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HADES RV Programme with HARPS-N at TNG

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Detailed stellar activity analysis and modelling of GJ 832

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A Jupiter Analog Orbiting The Nearby M Dwarf GJ 463

Michael Endl, Paul Robertson, William D. Cochran, Phillip J. MacQueen, Brendan P. Bowler, Kyle E. Franson, Rae Holcomb, Corey Beard, Howard Isaacson, Andrew W. Howard and Jack Lubin
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Magnitude-squared Coherence: A Powerful Tool for Disentangling Doppler Planet Discoveries from Stellar Activity

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HORuS transmission spectroscopy and revised planetary parameters of KELT-7 b

H M Tabernero, M R Zapatero Osorio, C Allende Prieto, E González-Álvarez, J Sanz-Forcada, A López-Gallifa, D Montes, C del Burgo, J I González Hernández and R Rebolo
Monthly Notices of the Royal Astronomical Society 515 (1) 1247 (2022)
https://doi.org/10.1093/mnras/stac1759

Relationship between Ca and Hα chromospheric emission in F-G-K stars: Indication of stellar filaments?

N. Meunier, M. Kretzschmar, R. Gravet, L. Mignon and X Delfosse
Astronomy & Astrophysics 658 A57 (2022)
https://doi.org/10.1051/0004-6361/202142120

The CARMENES search for exoplanets around M dwarfs

D. Kossakowski, M. Kürster, Th Henning, T. Trifonov, J. A. Caballero, M. Lafarga, F. F Bauer, S. Stock, J. Kemmer, S. V. Jeffers, P. J. Amado, M. Pérez-Torres, V. J. S. Béjar, M. Cortés-Contreras, I. Ribas, A. Reiners, A. Quirrenbach, J. Aceituno, D. Baroch, C. Cifuentes, S. Dreizler, A. Hatzes, A. Kaminski, D. Montes, J. C. Morales, et al.
Astronomy & Astrophysics 666 A143 (2022)
https://doi.org/10.1051/0004-6361/202243773

One year of AU Mic with HARPS – II. Stellar activity and star–planet interaction

Baptiste Klein, Norbert Zicher, Robert D Kavanagh, Louise D Nielsen, Suzanne Aigrain, Aline A Vidotto, Oscar Barragán, Antoine Strugarek, Belinda Nicholson, Jean-François Donati and Jérôme Bouvier
Monthly Notices of the Royal Astronomical Society 512 (4) 5067 (2022)
https://doi.org/10.1093/mnras/stac761

Confirmation of the Long-period Planet Orbiting Gliese 411 and the Detection of a New Planet Candidate

Spencer A. Hurt, Benjamin Fulton, Howard Isaacson, Lee J. Rosenthal, Andrew W. Howard, Lauren M. Weiss and Erik A. Petigura
The Astronomical Journal 163 (5) 218 (2022)
https://doi.org/10.3847/1538-3881/ac5c47

Optimising the Hα index for the identification of activity signals in FGK stars

J. Gomes da Silva, A. Bensabat, T. Monteiro and N. C. Santos
Astronomy & Astrophysics 668 A174 (2022)
https://doi.org/10.1051/0004-6361/202244595

A hot mini-Neptune in the radius valley orbiting solar analogue HD 110113

H P Osborn, D J Armstrong, V Adibekyan, et al.
Monthly Notices of the Royal Astronomical Society 502 (4) 4842 (2021)
https://doi.org/10.1093/mnras/stab182

The surface magnetic activity of the weak-line T Tauri stars TWA 7 and TWA 25

B A Nicholson, G Hussain, J-F Donati, D Wright, C P Folsom, R Wittenmyer, J Okumura and B D Carter
Monthly Notices of the Royal Astronomical Society 504 (2) 2461 (2021)
https://doi.org/10.1093/mnras/stab879

Semiempirical Modeling of the Atmospheres of the M Dwarf Exoplanet Hosts GJ 832 and GJ 581

