TOI-5678 b
| Discovery[1] | |
|---|---|
| Discovered by | Planet Hunters team (TESS) |
| Discovery date | 2023 |
| Transit | |
| Orbital characteristics[1] | |
| 47.7 d | |
| Inclination | 89.83 (± 0.12) ° |
| Star | TOI-5678 |
| Physical characteristics[1] | |
| 0.438±0.0071 RJ | |
| Mass | 20±4 M🜨 |
| Temperature | 513±8 K |
TOI-5678 b is a Neptune-like exoplanet, located 539 light-years away, that orbits a G-type star. It was found in 2023,[2] located in the constellation Pegasus.
Characteristics
Mass and Radius
TOI-5678 b was discovered using the transit method. TOI-5678 b has a mass of 0.063±0.013 MJ or 20.0 M🜨 and a radius of 0.438±0.0071 RJ or 4.9 R🜨.[3]
Orbit
TOI-5678 b has a significantly shorter orbital period than Earth. The exoplanet has an orbital period of 48 days.
Host star
The host star of TOI-5678 b is TOI-5678.
The star is a G-type star and is not visible with the unaided eye from Earth. The star has 91% of the Sun's mass.[4]
See also
References
- ^ a b c Ulmer-Moll, S.; Osborn, H. P.; Tuson, A.; Egger, J. A.; Lendl, M.; Maxted, P.; Bekkelien, A.; Simon, A. E.; Olofsson, G.; Adibekyan, V.; Alibert, Y.; Bonfanti, A.; Bouchy, F.; Brandeker, A.; Fridlund, M.; Gandolfi, D.; Mordasini, C.; Persson, C. M.; Salmon, S.; Serrano, L. M.; Sousa, S. G.; Wilson, T. G.; Rieder, M.; Hasiba, J.; Asquier, J.; Sicilia, D.; Walter, I.; Alonso, R.; Anglada, G.; Navascues, D. Barrado y; Barros, S. C. C.; Baumjohann, W.; Beck, M.; Beck, T.; Benz, W.; Billot, N.; Bonfils, X.; Borsato, L.; Broeg, C.; Bárczy, T.; Cabrera, J.; Charnoz, S.; Cointepas, M.; Cameron, A. Collier; Csizmadia, Sz; Cubillos, P. E.; Davies, M. B.; Deleuil, M.; Deline, A.; Delrez, L.; Demangeon, O. D. S.; Demory, B.-O.; Dumusque, X.; Ehrenreich, D.; Eisner, N. L.; Erikson, A.; Fortier, A.; Fossati, L.; Gillon, M.; Grieves, N.; Güdel, M.; Hagelberg, J.; Helled, R.; Hoyer, S.; Isaak, K. G.; Kiss, L. L.; Laskar, J.; Etangs, A. Lecavelier des; Lovis, C.; Magrin, D.; Nascimbeni, V.; Otegi, J.; Ottensammer, R.; Pagano, I.; Pallé, E.; Peter, G.; Piotto, G.; Pollacco, D.; Psaridi, A.; Queloz, D.; Ragazzoni, R.; Rando, N.; Rauer, H.; Ribas, I.; Santos, N. C.; Scandariato, G.; Smith, A. M. S.; Steller, M.; Szabó, G. M.; Ségransan, D.; Thomas, N.; Udry, S.; Van Grootel, V.; Venturini, J.; Walton, N. A. (June 1, 2023). "TOI-5678 b: A 48-day transiting Neptune-mass planet characterized with CHEOPS and HARPS". Astronomy & Astrophysics. 674: A43. arXiv:2306.04295. Bibcode:2023A&A...674A..43U. doi:10.1051/0004-6361/202245478. S2CID 259095853.
- ^ "Exoplanet-catalog". Exoplanet Exploration: Planets Beyond our Solar System.
- ^ "The Extrasolar Planet Encyclopaedia — TOI-5678 b". Extrasolar Planets Encyclopaedia.
- ^ "★ TOI 5678". Stellar Catalog.
