Kepler-445c
Exoplanet | List of exoplanets
| |||||
---|---|---|---|---|---|---|
Parent star | ||||||
Star | Kepler-445 | |||||
Constellation | Cygnus[1] | |||||
Right ascension | (α) | 19h 54m 56.65s | ||||
Declination | (δ) | +46° 29′ 54.8″ | ||||
Mass | (m) | 0.18±0.04 M☉ | ||||
Radius | (r) | 0.21±0.03 R☉ | ||||
Temperature | (T) | 3157±60 K | ||||
Metallicity | [Fe/H] | 0.27±0.13 | ||||
Physical characteristics | ||||||
Radius | (r) | 2.51 R⊕ | ||||
Temperature | (T) | 362 K (89 °C; 192 °F) [2] | ||||
Orbital elements | ||||||
Semi-major axis | (a) | 0.033427[3] AU | ||||
Eccentricity | (e) | 0 | ||||
Orbital period | (P) | 4.871229±0.000011 d | ||||
Inclination | (i) | 89.91° | ||||
Discovery information | ||||||
Discovery date | 2015 | |||||
Discoverer(s) | ||||||
Discovery method | Transit | |||||
Discovery site | Kepler Space Observatory | |||||
Discovery status | Confirmed[4] |
Kepler-445c is an exoplanet orbiting the Red dwarf star Kepler-445 every 5 days in the inner edge of the circumstellar habitable zone.[5] PHL has currently not assessed the planet for Habitability.[6]
Physical Features
Earth | Kepler-445c |
---|---|
With a radius of 2.5R⊕ it is likely a Water world or even a Mini-Neptune if gaseous. Due to its high radius it would have to have a mass of 15.9M⊕ According to the PHL exoplanet density calculator to have a density similar of that of the Earth.
References
- ↑ Roman, Nancy G. (1987). "Identification of a Constellation From a Position". Publications of the Astronomical Society of the Pacific. 99 (617): 695–699. Bibcode:1987PASP...99..695R. doi:10.1086/132034. Vizier query form
- ↑ http://exoplanetarchive.ipac.caltech.edu/cgi-bin/TblView/nph-tblView?app=ExoTbls&config=cumulative&constraint=koi_pdisposition+like+%27CANDIDATE%27
- ↑ http://phl.upr.edu/projects/habitable-exoplanets-catalog/calculators
- ↑ Muirhead, Philip S.; et al. (2015). "Kepler-445,kepler-446 and the Occurrence of Compact Multiples Orbiting Mid-M Dwarf Stars". The Astrophysical Journal. 801 (1). 18. arXiv:1501.01305. Bibcode:2015ApJ...801...18M. doi:10.1088/0004-637X/801/1/18.
- ↑ http://exoplanetarchive.ipac.caltech.edu/cgi-bin/DisplayOverview/nph-DisplayOverview?objname=Kepler-445+c&type=CONFIRMED_PLANET
- ↑ http://phl.upr.edu/projects/habitable-exoplanets-catalog
This article is issued from
Wikipedia.
The text is licensed under Creative Commons - Attribution - Sharealike.
Additional terms may apply for the media files.