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HD 35619

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HD 35619
Observation data
Epoch J2000      Equinox J2000
Constellation Auriga
Right ascension 05h 27m 36.1468s[1]
Declination +34° 45′ 18.959″[1]
Apparent magnitude (V) 8.572[2]
Characteristics
Spectral type O7.5V((f))z[3]
U−B color index -0.701[2]
B−V color index +0.242[2]
Astrometry
Radial velocity (Rv)-1.5[4] km/s
Proper motion (μ) RA: +2.5[5] mas/yr
Dec.: -6.9[5] mas/yr
Details
Rotational velocity (v sin i)39[6] km/s
Other designations
BD+34° 1046, HD 35619, SAO 58048.
Database references
SIMBADdata
Data sources:
Hipparcos Catalogue,
CCDM (2002),
Bright Star Catalogue (5th rev. ed.)

HD 35619 is a double star in the northern constellation of Auriga. It has an apparent magnitude of 8.572,[2] which is too faint to be viewed with the naked eye. The companion is 12th magnitude and 2 arc-seconds away.[7]

References

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  1. ^ a b Hog, E.; Kuzmin, A.; Bastian, U.; Fabricius, C.; Kuimov, K.; Lindegren, L.; Makarov, V. V.; Roeser, S. (1998). "The TYCHO Reference Catalogue". Astronomy and Astrophysics. 335: L65. Bibcode:1998A&A...335L..65H.
  2. ^ a b c d Landolt, A. U.; Blondeau, K. L. (June 1972). "UBV observations of the eclipsing binary LY Aurigae". Publications of the Astronomical Society of the Pacific. 84: 394. Bibcode:1972PASP...84..394L. doi:10.1086/129301.
  3. ^ Sota, A.; et al. (March 2014). "The Galactic O-star spectroscopic survey (GOSSS). II. Bright southern stars". The Astrophysical Journal. 563 (1): 84. arXiv:1312.6222. Bibcode:2014ApJS..211...10S. doi:10.1088/0067-0049/211/1/10. S2CID 118847528. 10.
  4. ^ Evans, D. S. (June 20–24, 1966). "The Revision of the General Catalogue of Radial Velocities". In Batten, Alan Henry; Heard, John Frederick (eds.). Determination of Radial Velocities and their Applications, Proceedings from IAU Symposium no. 30. Determination of Radial Velocities and Their Applications. Vol. 30. University of Toronto: International Astronomical Union. p. 57. Bibcode:1967IAUS...30...57E.
  5. ^ a b Høg, E.; et al. (2000). "The Tycho-2 catalogue of the 2.5 million brightest stars". Astronomy and Astrophysics. 355: L27. Bibcode:2000A&A...355L..27H. doi:10.1888/0333750888/2862.
  6. ^ Simón-Díaz, S.; Herrero, A. (2014). "The IACOB project: I. Rotational velocities in northern Galactic O- and early B-type stars revisited. The impact of other sources of line-broadening". Astronomy & Astrophysics. 562: A135. arXiv:1311.3360. Bibcode:2014A&A...562A.135S. doi:10.1051/0004-6361/201322758. S2CID 119278062.
  7. ^ Mason, Brian D.; Wycoff, Gary L.; Hartkopf, William I.; Douglass, Geoffrey G.; Worley, Charles E. (2001). "The 2001 US Naval Observatory Double Star CD-ROM. I. The Washington Double Star Catalog". The Astronomical Journal. 122 (6): 3466–3471. Bibcode:2001AJ....122.3466M. doi:10.1086/323920.
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