18 Aurigae

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18 Aurigae
Observation data
Epoch J2000      Equinox J2000
Constellation Auriga
Right ascension 05h 19m 23.74324s[1]
Declination +33° 59′ 07.5137″[1]
Apparent magnitude (V) 6.489[2]
Characteristics
Spectral type A7V[3]
U−B color index +0.09[4]
B−V color index +0.24[4]
Astrometry
Radial velocity (Rv) 7.3 ± 2[5] km/s
Proper motion (μ) RA: 27.35[1] mas/yr
Dec.: −4.29[1] mas/yr
Parallax (π) 14.58 ± 0.52[1] mas
Distance 224 ± 8 ly
(69 ± 2 pc)
Other designations
BD+33° 1010, GC 6504, HD 34499, HIP 24832, HR 1734, SAO 57893, PPM 70198, ADS 3893, CCDM J05194+3359, TYC 2398-1022-1, GSC 02398-01022, 2MASS J05192374+3359074
Database references
SIMBAD data

18 Aurigae is a star in the constellation Auriga. Its apparent magnitude is 6.49.

References[edit]

  1. ^ a b c d e van Leeuwen, F.; et al. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics. 474 (2): 653–664. arXiv:0708.1752Freely accessible. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357. 
  2. ^ Høg, E.; et al. (2000). "The Tycho-2 catalogue of the 2.5 million brightest stars". Astronomy and Astrophysics. 355: L27–L30. Bibcode:2000A&A...355L..27H. 
  3. ^ Cowley, A.; Cowley, C.; Jaschek, M.; Jaschek, C. (1969). "A study of the bright stars. I. A catalogue of spectral classifications". The Astronomical Journal. 74: 375. doi:10.1086/110819. 
  4. ^ a b Deutschman, W. A.; Davis, R. J.; Schild, R. E. (1976). "The galactic distribution of interstellar absorption as determined from the Celescope catalog of ultraviolet stellar observations and a new catalog of UBV, H-beta photoelectric observations". The Astrophysical Journal Supplement Series. 30: 97. doi:10.1086/190359. 
  5. ^ Wilson, Ralph Elmer (1953). "General catalogue of stellar radial velocities". Washington. Bibcode:1953GCRV..C......0W. 

External links[edit]