HD 219279
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Aquarius |
| Right ascension | 23h 14m 40.17260s[1] |
| Declination | −10° 41′ 19.3898″[1] |
| Apparent magnitude (V) | 6.12[2] |
| Characteristics | |
| Spectral type | K5III[3] |
| U−B color index | +1.80[2] |
| B−V color index | +1.49[2] |
| Astrometry | |
| Radial velocity (Rv) | −34.70[4] km/s |
| Proper motion (μ) | RA: −7.12[1] mas/yr Dec.: −37.74[1] mas/yr |
| Parallax (π) | 5.17 ± 0.65[1] mas |
| Distance | approx. 630 ly (approx. 190 pc) |
| Other designations | |
| Database references | |
| SIMBAD | data |
HD 219279 is a double star in the equatorial constellation of Aquarius. It has three companions.[5]
References
- 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.
- 1 2 3 Mermilliod, J.-C. (1986), "Compilation of Eggen's UBV data, transformed to UBV (unpublished)", Catalogue of Eggen's UBV data. SIMBAD, Bibcode:1986EgUBV........0M
- ↑ Richichi, A.; Percheron, I.; Khristoforova, M. (February 2005), "CHARM2: An updated Catalog of High Angular Resolution Measurements", Astronomy and Astrophysics 431: 773–777, Bibcode:2005A&A...431..773R, doi:10.1051/0004-6361:20042039
- ↑ Gontcharov, G. A. (November 2006). "Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system". Astronomy Letters 32 (11): 759–771. Bibcode:2006AstL...32..759G. doi:10.1134/S1063773706110065.
- ↑ Mason, B. D.; et al. (2014), The Washington Visual Double Star Catalog, Bibcode:2001AJ....122.3466M, doi:10.1086/323920, retrieved 2015-07-22
External links
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