4 Andromedae
Not to be confused with Andromeda IV.
Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Andromeda |
Right ascension | 23h 07m 39.27s[1] |
Declination | +46° 23′ 14.0″[1] |
Apparent magnitude (V) | 5.308 |
Characteristics | |
Spectral type | K5III |
U−B color index | 1.72 |
B−V color index | 1.41 |
Astrometry | |
Radial velocity (Rv) | -6.2 km/s |
Proper motion (μ) | RA: -12.34 ± 0.20[1] mas/yr Dec.: -31.01 ± 0.23[1] mas/yr |
Parallax (π) | 9.35 ± 0.32[1] mas |
Distance | 350 ± 10 ly (107 ± 4 pc) |
Other designations | |
Database references | |
SIMBAD | data |
4 Andromedae (abbreviated 4 And) is a star in the constellation Andromeda. 4 Andromedae is the Flamsteed designation. Its apparent magnitude is 5.30.
Notas
- 1 2 3 4 5 van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics. 474 (2): 653–664. arXiv:0708.1752. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357.Vizier catalog entry
External links
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