HD 207897 b: A dense sub-Neptune transiting a nearby and bright K-type star

N. Heidari (1) , I. Boisse (1) , J. Orell-Miquel , G. Hébrard (2, 3) , L. Acu Na , N. C. Hara (4) , J. Lillo-Box (5) , J. D. Eastman , L. Arnold (6) , N. Astudillo-Defru (7) , V. Adibekyan (8, 9) , A. Bieryla (10) , X. Bonfils (11) , F. Bouchy (1) , T. Barclay (12) , C. E. Brasseur , S. Borgniet (13) , V. Bourrier (14) , L. Buchhave (15) , A. Behmard , C. Beard , N. M. Batalha , B. Courcol (1) , P. Cortés-Zuleta (1) , K. Collins (16) , A. Carmona (11) , I. J. M. Crossfield , A. Chontos , X. Delfosse (11) , S. Dalal (3) , M. Deleuil (1) , O. D. S. Demangeon (17) , R. F. Díaz (1) , X. Dumusque (14) , T. Daylan , D. Dragomir (18) , E. Delgado Mena , C. Dressing , F. Dai , P. A. Dalba (19) , D. Ehrenreich (14) , T. Forveille (11) , B. Fulton (20) , T. Fetherolf , G. Gaisné , S. Giacalone , N. Riazi , S. Hoyer (1) , M. J. Hobson (1) , A. W. Howard , D. Huber , M. L. Hill , L. A. Hirsch , H. Isaacson , J. Jenkins (21) , S. R. Kane , F. Kiefer (3) , R. Luque (22, 23) , D. W. Latham (24) , J. Lubin , T. Lopez (1) , O. Mousis (1) , C. Moutou (25) , G. Montagnier (2, 3) , L. Mignon , A. Mayo , T. Močnik , J. M. A. Murphy (26) , E. Palle (27, 28) , F. Pepe (14) , E. A. Petigura , J. Rey , G. Ricker (29) , P. Robertson , A. Roy , R. A. Rubenzahl , L. J. Rosenthal , A. Santerne (1) , N. C. Santos (17, 9) , S. G. Sousa (17) , K. G. Stassun (30) , M. Stalport (14) , N. Scarsdale , P. A. Strøm (3) , S. Seager (29) , D. Segransan (14) , P. Tenenbaum (31) , R. Tronsgaard , S. Udry (14) , R. Vanderspek (29) , F. Vakili (32) , J. Winn (33) , L. M. Weiss (34)

1 LAM - Laboratoire d'Astrophysique de Marseille
2 OHP - Observatoire de Haute-Provence
3 IAP - Institut d'Astrophysique de Paris
4 Geneva Observatory
5 ESO - European Southern Observatory
6 CFHT - Canada-France-Hawaii Telescope Corporation
7 DMFA - Departamento de Matemática y Fı́sica Aplicadas [Concepcion]
8 University of St Andrews [Scotland]
9 Faculdade de Ciências [Lisboa]
10 SwRI Planetary Science Directorate [Boulder]
11 IPAG - Institut de Planétologie et d'Astrophysique de Grenoble
12 ARC-CREST - NASA Ames Research Center Cooperative for Research in Earth Science in Technology
13 LESIA (UMR_8109) - Laboratoire d'études spatiales et d'instrumentation en astrophysique
14 ObsGE - Observatoire Astronomique de l'Université de Genève
15 DTU Space - National Space Institute [Lyngby]
16 SETI Institute
17 IASTRO - Instituto de Astrofísica e Ciências do Espaço
18 MIT Kavli Institute for Astrophysics and Space Research
19 Department of Astronomy, University of California
20 Genome Sequencing Center
21 UCHILE - Universidad de Chile = University of Chile [Santiago]
22 Departamento de Quimica Inorganica e Ingenieria Quimica (Cordoba, Spain)
23 RUDN - Peoples Friendship University of Russia [RUDN University]
24 Center for Astrophysics (emeritus), Harvard-Smithsonian, Cambridge, MA, USA
25 IRAP - Institut de recherche en astrophysique et planétologie
26 LDAR (EA_4434) - Laboratoire de Didactique André Revuz
27 IAC - Instituto de Astrofisica de Canarias
28 ULL - Universidad de La Laguna [Tenerife - SP]
29 MIT - Massachusetts Institute of Technology
30 Vanderbilt University [Nashville]
31 SLAC - SLAC National Accelerator Laboratory
32 LAGRANGE - Joseph Louis LAGRANGE
33 Peyton Hall
34 Clarient Pathology Services

Keywords: Astrophysics - Earth and Planetary Astrophysics

Domains: Physics [physics]; Astrophysics [astro-ph]; Earth and Planetary Astrophysics [astro-ph.EP]

N. Heidari, I. Boisse, J. Orell-Miquel, G. Hébrard, L. Acu Na, et al.. HD 207897 b: A dense sub-Neptune transiting a nearby and bright K-type star. aap, 2022, 658, pp.A176. ⟨10.1051/0004-6361/20214142910.48550/arXiv.2110.08597⟩. ⟨hal-03953785⟩