Aldebaran b
From Wikipedia, the free encyclopedia
Extrasolar planet | List of extrasolar planets | |
---|---|---|
Parent star | ||
Star | Aldebaran A | |
Constellation | Taurus | |
Right ascension | (α) | 04h 35m 55.2s |
Declination | (δ) | +16° 30′ 33″ |
Distance | 65 ly (20 pc) | |
Spectral type | K5III | |
Orbital elements | ||
Semimajor axis | (a) | 1.35 AU |
Eccentricity | (e) | 0.182 |
Orbital period | (P) | 653.8 d |
Physical characteristics | ||
Mass | (m) | 11 MJ |
Discovery information | ||
Discovery date | 1997 | |
Discoverer(s) | Hatzes et al. | |
Detection method | Doppler Spectroscopy | |
Discovery status | Doubtful | |
Other designations | ||
Alpha Tauri (A)b, 87 Tauri (A)b, HD 29139 (A)b
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Aldebaran b, occasionally known as Aldebaran Ab, is an unconfirmed object approximately 65 light-years away in the constellation of Taurus. Aldebaran b is thought to be either an extrasolar planet or a brown dwarf star.
[edit] External links
- Aldebaran b. Extrasolar Visions. Retrieved on 2008-06-09.
- Aldebaran 2. SolStation. Retrieved on 2008-06-09.