. Sousa, V. Bourrier, Erik Petigura, Joshua N. Winn, Magali Deleuil, Lauren M. Weiss, Enric Palle, Nuno C. Santos, Steven Giacalone, J. Rey, Damien Ségransan, Courtney D. Dressing, Paul A. Dalba, Arpita Roy, Jack Lubin, Sara Seager, Corey Beard, Natalie M. Batalha, Daniel Huber, C. E. Brasseur, T. Lopez, Howard Isaacson, Teo Mocnik, Jason D. Eastman, Peter Tenenbaum, N. Heidari, Michelle L. Hill, P. Cortés-Zuleta, O. Mousis, E. Delgado Mena, Diana Dragomir, D. W. Latham, François Bouchy, Aida Behmard, David Ehrenreich, P. A. Strøm, Fei Dai, F. Vakili, T. Forveille, Tansu Daylan, R. Vanderspek, Keivan G. Stassun, Alexandre Santerne, Melissa J. Hobson, X. Bonfils, Benjamin J. Fulton, G. Montagnier, M. Stalport, Francesco Pepe, Lars A. Buchhave, Flavien Kiefer, Nicholas Scarsdale, Lee J. Rosenthal, Vardan Adibekyan, Paul Robertson, Olivier Demangeon, J. M. Jenkins, A. Carmona, Nematollah Riazi, Stéphane Udry, Rodrigo F. Díaz, N. C. Hara, G. Gaisne, Thomas Barclay, Tara Fetherolf, X. Delfosse, L. Mignon, Sergio Hoyer, B. Courcol, J. Orell-Mique, S. Borgniet, Guillaume Hébrard, Ryan A. Rubenzahl, Lea A. Hirsch, S. Dalal, Ian J. M. Crossfield, Joseph M. Akana Murphy, L. Acuna, Isabelle Boisse
Publikováno v:
Heidari, N, Boisse, I, Orell-Miquel, J, Hébrard, G, Acuña, L, Hara, N C, Lillo-Box, J, Eastman, J D, Arnold, L, Astudillo-Defru, N, Adibekyan, V, Bieryla, A, Bonfils, X, Bouchy, F, Barclay, T, Brasseur, C E, Borgniet, S, Bourrier, V, Buchhave, L, Behmard, A, Beard, C, Batalha, N M, Courcol, B, Cortés-Zuleta, P, Collins, K, Carmona, A, Crossfield, I J M, Chontos, A, Delfosse, X, Dalal, S, Deleuil, M, Demangeon, O D S, Diáz, R F, Dumusque, X, Daylan, T, Dragomir, D, Delgado Mena, E, Dressing, C, Dai, F, Dalba, P A, Ehrenreich, D, Forveille, T, Fulton, B, Fetherolf, T, Gaisné, G, Giacalone, S, Riazi, N, Hoyer, S, Hobson, M J, Howard, A W, Huber, D, Hill, M L, Hirsch, L A, Isaacson, H, Jenkins, J, Kane, S R, Kiefer, F, Luque, R, Latham, D W, Lubin, J, Lopez, T, Mousis, O, Moutou, C, Montagnier, G, Mignon, L, Mayo, A, Močnik, T, Murphy, J M A, Palle, E, Pepe, F, Petigura, E A, Rey, J, Ricker, G, Robertson, P, Roy, A, Rubenzahl, R A, Rosenthal, L J, Santerne, A, Santos, N C, Sousa, S G, Stassun, K G, Stalport, M, Scarsdale, N, Strøm, P A, Seager, S, Segransan, D, Tenenbaum, P, Tronsgaard, R, Udry, S, Vanderspek, R, Vakili, F, Winn, J & Weiss, L M 2022, ' HD 207897 b : A dense sub-Neptune transiting a nearby and bright K-type star ', Astronomy and Astrophysics, vol. 658, A176 . https://doi.org/10.1051/0004-6361/202141429
aap
aap, 2022, 658, pp.A176. ⟨10.1051/0004-6361/20214142910.48550/arXiv.2110.08597⟩
A&A
Astronomy and Astrophysics-A&A
Astronomy and Astrophysics-A&A, 2022, 658, pp.A176. ⟨10.1051/0004-6361/202141429⟩
aap
aap, 2022, 658, pp.A176. ⟨10.1051/0004-6361/20214142910.48550/arXiv.2110.08597⟩
A&A
Astronomy and Astrophysics-A&A
Astronomy and Astrophysics-A&A, 2022, 658, pp.A176. ⟨10.1051/0004-6361/202141429⟩
We present the discovery and characterization of a transiting sub-Neptune orbiting with a 16.20 day period around a nearby (28 pc) and bright(V=8.37) K0V star HD207897 (TOI-1611). This discovery is based on photometric measurements from the Transitin
