HD 24480
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Camelopardalis |
| Right ascension | 03h 57m 08.28867s[1] |
| Declination | +61° 06′ 31.9852″[1] |
| Apparent magnitude (V) | 4.98[2] (5.20 + 8.08)[3] |
| Characteristics | |
| Spectral type | K3Ib + B9[3] |
| U−B color index | +1.18[2] |
| B−V color index | +1.42[2] |
| Astrometry | |
| Radial velocity (Rv) | -2.4[4] km/s |
| Proper motion (μ) | RA: -3.25[1] mas/yr Dec.: -13.28[1] mas/yr |
| Parallax (π) | 2.23 ± 0.50[1] mas |
| Distance | approx. 1,500 ly (approx. 400 pc) |
| Details | |
| Luminosity | 4,105[5] L☉ |
| Temperature | 4,230[5] K |
| Other designations | |
| Database references | |
| SIMBAD | data |
HD 24480 is a double star in the northern constellation of Camelopardalis. The brighter component is a supergiant star with a stellar classification of K3Ib and an apparent magnitude of 5.20.[3] The pair have an angular separation of 1.71″.[3]
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- 1 2 3 Mermilliod, J.-C. (1986), "Compilation of Eggen's UBV data, transformed to UBV (unpublished)", Catalogue of Eggen's UBV data.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
- 1 2 3 4 Eggleton, P. P.; Tokovinin, A. A. (September 2008), "A catalogue of multiplicity among bright stellar systems", Monthly Notices of the Royal Astronomical Society 389 (2): 869–879, arXiv:0806.2878, Bibcode:2008MNRAS.389..869E, doi:10.1111/j.1365-2966.2008.13596.x
- ↑ Wilson, R. E. (1953), "General Catalogue of Stellar Radial Velocities", Washington (Carnegie Institute of Washington, D.C.), Bibcode:1953GCRV..C......0W
- 1 2 McDonald, I.; et al. (2012), "Fundamental Parameters and Infrared Excesses of Hipparcos Stars", Monthly Notices of the Royal Astronomical Society 427 (1): 343–57, arXiv:1208.2037, Bibcode:2012MNRAS.427..343M, doi:10.1111/j.1365-2966.2012.21873.x
External links
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