V433 Aurigae
V433 Aurigae is a variable star in the constellation Auriga. It is a Slowly pulsating B star (SPB) that ranges from apparent magnitude 6.02 to 6.06 over 4.6 days.[1] Located around 324 parsecs distant, it shines with a luminosity approximately 322 times that of the Sun and has a surface temperature of 7400 K.[2]
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Auriga |
| Right ascension | 05h 39m 18.312s |
| Declination | +29° 12′ 54.766″ |
| Apparent magnitude (V) | 6.02-6.06[1] |
| Characteristics | |
| Spectral type | B2IV-V |
| U−B color index | -0.5 |
| B−V color index | 0.16 |
| Variable type | Variable star |
| Astrometry | |
| Radial velocity (Rv) | 22.90 ± 1.9 km/s |
| Proper motion (μ) | RA: -0.82 ± 0.43 mas/yr Dec.: -7.11 ± 0.20 mas/yr |
| Parallax (π) | 3.08 ± 0.42 mas |
| Distance | approx. 1,100 ly (approx. 320 pc) |
| Details | |
| Luminosity | 322[2] L☉ |
| Temperature | 7400[2] K |
| Other designations | |
| Database references | |
| SIMBAD | data |
References
- Watson, Christopher (4 January 2010). "V433 Aurigae". The International Variable Star Index. American Association of Variable Star Observers. Retrieved 4 August 2015.
- McDonald, I.; Zijlstra, A. A.; Boyer, M. L. (2012). "Fundamental Parameters and Infrared Excesses of Hipparcos Stars". Monthly Notices of the Royal Astronomical Society. 427 (1): 343–57. arXiv:1208.2037. Bibcode:2012MNRAS.427..343M. doi:10.1111/j.1365-2966.2012.21873.x.
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