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c45535bfbc2b44d80aa4ccfcf7e815bb
https://orbit.dtu.dk/en/publications/3d99a271-47b7-4a78-9949-fa7678314633
https://orbit.dtu.dk/en/publications/3d99a271-47b7-4a78-9949-fa7678314633
Autor:
Andrés Jordán, Sara Seager, Brett C. Addison, Maximilian N. Günther, Monika Lendl, Jack Okumura, Jorge Lillo-Box, Jon M. Jenkins, Roland Vanderspek, C. G. Tinney, Benjamin J. Fulton, Peter J. Wheatley, Erik A. Petigura, Beth A. Henderson, C. Stibbard, P. Figueira, Rafael Brahm, Eric L. N. Jensen, Michael Reefe, Cesar Briceno, Chris Stockdale, S. Hojjatpanah, Farisa Y. Morales, Alexis M. S. Smith, Caroline Dorn, Thomas Henning, Vardan Adibekyan, George W. King, Lauren M. Weiss, David R. Ciardi, Howard Isaacson, Richard P. Schwarz, Thomas Barclay, Stephen R. Kane, Keivan G. Stassun, David W. Latham, Malcolm Fridlund, Jack S. Acton, Ravit Helled, Sharon X. Wang, John Berberian, Joseph D. Twicken, J. F. Otegi, David R. Anderson, Sarah L. Casewell, Elise Furlan, Elisabeth Matthews, Johanna Teske, Rodrigo F. Díaz, Samuel Gill, Daniel Bayliss, Ian Crossfield, Peter Plavchan, Matthew W. Mengel, Joshua E. Schlieder, John F. Kielkopf, Stéphane Udry, E. Delgado Mena, H. P. Osborn, Avi Shporer, R. Cloutier, J. Villasenor, Duncan J. Wright, E. Gaidos, A. Osborn, K. I. Collins, Angelle Tanner, Nicholas M. Law, Björn Benneke, Joshua N. Winn, Fei Dai, Nicholas J. Scott, Erica J. Gonzales, Courtney D. Dressing, Sarah Ballard, Don Pollacco, Coel Hellier, Michael R. Goad, David J. Armstrong, Varoujan Gorjian, Paula Sarkis, Richard C. Kidwell, F. Zohrabi, Nuno C. Santos, David Barrado, Matthew R. Burleigh, Sergio Hoyer, Claire Geneser, Christopher J. Burke, Richard G. West, James McCormac, P. A. Strøm, Daniel Huber, Aleisha Hogan, Paul Robertson, Natalie M. Batalha, Edward M. Bryant, Liam Raynard, Karen A. Collins, Robert A. Wittenmyer, Mark E. Rose, Rachel A. Matson, Steve B. Howell, James S. Jenkins, Jose I. Vines, S. C. C. Barros, Néstor Espinoza, B. Cale, Andrew W. Howard, Diana Dragomir, Alexandre Santerne, M. Lund, Olivier Demangeon, Brendan P. Bowler, Benjamin F. Cooke, Xavier Dumusque, Andrew W. Mann, Hui Zhang, Carl Ziegler, Arpita Roy, Rosanna H. Tilbrook, Sérgio F. Sousa, George R. Ricker, Jonathan Horner, Elisa V. Quintana, Thiam-Guan Tan, Louise D. Nielsen, François Bouchy
Publikováno v:
Monthly Notices of the Royal Astronomical Society
MNRAS
MNRAS, 2021, 507 (2), pp.2782-2803. ⟨10.1093/mnras/stab2313⟩
Monthly Notices of the Royal Astronomical Society, 507(2), 2782-2803
MNRAS
MNRAS, 2021, 507 (2), pp.2782-2803. ⟨10.1093/mnras/stab2313⟩
Monthly Notices of the Royal Astronomical Society, 507(2), 2782-2803
We present the bright (V$_{mag} = 9.12$), multi-planet system TOI-431, characterised with photometry and radial velocities. We estimate the stellar rotation period to be $30.5 \pm 0.7$ days using archival photometry and radial velocities. TOI-431b is
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6e6466f6b97f9534884a0fbc2c4a2504
https://resolver.caltech.edu/CaltechAUTHORS:20211008-175558303
https://resolver.caltech.edu/CaltechAUTHORS:20211008-175558303