V533 Carinae
Star in the constellation Carina / From Wikipedia, the free encyclopedia
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This article is about y Carinae. For the star with the variable star designation, see Y Carinae.
V533 Carinae (V533 Car, y Car, y Carinae) is a A-type supergiant and a Alpha Cygni variable star with a mean apparent magnitude of +4.59 in the constellation Carina. It is located at a distance of about 13,000 light years.[8]
Quick Facts Constellation, Right ascension ...
Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Carina |
Right ascension | 11h 12m 36.01358s[1] |
Declination | −60° 19′ 03.4516″[1] |
Apparent magnitude (V) | 4.59[2] |
Characteristics | |
Evolutionary stage | Blue supergiant |
Spectral type | A5Iae:[3] |
U−B color index | +0.08[4] |
B−V color index | +0.52[4] |
Variable type | α Cyg[5] |
Astrometry | |
Radial velocity (Rv) | −8.40[6] km/s |
Proper motion (μ) | RA: −5.68[1] mas/yr Dec.: 2.15[1] mas/yr |
Parallax (π) | 1.18 ± 0.83 mas[7] |
Distance | 12,700 ly (3,900[8] pc) |
Absolute magnitude (MV) | −7.9[9] |
Details | |
Mass | 17[10] M☉ |
Radius | 141.5[10] R☉ |
Luminosity | 96,000[10] L☉ |
Temperature | 8,330[10] K |
Rotational velocity (v sin i) | 34[10] km/s |
Other designations | |
Database references | |
SIMBAD | data |
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