Kapteyn c
From Infogalactic: the planetary knowledge core
| Exoplanet | List of exoplanets | |
|---|---|---|
| [[Image:|300px]] |
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| Parent star | ||
| Star | Kapteyn's star | |
| Right ascension | (α) | 05h 11m 40.58s |
| Declination | (δ) | +45° 01′ 06.3″ |
| Apparent magnitude | (mV) | 8.8 |
| Distance | 12.8 ly (3.92±0.01 pc) |
|
| Mass | (m) | 0.281±0.014 M☉ |
| Radius | (r) | 0.291±0.025 R☉ |
| Temperature | (T) | 3550±50 K |
| Metallicity | [Fe/H] | -0.89 |
| Age | 8.0±7.5 Gyr | |
| Physical characteristics | ||
| Mass | (m) | 7 M⊕ |
| Orbital elements | ||
| Semi-major axis | (a) | 0.311 AU |
| Discovery information | ||
| Discovery date | 2014 | |
| Discoverer(s) | ||
| Discovery method | Radial Velocity | |
| Discovery status | Published refereed article | |
| Other designations | ||
|
Kapteyn c; HIP 24186 c; 2MASS J05114046-4501051 c; TYC 8078-01749-1 c; IRAS 05100-4502 c; WISE J051146.81-450204.5 c; CPD-44 612 c; SAO 217223 c; GJ 191 c; VZ Pic c; Kapteyn's star c; LHS 29 c; HD 33793 c; CD-45 1841 c
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| Database references | ||
| Extrasolar Planets Encyclopaedia |
data | |
| SIMBAD | data | |
| Exoplanet Archive | data | |
| Open Exoplanet Catalogue | data | |
Kapteyn c is an exoplanet orbiting the nearby Red dwarf star Kapteyn's Star. It has a mass of about ≥7.0M⊕, a semimajor axis of ~0.311AU and an orbital eccentricity of 0.23±0.1. It is beyond the host star's habitable zone.[3][4] It has been described by its discoverers as a cold Super-Earth.[5]
References
- ↑ Lua error in package.lua at line 80: module 'strict' not found.
- ↑ Lua error in package.lua at line 80: module 'strict' not found.
- ↑ David Dickinson, Discovered: Two New Planets for Kapteyn’s Star (June 4, 2014).
- ↑ Kapteyn's Star at SolStations.com.
- ↑ Guillem Anglada-Escudé, Pamela Arriagada, Mikko Tuomi, Mathias Zechmeister, James S. Jenkins, Aviv Ofir, Stefan Dreizler, Enrico Gerlach, Chris J. Marvin, Ansgar Reiners, Sandra V. Jeffers, R. Paul Butler, Steven S. Vogt, Pedro J. Amado, Cristina Rodríguez-López, Zaira M. Berdiñas, Julian Morin, Jeff D. Crane, Stephen A. Shectman, Ian B. Thompson, Matías Díaz, Eugenio Rivera, Luis F. Sarmiento, Hugh R.A. Jones, Two planets around Kapteyn's star : a cold and a temperate super-Earth orbiting the nearest halo red-dwarf.(Cornell University 3 June 2014).
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