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G

Guđmundur Stefánsson

University of Amsterdam
H指数:25
被引数:2,138

个人简介

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教育背景

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工作经历

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荣誉奖项

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The NEID Earth Twin Survey. IV. Confirming an 89 days; $m\; \sin \; i=10\; {M}_{\oplus }$ Planet Orbiting a Nearby Sun-like Star

NEID地球孪生星调查. IV. 验证一颗公转周期为89天、$m\; \sin \; i=10\; {M}_{\oplus }$的行星围绕一颗邻近太阳型恒星运行

The Astronomical Journal
IF0
2026-04-130
OAAI
Mark R. Giovinazzi; Evan Fitzmaurice; Arvind F. Gupta; Paul Robertson; Suvrath Mahadevan; Eric B. Ford; Jaime A. Alvarado-Montes; Chad F. Bender; Cullen H. Blake; Jiayin Dong; Rachel B. Fernandes; Samuel Halverson; Te Han; Shubham Kanodia; Daniel M. Krolikowski; Sarah E. Logsdon; Joe P. Ninan; Arpita Roy; Christian Schwab; Gudmundur Stefansson; Ryan C. Terrien; Jason T. Wright
GEMS JWST: Transmission Spectroscopy of TOI-5205b Reveals Significant Stellar Contamination and a Metal-poor Atmosphere

GEMS JWST: TOI-5205b的透射光谱学研究揭示了显著的主星污染和金属贫乏的大气层

The Astronomical Journal
IF0
2026-03-310
OAAI
Caleb I. Cañas; Jacob Lustig-Yaeger; Shang-Min Tsai; Simon Müller; Ravit Helled; Shubham Kanodia; Dana R. Louie; Giannina Guzmán Caloca; Peter Gao; Jessica Libby-Roberts; Kevin K. Hardegree-Ullman; Knicole D. Colón; Ian Czekala; Megan Delamer; Te Han; Andrea S.J. Lin; Suvrath Mahadevan; Erin M. May; Joe P. Ninan; Anjali A. A. Piette; Guðmundur Stefánsson; Kevin B. Stevenson; Johanna Teske; Nicole L. Wallack
Stellar and Orbital Characterization of Three Low Mass M Dwarf Binary Stars with Dynamical Spectroscopy from the Habitable Zone Planet Finder*

三颗低质量M型矮星双星在宜居带行星发现者*动态光谱学下的恒星和轨道特性表征

The Astronomical Journal
IF0
2026-02-270
OAAI
Suhani Surana; Chad F. Bender; Caleb I. Cañas; Daniel M. Krolikowski; William D. Cochran; Mark Everett; Arvind F. Gupta; Shubham Kanodia; Suvrath Mahadevan; Andrew Monson; Joe P. Ninan; Leonardo A. Paredes; Paul Robertson; Arpita Roy; Christian Schwab; Gudmundur Stefansson
Searching for GEMS: The Occurrence of Giant Planets Orbiting M Dwarfs within 100 pc

搜寻GEMS：距离100秒差距内围绕M矮星运行的巨行星的出现

The Astronomical Journal
IF0
2026-02-110
OAAI
Rowen I. Glusman; Caleb I. Cañas; Shubham Kanodia; Te Han; Rachel B. Fernandes; Guđmundur Stefánsson; Eric B. Ford; Marissa Maney; Andrew Monson; Andrew Hotnisky; Suvrath Mahadevan; Michael Rodruck; Kristo Ment; Andrew McWilliam; William D. Cochran; Knicole D. Colón; Mark R. Giovinazzi; Jaime A. Alvarado-Montes; Chad F. Bender; Cullen H. Blake; Alexandra Boone; Scott A. Diddams; Arvind F. Gupta; Samuel Halverson; Daniel Krolikowski; Andrea S.J. Lin; Joe P. Ninan; Paul Robertson; Arpita Roy; Christian Schwab; Ryan Terrien; Johanna Teske; Jason T. Wright
Hipparcos; Gaia; and Radial Velocities Reveal that the Radio-emitting F Star HD 220242 Has an M Dwarf Companion; a Likely Source of the Radio Emission*

Hipparcos; Gaia; 和径向速度揭示无线电发射F星HD 220242拥有一颗M矮星伴星；可能是无线电发射的来源*

The Astronomical Journal
IF0
2026-01-160
OAAI
Megan Delamer; Guđmundur Stefánsson; Suvrath Mahadevan; Caleb I. Cañas; Harish K. Vedantham; Arvind F. Gupta; Joseph R. Callingham; Juan Bautista Climent Oliver; William Cochran; Rachel B. Fernandes; Evan Fitzmaurice; Jose Carlos Guirado; Michael Hartmann; Artie P. Hatzes; Elise Koo; Jessica E. Libby-Roberts; Joe P. Ninan; Miguel Pérez- Torres; Paul Robertson; Arpita Roy; Christian Schwab
A Cold and Superpuffy Planet on a Prograde Orbit

