Astronomy:HD 35619
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Short description: Double star in the constellation Auriga
| Observation data Equinox J2000.0]] (ICRS) | |
|---|---|
| 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 | |
| SIMBAD | data |
| 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
- ↑ 1.0 1.1 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.
- ↑ 2.0 2.1 2.2 2.3 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. doi:10.1086/129301. Bibcode: 1972PASP...84..394L.
- ↑ Sota, A. et al. (March 2014). "The Galactic O-star spectroscopic survey (GOSSS). II. Bright southern stars". The Astrophysical Journal 563 (1): 84. doi:10.1088/0067-0049/211/1/10. 10. Bibcode: 2014ApJS..211...10S.
- ↑ Evans, D. S. (June 20–24, 1966). "Determination of Radial Velocities and their Applications, Proceedings from IAU Symposium no. 30". in Batten, Alan Henry; Heard, John Frederick. 30. University of Toronto: International Astronomical Union. 57. Bibcode: 1967IAUS...30...57E.
- ↑ 5.0 5.1 Høg, E. et al. (2000). "The Tycho-2 catalogue of the 2.5 million brightest stars". Astronomy and Astrophysics 355: L27. doi:10.1888/0333750888/2862. Bibcode: 2000A&A...355L..27H.
- ↑ 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. doi:10.1051/0004-6361/201322758. Bibcode: 2014A&A...562A.135S.
- ↑ 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. doi:10.1086/323920. Bibcode: 2001AJ....122.3466M.
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