HD 24480

HD 24480 is a double star in the northern constellation of Camelopardalis. The brighter component is a giant star with a stellar classification of K4III and an apparent magnitude of 5.20.[3] The pair have an angular separation of 1.71″.[3]

HD 24480
Observation data
Epoch J2000      Equinox J2000
Constellation Camelopardalis
Right ascension  03h 57m 08.2886s[1]
Declination +61° 06′ 31.9947″[1]
Apparent magnitude (V) 4.98[2] (5.20 + 8.08)[3]
Characteristics
Spectral type K4III + A[4]
U−B color index +1.18[2]
B−V color index +1.42[2]
Astrometry
Radial velocity (Rv)-2.4[5] km/s
Proper motion (μ) RA: -1.700[1] mas/yr
Dec.: -13.409[1] mas/yr
Parallax (π)3.39 ± 0.18[1] mas
Distance960 ± 50 ly
(290 ± 20 pc)
Details
Radius90[6] R☉
Luminosity1,854 - 1,888[6] L☉
Temperature3,986±170[6] K
Other designations
BD+60° 768, HD 24480, HIP 18488, HR 1205, SAO 12968.
Database references
SIMBADdata

References
  1. Brown, A. G. A.; et al. (Gaia collaboration) (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics. 616. A1. arXiv:1804.09365. Bibcode:2018A&A...616A...1G. doi:10.1051/0004-6361/201833051. Gaia DR2 record for this source at VizieR.
  2. Mermilliod, J.-C. (1986), "Compilation of Eggen's UBV data, transformed to UBV (unpublished)", Catalogue of Eggen's UBV Data. SIMBAD, Bibcode:1986EgUBV........0M
  3. 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
  4. Abt, Helmut A. (2008). "Visual Multiples. IX. MK Spectral Types". The Astrophysical Journal Supplement Series. 176: 216–217. Bibcode:2008ApJS..176..216A. doi:10.1086/525529.
  5. Wilson, R. E. (1953), "General Catalogue of Stellar Radial Velocities", Washington, Carnegie Institute of Washington, D.C., Bibcode:1953GCRV..C......0W
  6. Messineo, M.; Brown, A. G. A. (2019). "A Catalog of Known Galactic K-M Stars of Class I Candidate Red Supergiants in Gaia DR2". The Astronomical Journal. 158: 20. arXiv:1905.03744. Bibcode:2019AJ....158...20M. doi:10.3847/1538-3881/ab1cbd.


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