一个冷且超级蓬松的行星，运行在顺行轨道上

The Astrophysical Journal Letters
IF0
2025-12-300
OAAI
Juan I. Espinoza-Retamal; Rafael Brahm; Cristobal Petrovich; Andrés Jordán; Thomas Henning; Trifon Trifonov; Joshua N. Winn; Erika Rea; Maximilian N. Günther; Abdelkrim Agabi; Philippe Bendjoya; Hareesh Bhaskar; François Bouchy; Márcio Catelan; Carolina Charalambous; Vincent Deloupy; George Dransfield; Jan Eberhardt; Néstor Espinoza; Alix V. Freckelton; Tristan Guillot; Melissa J. Hobson; Matías I. Jones; Monika Lendl; Djamel Mekarnia; Diego J. Muñoz; Louise D. Nielsen; Felipe I. Rojas; François-Xavier Schmider; Elyar Sedaghati; Guđmundur Stefánsson; Stephanie Striegel; Olga Suarez; Marcelo Tala Pinto; Mathilde Timmermans; Amaury H. M. J. Triaud; Stéphane Udry; Solène Ulmer-Moll; Carl Ziegler
Searching for GEMS: TOI-5349 b is a Saturn-like Planet Orbiting a Metal-rich Early M Dwarf

搜寻GEMS：TOI-5349 b是一颗围绕富金属早期M型矮星运行的土星型行星

The Astronomical Journal
IF0
2025-12-170
OAAI
Angeli Sandoval; Caleb I. Cañas; Shubham Kanodia; Knicole D. Colón; Andrew Monson; Alexander Larsen; Tera N. Swaby; Henry A. Kobulnicky; Philip I. Choi; Sage Santomenna; Pei Qin; Michael Rodruck; William D. Cochran; Nina Brown; Madison Brady; Andreas Seifahrt; Arvind F. Gupta; Jesus Higuera; Mark E. Everett; Zuri Barksdale; Ritvik Basant; Jacob L. Bean; Scott A. Diddams; Giannina Guzmán Caloca; Samuel Halverson; Jessica Libby-Roberts; Andrea S. J. Lin; Rafael Luque; Arpita Roy; Guđmundur Stefánsson
The NEID Earth Twin Survey. III. Survey Performance after Three Years on Sky

NEID地球孪生星巡天计划。III. 三年观测后的巡天性能

The Astronomical Journal
IF0
2025-10-100
OAAI
Arvind F. Gupta; Evan Fitzmaurice; Suvrath Mahadevan; Paul Robertson; Jacob K. Luhn; Jason T. Wright; Sarah E. Logsdon; Daniel M. Krolikowski; Leonardo A. Paredes; Chad F. Bender; Mark R. Giovinazzi; Andrea S.J. Lin; Cullen H. Blake; Caleb I. Cañas; Eric B. Ford; Samuel Halverson; Shubham Kanodia; Michael W. McElwain; Andrew Monson; Joe P. Ninan; Jayadev Rajagopal; Arpita Roy; Christian Schwab; Guðmundur Stefánsson; Ryan C. Terrien
Searching for GEMS: TOI-7149 b; an Inflated Giant Planet Causing a 12% Transit of a Fully Convective M-dwarf

搜索GEMS：TOI-7149 b；一颗导致完全对流M矮星发生12%凌日的膨胀巨行星

astronomical journal
IF0
2025-09-030
OA
Shubham Kanodia; Caleb I. Cañas; Suvrath Mahadevan; Andrea S.J. Lin; Henry A. Kobulnicky; Ian Karfs; Alexina Birkholz; Andrew Monson; Arvind F. Gupta; Mark Everett; Michael Rodruck; Rowen I. Glusman; Te Han; William D. Cochran; Chad F. Bender; Scott A. Diddams; Daniel Krolikowski; Samuel Halverson; Jessica Libby-Roberts; Joe P. Ninan; Paul Robertson; Arpita Roy; Christian Schwab; Gumundur Stefánsson
The Compositions of Rocky Planets in Close-in Orbits Tend to Be Earth-like

