Tau1 Capricorni
| Observation data ICRS )
| |
|---|---|
| Constellation | Capricornus |
| Right ascension | 20h 37m 21.20s[1] |
| Declination | −15° 08′ 50.4″[1] |
| Apparent magnitude (V) | +6.76[2] |
| Characteristics | |
| Spectral type | K1 III[3] |
| U−B color index | +1.23[4] |
| B−V color index | +1.26[4] |
| Absolute magnitude (MV) | −0.27[2] |
| Details | |
dex | |
HIP 101751, SAO 163740 | |
| Database references | |
| SIMBAD | data |
Tau1 Capricorni (τ1 Cap, τ1 Capricorni) is a
light years from Earth,[1] the star is receding with a heliocentric radial velocity of 18.5 km/s.[5] Due to its location near the ecliptic, τ1 Cap can be occulted by the Moon and rarely planets.[8]
τ1 Capricorni has a
luminosity of the Sun[7] from its photosphere at an effective temperature of 4272 K.[6] τ1 Cap's metallicity – elements heavier than helium – is at solar level.[6]
References
- ^ .
- ^ S2CID 119257644.
- ^ Bibcode:1988mcts.book.....H.
- ^ Bibcode:1986EgUBV........0M.
- ^ S2CID 119231169.
- ^ S2CID 131780028.
- ^ S2CID 73582386.
- ISSN 0004-6256.
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