Astronomy:Kepler-371
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Short description: Star in the constellation Cygnus
| Observation data Equinox J2000.0]] (ICRS) | |
|---|---|
| Constellation | Cygnus |
| Right ascension | 19h 29m 18.3514s[1] |
| Declination | +38° 39′ 27.2724″[1] |
| Astrometry | |
| Proper motion (μ) | RA: 3.519±0.028 mas/yr Dec.: −7.331±0.030 mas/yr |
| Parallax (π) | 1.2011 ± 0.0186[1] mas |
| Distance | 2,720 ± 40 ly (830 ± 10 pc) |
| Details[2] | |
| Mass | 0.93 ± 0.05 M☉ |
| Radius | 0.95+0.08 −0.10 R☉ |
| Surface gravity (log g) | 4.46+0.10 −0.07 cgs |
| Temperature | 5759+70 −87 K |
| Metallicity [Fe/H] | −0.20+0.12 −0.13 dex |
| Age | 5.5 Gyr |
| Other designations | |
| Database references | |
| SIMBAD | data |
| Exoplanet Archive | data |
Kepler-371 (also known as KOI-2194 or KIC 3548044) is a star some 2,720 ly away from the Earth.[1] It hosts a multi planetary system consisting of 2 confirmed Super-Earths, as well as 1 unconfirmed Near-Earth sized exoplanet in its habitable zone.[4]
| Companion (in order from star) |
Mass | Semimajor axis (AU) |
Orbital period (days) |
Eccentricity | Inclination | Radius |
|---|---|---|---|---|---|---|
| b | — | 0.2 | 34.763278±0.000351 | 0 | 89.95° | 1.89 R⊕ |
| c | — | 0.313 | 67.968015 | 0 | 89.95° | 1.78 R⊕ |
| d (unconfirmed) | — | — | — | — | — | — |
References
- ↑ 1.0 1.1 1.2 1.3 Brown, A. G. A. (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics 616: A1. doi:10.1051/0004-6361/201833051. Bibcode: 2018A&A...616A...1G. Gaia DR2 record for this source at VizieR.
- ↑ Morton, Timothy D. et al. (2016). "False Positive Probabilities for Allkeplerobjects of Interest: 1284 Newly Validated Planets and 428 Likely False Positives". The Astrophysical Journal 822 (2): 86. doi:10.3847/0004-637X/822/2/86. Bibcode: 2016ApJ...822...86M.
- ↑ "Kepler-371". SIMBAD. Centre de données astronomiques de Strasbourg. http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-371.
- ↑ "Kepler Host Overview Page.". http://exoplanetarchive.ipac.caltech.edu/cgi-bin/DisplayOverview/nph-DisplayOverview?objname=Kepler-371&type=KEPLER_HOST.
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