近轨道岩石行星的成分趋向于类地

astronomical journal
IF0
2025-07-230
PRE
Casey L. Brinkman; Lauren M. Weiss; Daniel Huber; Rena A. Lee; Jared Kolecki; Gwyneth Tenn; Jingwen Zhang; Suchitra Narayanan; Alex S. Polanski; Fei Dai; Jacob L. Bean; Corey Beard; Madison Brady; Max Brodheim; Matt Brown; Ashley Chontos; William Deich; Jerry Edelstein; Benjamin J. Fulton; Steven Giacalone; Steven R. Gibson; Gregory J. Gilbert; Samuel Halverson; Luke Handley; Grant M. Hill; Rae Holcomb; Bradford Holden; Aaron Householder; Andrew W. Howard; Howard Isaacson; Stephen Kaye; Russ R. Laher; Kyle Lanclos; J. M. Joel Ong; Joel Payne; Erik A. Petigura; Daria Pidhorodetska; Claire Poppett; Arpita Roy; Ryan Rubenzahl; Nicholas Saunders; Christian Schwab; Andreas Seifahrt; Abby P. Shaum; Martin M. Sirk; Chris Smith; Roger Smith; Guđmundur Stefánsson; Julian Stürmer; Jim Thorne; Emma V. Turtelboom; Dakotah Tyler; John Valliant; Judah Van Zandt; Josh Walawender; Samuel W. Yee; Sherry Yeh; Jon Zink
TOI-6324 b: An Earth-mass Ultra-short-period Planet Transiting a Nearby M Dwarf

TOI-6324 b：一颗环绕邻近M型矮星运行的地表质量超短周期行星

ASTROPHYSICAL JOURNAL LETTERS
IF11.7
2025-04-160
OA
Lee, Rena A.; Dai, Fei; Howard, Andrew W.; Halverson, Samuel; Gomez Barrientos, Jonathan; Greklek-McKeon, Michael; Knutson, Heather A.; Fulton, Benjamin J.; Stefansson, Gudmundur; Lubin, Jack; Isaacson, Howard; Brinkman, Casey L.; Saunders, Nicholas; Hey, Daniel; Huber, Daniel; Weiss, Lauren M.; Rogers, Leslie A.; Valencia, Diana; Plotnykov, Mykhaylo; Paragas, Kimberly; Hu, Renyu; Han, Te; Petigura, Erik A.; Rubenzahl, Ryan; Ciardi, David R.; Householder, Aaron; Gilbert, Gregory J.; Ong, J. M. Joel; Zhang, Jingwen; Luhn, Jacob; Handley, Luke; Beard, Corey; Giacalone, Steven; Holcomb, Rae; Van Zandt, Judah; Baker, Ashley D.; Brodheim, Max; Brown, Matt; Charbonneau, David; Collins, Karen A.; Crossfield, Ian J. M.; Deich, William; Dumusque, Xavier; Gibson, Steven R.; Gilbert, Emily; Hill, Grant M.; Holden, Bradford; Jenkins, Jon M.; Kaye, Stephen; Laher, Russ R.; Lanclos, Kyle; Levine, W. Garett; Payne, Joel; Polanski, Alex S.; O'Meara, John; Ricker, George R.; Rider, Kodi; Robertson, Paul; Roy, Arpita; Schlieder, Joshua E.; Schwab, Christian; Seager, Sara; Shaum, Abby P.; Sirk, Martin M.; Striegel, Stephanie; Teske, Johanna; Valliant, John; Vanderspek, Roland; Vasisht, Gautam; Walawender, Josh; Wang, Sharon Xuesong; Winn, Joshua N.; Wishnow, Edward; Yeh, Sherry
Sporadic radio pulses from a white dwarf binary at the orbital period (Mar, 10.1038/s41550-025-02491-0, 2025)

来自白矮星双星轨道周期（Mar, 10.1038/s41550-025-02491-0, 2025）的偶发无线电脉冲

NATURE ASTRONOMY
IF14.3
2025-04-010
OA
de Ruiter, I.; Rajwade, K. M.; Bassa, C. G.; Rowlinson, A.; Wijers, R. A. M. J.; Kilpatrick, C. D.; Stefansson, G.; Callingham, J. R.; Hessels, J. W. T.; Clarke, T. E.; Peters, W.; Wijnands, R. A. D.; Shimwell, T. W.; ter Veen, S.; Morello, V.; Zeimann, G. R.; Mahadevan, S.
The Super-puff WASP-193 b is on a Well-aligned Orbit

超级蓬松天体WASP-193 b处于一个高度对齐的轨道上。

ASTRONOMICAL JOURNAL
IF5.1
2025-03-250
OA
Yee, Samuel W.; Stefansson, Gudmundur; Thorngren, Daniel; Monson, Andy; Hartman, Joel D.; Charbonneau, David B.; Teske, Johanna K.; Butler, R. Paul; Crane, Jeffrey D.; Osip, David; Shectman, Stephen A.
Sporadic radio pulses from a white dwarf binary at the orbital period

