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Star in the constellation Fornax From Wikipedia, the free encyclopedia
Eta2 Fornacis (η2 Fornacis) is an orange giant in the constellation of Fornax. The star has a spectral type of K0III and an apparent magnitude of 6.02. The star is visually close to, but unrelated with the similar stars η1 Fornacis and η3 Fornacis.[4] The star is located at approximately 425 light years away, and forms a visual binary system with a 10th magnitude companion.[6]
Observation data Epoch J2000.0 Equinox J2000.0 (ICRS) | |
---|---|
Constellation | Fornax |
Right ascension | 02h 50m 14.7837s[1] |
Declination | −35° 50′ 37.023″[1] |
Apparent magnitude (V) | 5.47[2] |
Characteristics | |
Evolutionary stage | giant |
Spectral type | K0III[3] |
B−V color index | 0.9[4] |
Astrometry | |
Radial velocity (Rv) | 17.30±0.76[1] km/s |
Proper motion (μ) | RA: +51.003[1] mas/yr Dec.: +18.217[1] mas/yr |
Parallax (π) | 7.6745 ± 0.1512 mas[1] |
Distance | 425 ± 8 ly (130 ± 3 pc) |
Details | |
Mass | 2.9[1] M☉ |
Radius | 9.4[1] R☉ |
Luminosity | 72[1] L☉ |
Surface gravity (log g) | 2.76[1] cgs |
Temperature | 5,061[1] K |
Age | 414[1] Myr |
Other designations | |
Database references | |
SIMBAD | data |
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