Dennis Tilipman, Mariela Vieytes, Jeffrey L. Linsky, Andrea P. Buccino and Kevin France
The Astrophysical Journal 909 (1) 61 (2021)
https://doi.org/10.3847/1538-4357/abd62f

A Gaussian Process Regression Reveals No Evidence for Planets Orbiting Kapteyn’s Star

Anna Bortle, Hallie Fausey, Jinbiao Ji, Sarah Dodson-Robinson, Victor Ramirez Delgado and John Gizis
The Astronomical Journal 161 (5) 230 (2021)
https://doi.org/10.3847/1538-3881/abec89

The Magellan-TESS Survey. I. Survey Description and Midsurvey Results* †

Johanna Teske, Sharon Xuesong Wang, Angie Wolfgang, Tianjun Gan, Mykhaylo Plotnykov, David J. Armstrong, R. Paul Butler, Bryson Cale, Jeffrey D. Crane, Ward Howard, Eric L. N. Jensen, Nicholas Law, Stephen A. Shectman, Peter Plavchan, Diana Valencia, Andrew Vanderburg, George R. Ricker, Roland Vanderspek, David W. Latham, Sara Seager, Joshua N. Winn, Jon M. Jenkins, Vardan Adibekyan, David Barrado, Susana C. C. Barros, et al.
The Astrophysical Journal Supplement Series 256 (2) 33 (2021)
https://doi.org/10.3847/1538-4365/ac0f0a

Investigating the young AU Mic system with SPIRou: large-scale stellar magnetic field and close-in planet mass

Baptiste Klein, Jean-François Donati, Claire Moutou, et al.
Monthly Notices of the Royal Astronomical Society 502 (1) 188 (2021)
https://doi.org/10.1093/mnras/staa3702

A Collage of Small Planets from the Lick–Carnegie Exoplanet Survey: Exploring the Super-Earth and Sub-Neptune Mass Regime*

Jennifer Burt, Fabo Feng, Bradford Holden, Eric E. Mamajek, Chelsea X. Huang, Mickey M. Rosenthal, Songhu Wang, R. Paul Butler, Steven S. Vogt, Gregory Laughlin, Gregory W. Henry, Johanna K. Teske, Sharon X. Wang, Jeffrey D. Crane and Steve A. Shectman
The Astronomical Journal 161 (1) 10 (2021)
https://doi.org/10.3847/1538-3881/abc2d0

A photospheric and chromospheric activity analysis of the quiescent retrograde-planet host ν Octantis A

D J Ramm, P Robertson, S Reffert, et al.
Monthly Notices of the Royal Astronomical Society 502 (2) 2793 (2021)
https://doi.org/10.1093/mnras/stab078

The Habitable-zone Planet Finder Detects a Terrestrial-mass Planet Candidate Closely Orbiting Gliese 1151: The Likely Source of Coherent Low-frequency Radio Emission from an Inactive Star

Suvrath Mahadevan, Gudmundur Stefánsson, Paul Robertson, Ryan C. Terrien, Joe P. Ninan, Rae J. Holcomb, Samuel Halverson, William D. Cochran, Shubham Kanodia, Lawrence W. Ramsey, Alexander Wolszczan, Michael Endl, Chad F. Bender, Scott A. Diddams, Connor Fredrick, Fred Hearty, Andrew Monson, Andrew J. Metcalf, Arpita Roy and Christian Schwab
The Astrophysical Journal Letters 919 (1) L9 (2021)
https://doi.org/10.3847/2041-8213/abe2b2

Revisiting the HD 21749 planetary system with stellar activity modelling

Tianjun Gan, Sharon Xuesong Wang, Johanna K Teske, Shude Mao, Ward S Howard, Nicholas M Law, Natasha E Batalha, Andrew Vanderburg, Diana Dragomir, Chelsea X Huang, Fabo Feng, R Paul Butler, Jeffrey D Crane, Stephen A Shectman, Yuri Beletsky, Avi Shporer, Benjamin T Montet, Jennifer A Burt, Adina D Feinstein, Erin Flowers, Sangeetha Nandakumar, Mauro Barbieri, Hank Corbett, Jeffrey K Ratzloff, Nathan Galliher, et al.
Monthly Notices of the Royal Astronomical Society 501 (4) 6042 (2021)
https://doi.org/10.1093/mnras/staa3886

