HD 2767
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Andromeda |
| Right ascension | 00h 31m 25.639s[1] |
| Declination | +33° 34′ 53.91″[1] |
| Apparent magnitude (V) | 5.88[2] |
| Characteristics | |
| Spectral type | K1III + F8[2] |
| B−V color index | 1.14[2] |
| Astrometry | |
| Radial velocity (Rv) | 3.40[2] km/s |
| Proper motion (μ) | RA: 48.33 ± 0.31[1] mas/yr Dec.: -16.55 ± 0.21[1] mas/yr |
| Parallax (π) | 8.61 ± 0.36 mas[1] |
| Distance | 380 ± 20 ly (116 ± 5 pc) |
| Absolute magnitude (MV) | 7.015 |
| Orbit | |
| Companion | HD 2767 B |
| Semi-major axis (a) | 56.4″ |
| Inclination (i) | 85° |
| Other designations | |
| Database references | |
| SIMBAD | data |
| Database references | |
| SIMBAD | data |
HD 2767 is a double star located 116 parsecs (380 ly) away in the constellation Andromeda. The primary component is a red giant with a spectral type of K1III and an apparent magnitude of 5.88.[2] The secondary, with an apparent magnitude of 9.28, is an F-type star.[3]
References
- ^ a b c d e 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
- ^ a b c d e "HR 122". SIMBAD Astronomical Database. Centre de Données astronomiques de Strasbourg. Retrieved 17 February 2014.
- ^ "BD+32 81". SIMBAD Astronomical Database. Centre de Données astronomiques de Strasbourg. Retrieved 17 February 2014.
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