HD 112014

HD 112014 is a spectroscopic binary system in the constellation Camelopardalis, consisting of two A-class main-sequence stars.

HD 112014
Observation data
Epoch J2000      Equinox J2000
Constellation Camelopardalis
Right ascension 12h 49m 06.6736s[1]
Declination +83° 25′ 04.212″[1]
Apparent magnitude (V) 5.85
Characteristics
Spectral type A0V + A2V[2]
Astrometry
Radial velocity (Rv)+1.0[3] km/s
Proper motion (μ) RA: −24.369[1] mas/yr
Dec.: 18.767[1] mas/yr
Parallax (π)7.21 ± 0.35[1] mas
Distance450 ± 20 ly
(139 ± 7 pc)
Orbit[4]
Period (P)3.2866 d
Eccentricity (e)0.04
Periastron epoch (T)JD 2424226.669
Argument of periastron (ω)
(primary)		211.1°
Semi-amplitude (K1)
(primary)		108.3 km/s
Semi-amplitude (K2)
(secondary)		128.9 km/s
Other designations
HR 4892, HD 112014, BD+84 289, HIP 62561, SAO 2101, Σ 1694B, GC 17440, ADS 8682B, CCDM 12492+8325B
Database references
SIMBADdata

References
  1. Gaia Collaboration; Brown, A. G. A; Vallenari, A; Prusti, T; De Bruijne, J. H. J; Mignard, F; Drimmel, R; Babusiaux, C; Bailer-Jones, C. A. L; Bastian, U; Biermann, M; Evans, D. W; Eyer, L; Jansen, F; Jordi, C; Katz, D; Klioner, S. A; Lammers, U; Lindegren, L; Luri, X; O'Mullane, W; Panem, C; Pourbaix, D; Randich, S; Sartoretti, P; Siddiqui, H. I; Soubiran, C; Valette, V; Van Leeuwen, F; et al. (2016). "Gaia Data Release 1. Summary of the astrometric, photometric, and survey properties". Astronomy & Astrophysics. 595: A2. arXiv:1609.04172. Bibcode:2016A&A...595A...2G. doi:10.1051/0004-6361/201629512. S2CID 1828208.
  2. Abt, Helmut A; Morrell, Nidia I (1995). "The Relation between Rotational Velocities and Spectral Peculiarities among A-Type Stars". Astrophysical Journal Supplement. 99: 135. Bibcode:1995ApJS...99..135A. doi:10.1086/192182.
  3. Wilson, Ralph Elmer (1953). "General catalogue of stellar radial velocities". Washington. Bibcode:1953GCRV..C......0W.
  4. Pourbaix, D.; et al. (2004). "SB9: The ninth catalogue of spectroscopic binary orbits". Astronomy and Astrophysics. 424 (2): 727–732. arXiv:astro-ph/0406573. Bibcode:2004A&A...424..727P. doi:10.1051/0004-6361:20041213. S2CID 119387088.


This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.