An unusually low density ultra-short period super-Earth and three mini-Neptunes around the old star TOI-561

G Lacedelli, L Malavolta, L Borsato, G Piotto, D Nardiello, A Mortier, M Stalport, A Collier Cameron, E Poretti, L A Buchhave, M López-Morales, V Nascimbeni, T G Wilson, S Udry, D W Latham, A S Bonomo, M Damasso, X Dumusque, J M Jenkins, C Lovis, K Rice, D Sasselov, J N Winn, G Andreuzzi, R Cosentino, et al.
Monthly Notices of the Royal Astronomical Society 501 (3) 4148 (2021)
https://doi.org/10.1093/mnras/staa3728

A Transiting Warm Giant Planet around the Young Active Star TOI-201

Melissa J. Hobson, Rafael Brahm, Andrés Jordán, Nestor Espinoza, Diana Kossakowski, Thomas Henning, Felipe Rojas, Martin Schlecker, Paula Sarkis, Trifon Trifonov, Daniel Thorngren, Avraham Binnenfeld, Sahar Shahaf, Shay Zucker, George R. Ricker, David W. Latham, S. Seager, Joshua N. Winn, Jon M. Jenkins, Brett Addison, François Bouchy, Brendan P. Bowler, Joshua T. Briegal, Edward M. Bryant, Karen A. Collins, et al.
The Astronomical Journal 161 (5) 235 (2021)
https://doi.org/10.3847/1538-3881/abeaa1

Rapid contraction of giant planets orbiting the 20-million-year-old star V1298 Tau

A. Suárez Mascareño, M. Damasso, N. Lodieu, A. Sozzetti, V. J. S. Béjar, S. Benatti, M. R. Zapatero Osorio, G. Micela, R. Rebolo, S. Desidera, F. Murgas, R. Claudi, J. I. González Hernández, L. Malavolta, C. del Burgo, V. D’Orazi, P. J. Amado, D. Locci, H. M. Tabernero, F. Marzari, D. S. Aguado, D. Turrini, C. Cardona Guillén, B. Toledo-Padrón, A. Maggio, et al.
Nature Astronomy 6 (2) 232 (2021)
https://doi.org/10.1038/s41550-021-01533-7

The magnetic fields and stellar winds of the mature late F-stars: β Virginis and θ Draconis

J M Seach, S C Marsden, B D Carter, D Evensberget, C P Folsom, C Neiner and M W Mengel
Monthly Notices of the Royal Astronomical Society 509 (4) 5117 (2021)
https://doi.org/10.1093/mnras/stab3289

Stellar chromospheric activity of 1674 FGK stars from the AMBRE-HARPS sample

J. Gomes da Silva, N. C. Santos, V. Adibekyan, et al.
Astronomy & Astrophysics 646 A77 (2021)
https://doi.org/10.1051/0004-6361/202039765

A super-Earth on a close-in orbit around the M1V star GJ 740

B. Toledo-Padrón, A. Suárez Mascareño, J. I. González Hernández, et al.
Astronomy & Astrophysics 648 A20 (2021)
https://doi.org/10.1051/0004-6361/202040099

HADES RV programme with HARPS-N at TNG

J. Maldonado, A. Petralia, M. Damasso, M. Pinamonti, G. Scandariato, E. González-Álvarez, L. Affer, G. Micela, A. F. Lanza, G. Leto, E. Poretti, A. Sozzetti, M. Perger, P. Giacobbe, R. Zanmar Sánchez, A. Maggio, J. I. González Hernández, R. Rebolo, I. Ribas, A. Suárez-Mascareño, B. Toledo-Padrón, A. Bignamini, E. Molinari, E. Covino, R. Claudi, et al.
Astronomy & Astrophysics 651 A93 (2021)
https://doi.org/10.1051/0004-6361/202141141

