HD 33203
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Auriga |
| Right ascension | 05h 10m 18.80756s[1] |
| Declination | +37° 18′ 06.6588″[1] |
| Apparent magnitude (V) | 6.12[2] |
| Characteristics | |
| Spectral type | K: + B2II[3] |
| U−B color index | −0.36[2] |
| B−V color index | +0.72[2] |
| Astrometry | |
| Radial velocity (Rv) | +8.6[4] km/s |
| Proper motion (μ) | RA: +3.01[1] mas/yr Dec.: −0.33[1] mas/yr |
| Parallax (π) | 2.06 ± 1.15[1] mas |
| Distance | approx. 1,600 ly (approx. 500 pc) |
| Other designations | |
| Database references | |
| SIMBAD | data |
| Database references | |
| SIMBAD | data |
HD 33203 is double star in the northern constellation of Auriga. It includes a bright giant star[2] with a stellar classification of B2II.[3] The two components have an angular separation of 1.617″ along a position angle of 222.1°.[5]
References
- 1 2 3 4 5 van Leeuwen, F. (2007), "Validation of the new Hipparcos reduction", Astronomy and Astrophysics 474 (2): 653–664, arXiv:0708.1752, Bibcode:2007A&A...474..653V, doi:10.1051/0004-6361:20078357Vizier catalog entry
- 1 2 3 4 Fernie, J. D. (May 1983), "New UBVRI photometry for 900 supergiants", Astrophysical Journal Supplement Series 52: 7–22, Bibcode:1983ApJS...52....7F, doi:10.1086/190856
- 1 2 Lesh, Janet Rountree (December 1968), "The Kinematics of the Gould Belt: an Expanding Group?", Astrophysical Journal Supplement 17: 371, Bibcode:1968ApJS...17..371L, doi:10.1086/190179
- ↑ Wilson, Ralph Elmer (1953), General Catalogue of Stellar Radial Velocities, Washington: Carnegie Institution of Washington, Bibcode:1953QB901.W495.....
- ↑ Hartkopf, William I.; Mason, Brian D. (August 2011), "Speckle Interferometry at the USNO Flagstaff Station: Observations Obtained in 2008 and Nine New Orbits", The Astronomical Journal 142 (2): 10, Bibcode:2011AJ....142...56H, doi:10.1088/0004-6256/142/2/56, 56
External links
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
This article is issued from Wikipedia - version of the Monday, March 28, 2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.