V533 Carinae

This article is about y Carinae. For the star with the variable star designation, see Y Carinae.
V533 Carinae
Location of V533 Carinae (circled)
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]
Distance12,700 ly
(3,900[8] pc)
Absolute magnitude (MV)−7.9[9]
Details
Mass17[10] M☉
Radius141.5[10] R☉
Luminosity96,000[10] L☉
Temperature8,330[10] K
Rotational velocity (v sin i)34[10] km/s
Other designations
V533 Carinae, y Carinae, HR 4352, HD 97534, CD−59°3611, HIP 54751, SAO 251316, GC 15415, CCDM J11126-6019
Database references
SIMBADdata

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]

  1. ^ a b c d 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:10.1051/0004-6361:20078357. S2CID 18759600.
  2. ^ Cite error: The named reference koen was invoked but never defined (see the help page).
  3. ^ Gray, R. O.; Garrison, R. F. (1989). "The late A-type stars - Refined MK classification, confrontation with Stromgren photometry, and the effects of rotation". Astrophysical Journal Supplement Series. 70: 623. Bibcode:1989ApJS...70..623G. doi:10.1086/191349.
  4. ^ a b Cite error: The named reference malaroda was invoked but never defined (see the help page).
  5. ^ Samus, N. N.; Durlevich, O. V.; et al. (2009). "VizieR Online Data Catalog: General Catalogue of Variable Stars (Samus+ 2007-2013)". VizieR On-line Data Catalog: B/GCVS. Originally Published in: 2009yCat....102025S. 1. Bibcode:2009yCat....102025S.
  6. ^ Gontcharov, G. A. (2006). "Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system". Astronomy Letters. 32 (11): 759–771. arXiv:1606.08053. Bibcode:2006AstL...32..759G. doi:10.1134/S1063773706110065. S2CID 119231169.
  7. ^ Gaia Collaboration (2016). "VizieR Online Data Catalog: Gaia DR1 (Gaia Collaboration, 2016)". VizieR On-line Data Catalog: I/337. Originally Published in: Astron. Astrophys. 1337. Bibcode:2016yCat.1337....0G. doi:10.26093/cds/vizier.1337.
  8. ^ a b Lorenzo, J.; Negueruela, I.; Castro, N.; Norton, A. J.; Vilardell, F.; Herrero, A. (2014). "Astrophysical parameters of the peculiar X-ray transient IGR J11215−5952". Astronomy & Astrophysics. 562: A18. arXiv:1312.5597. Bibcode:2014A&A...562A..18L. doi:10.1051/0004-6361/201321913. S2CID 119232680.
  9. ^ Cite error: The named reference af was invoked but never defined (see the help page).
  10. ^ a b c d e Snow, Theodore P.; Lamers, Henny J. G. L. M.; Lindholm, Douglas M.; Odell, Andrew P. (1994). "An atlas of ultraviolet P Cygni profiles". The Astrophysical Journal Supplement Series. 95: 163. Bibcode:1994ApJS...95..163S. doi:10.1086/192099.