白矮星双星在轨道周期内的偶发无线电脉冲

NATURE ASTRONOMY
IF14.3
2025-03-123
OA
de Ruiter, I.; Rajwade, K. M.; Bassa, C. G.; Rowlinson, A.; Wijers, R. A. M. J.; Kilpatrick, C. D.; Stefansson, G.; Callingham, J. R.; Hessels, J. W. T.; Clarke, T. E.; Peters, W.; Wijnands, R. A. D.; Shimwell, T. W.; ter Veen, S.; Morello, V.; Zeimann, G. R.; Mahadevan, S.
Searching for GEMS: TOI-5688 A b, a Low-density Giant Orbiting a High-metallicity Early M-dwarf
ASTRONOMICAL JOURNAL
IF5.1
2025-03-030
OA
Reji, Varghese; Kanodia, Shubham; Ninan, Joe P.; Canas, Caleb I.; Libby-Roberts, Jessica; Lin, Andrea S. J.; Gupta, Arvind F.; Swaby, Tera N.; Larsen, Alexander; Kobulnicky, Henry A.; Choi, Philip I.; Evans, Nez; Santomenna, Sage; Winnick, Isabelle; Yu, Larry; Alvarado-Montes, Jaime A.; Bender, Chad F.; Bernabo, Lia Marta; Blake, Cullen H.; Cochran, William D.; Diddams, Scott A.; Halverson, Samuel; Han, Te; Hearty, Fred; Logsdon, Sarah E.; Mahadevan, Suvrath; Mcelwain, Michael W.; Monson, Andrew; Robertson, Paul; Ojha, Devendra K.; Roy, Arpita; Schwab, Christian; Stefansson, Gudmundur; Wright, Jason
Gaia-4b and 5b: Radial Velocity Confirmation of Gaia Astrometric Orbital Solutions Reveal a Massive Planet and a Brown Dwarf Orbiting Low-mass Stars
ASTRONOMICAL JOURNAL
IF5.1
2025-02-040
OA
Stefansson, Gudmundur; Mahadevan, Suvrath; Winn, Joshua N.; Marcussen, Marcus L.; Kanodia, Shubham; Albrecht, Simon; Fitzmaurice, Evan; Mikulskyte, One; Canas, Caleb I.; Espinoza-Retamal, Juan I.; Zwart, Yiri; Krolikowski, Daniel M.; Hotnisky, Andrew; Robertson, Paul; Alvarado-Montes, Jaime A.; Bender, Chad F.; Blake, Cullen H.; Callingham, J. R.; Cochran, William D.; Delamer, Megan; Diddams, Scott A.; Dong, Jiayin; Fernandes, Rachel B.; Giovinazzi, Mark R.; Halverson, Samuel; Libby-Roberts, Jessica; Logsdon, Sarah E.; Mcelwain, Michael W.; Ninan, Joe P.; Rajagopal, Jayadev; Reji, Varghese; Roy, Arpita; Schwab, Christian; Wright, Jason T.
Jitter Across 15 yr: Leveraging Precise Photometry from Kepler and TESS to Extract Exoplanets from Radial Velocity Time Series
ASTRONOMICAL JOURNAL
IF5.1
2025-01-240
OA
Beard, Corey; Robertson, Paul; Lubin, Jack; Han, Te; Holcomb, Rae; Premnath, Pranav; Butler, R. Paul; Dalba, Paul A.; Holden, Brad; Blake, Cullen H.; Diddams, Scott A.; Gupta, Arvind F.; Halverson, Samuel; Krolikowski, Daniel M.; Li, Dan; Lin, Andrea S. J.; Logsdon, Sarah E.; Lubar, Emily; Mahadevan, Suvrath; Mcelwain, Michael W.; Ninan, Joe P.; Paredes, Leonardo A.; Roy, Arpita; Schwab, Christian; Stefansson, Gudmundur; Terrien, Ryan C.; Wright, Jason T.

研究方向

暂未获取到该数据
S
Suvrath Mahadevan
H 指数:40论文数:463被引数:1.9万
A
Arpita Roy
H 指数:33论文数:314被引数:5,069
S
Samuel Halverson
H 指数:23论文数:273被引数:3,104
P
Paul Robertson
H 指数:36论文数:342被引数:6,053
J
Joe P. Ninan
H 指数:22论文数:233被引数:8,431
S
Shubham Kanodia
H 指数:22论文数:165被引数:1,599
C
Chad F. Bender
H 指数:28论文数:221被引数:8,211
C
Christian Schwab
H 指数:27论文数:345被引数:3,064
C
Caleb I. Cañas
H 指数:19论文数:129被引数:2,099
R
Ryan C. Terrien
H 指数:23论文数:180被引数:3,746