The GAPS Programme at TNG

M. Damasso, A. F. Lanza, S. Benatti, V. M. Rajpaul, M. Mallonn, S. Desidera, K. Biazzo, V. D’Orazi, L. Malavolta, D. Nardiello, M. Rainer, F. Borsa, L. Affer, A. Bignamini, A. S. Bonomo, I. Carleo, R. Claudi, R. Cosentino, E. Covino, P. Giacobbe, R. Gratton, A. Harutyunyan, C. Knapic, G. Leto, A. Maggio, et al.
Astronomy & Astrophysics 642 A133 (2020)
https://doi.org/10.1051/0004-6361/202038864

A Highly Eccentric Warm Jupiter Orbiting TIC 237913194

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, et al.
The Astronomical Journal 160 (6) 275 (2020)
https://doi.org/10.3847/1538-3881/abbe03

The large-scale magnetic field of Proxima Centauri near activity maximum

Baptiste Klein, Jean-François Donati, Élodie M Hébrard, et al.
Monthly Notices of the Royal Astronomical Society 500 (2) 1844 (2020)
https://doi.org/10.1093/mnras/staa3396

Detection of Na, K, and Hα absorption in the atmosphere of WASP-52b using ESPRESSO

G. Chen, N. Casasayas-Barris, E. Pallé, et al.
Astronomy & Astrophysics 635 A171 (2020)
https://doi.org/10.1051/0004-6361/201936986

FIESTA – disentangling stellar variability from exoplanets in the Fourier domain

J Zhao and C G Tinney
Monthly Notices of the Royal Astronomical Society 491 (3) 4131 (2020)
https://doi.org/10.1093/mnras/stz3254

K2-111: an old system with two planets in near-resonance†

A Mortier, M R Zapatero Osorio, L Malavolta, et al.
Monthly Notices of the Royal Astronomical Society 499 (4) 5004 (2020)
https://doi.org/10.1093/mnras/staa3144

Radial-velocity search and statistical studies for short-period planets in the Pleiades open cluster

Takuya Takarada, Bun’ei Sato, Masashi Omiya, Yasunori Hori and Michiko S Fujii
Publications of the Astronomical Society of Japan 72 (6) (2020)
https://doi.org/10.1093/pasj/psaa105

Activity and differential rotation of the early M dwarf Kepler-45 from transit mapping

S M Zaleski, A Valio, B D Carter and S C Marsden
Monthly Notices of the Royal Astronomical Society 492 (4) 5141 (2020)
https://doi.org/10.1093/mnras/staa103

The Young Planet DS Tuc Ab Has a Low Obliquity*

Benjamin T. Montet, Adina D. Feinstein, Rodrigo Luger, Megan E. Bedell, Michael A. Gully-Santiago, Johanna K. Teske, Sharon Xuesong Wang, R. Paul Butler, Erin Flowers, Stephen A. Shectman, Jeffrey D. Crane and Ian B. Thompson
The Astronomical Journal 159 (3) 112 (2020)
https://doi.org/10.3847/1538-3881/ab6d6d

Activity and telluric contamination in HARPS observations of Alpha Centauri B

M Lisogorskyi, H R A Jones and F Feng
Monthly Notices of the Royal Astronomical Society 485 (4) 4804 (2019)
https://doi.org/10.1093/mnras/stz694

Temporal evolution and correlations of optical activity indicators measured in Sun-as-a-star observations

J. Maldonado, D. F. Phillips, X. Dumusque, et al.
Astronomy & Astrophysics 627 A118 (2019)
https://doi.org/10.1051/0004-6361/201935233

Predicting the Extreme Ultraviolet Radiation Environment of Exoplanets around Low-mass Stars: GJ 832, GJ 176, and GJ 436

Sarah Peacock, Travis Barman, Evgenya L. Shkolnik, Peter H. Hauschildt, E. Baron and Birgit Fuhrmeister
The Astrophysical Journal 886 (2) 77 (2019)
https://doi.org/10.3847/1538-4357/ab4f6f