Astronomy:HD 32034

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Short description: Hypergiant star in the constellation Dorado
HD 32034
Picture of HD 32034 (circled)
Observation data
Equinox J2000.0]] (ICRS)
Constellation Dorado[1]
Right ascension  04h 55m 11.08594s[2]
Declination −67° 10′ 10.4091″[2]
Apparent magnitude (V) 9.715[3]
Characteristics
Spectral type B9Iae[4]
U−B color index −0.67[5]
B−V color index +0.10[5]
Astrometry
Radial velocity (Rv)31213±0.08[2] km/s
Proper motion (μ) RA: +1.633[2] mas/yr
Dec.: −0.022[2] mas/yr
Parallax (π)0.0042 ± 0.0131[2] mas
Absolute magnitude (MV)−9.77[5]
Details
Mass58[5] M☉
Radius285[5] R☉
Luminosity310,000[6] L☉
Surface gravity (log g)1.29[5] cgs
Temperature9,797[2] K
Age1[5] Myr
Other designations
RMC 62, R 62, HD 32034, GSC 08889-00589, ALS 15895, GV 80, CPD−67°364, LHA 120-S 7, 2MASS J04551106-6710104[7]
Database references
SIMBADdata

HD 32034 (or R 62) is one of seven blue hypergiants in the Large Magellanic Cloud and is suspected to be a shell star.[5][8] It lies within the loose association of stars designated NGC 1747, although it is uncertain whether it is a member.[5]

References

  1. ↑ Roman, Nancy G. (1987). "Identification of a constellation from a position". Publications of the Astronomical Society of the Pacific 99 (617): 695. doi:10.1086/132034. Bibcode: 1987PASP...99..695R  Constellation record for this object at VizieR.
  2. ↑ 2.0 2.1 2.2 2.3 2.4 2.5 2.6 Brown, A. G. A. (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics 616: A1. doi:10.1051/0004-6361/201833051. Bibcode: 2018A&A...616A...1G.  Gaia DR2 record for this source at VizieR.
  3. ↑ Høg, E. (2000). "The Tycho-2 catalogue of the 2.5 million brightest stars". Astronomy and Astrophysics 355: L27–L30. Bibcode: 2000A&A...355L..27H. 
  4. ↑ Oey, M. S. (1996). "Stellar Content of Superbubble H II Regions in the Large Magellanic Cloud". The Astrophysical Journal 465: 231. doi:10.1086/177415. Bibcode: 1996ApJ...465..231O. 
  5. ↑ 5.0 5.1 5.2 5.3 5.4 5.5 5.6 5.7 5.8 Przybylski, Andrew K. (1 April 1971). "The analysis of the spectrum of the Large Magellanic Cloud supergiant HD 32034.". Monthly Notices of the Royal Astronomical Society 152 (2): 197–208. doi:10.1093/mnras/152.2.197. Bibcode: 1971MNRAS.152..197P. 
  6. ↑ Kathryn F. Neugent; Philip Massey; Brian Skiff; Georges Meynet (April 2012). "Yellow and Red Supergiants in the Magellanic Clouds". Astrophysical Journal 749 (2): 177. doi:10.1088/0004-637X/749/2/177. Bibcode: 2012ApJ...749..177N. 
  7. ↑ "HD 32034". https://simbad.u-strasbg.fr/simbad/sim-basic?Ident=HD+32034. 
  8. ↑ United States Naval Observatory (28 August 2016). Publications of the United States Naval Observatory (2 ed.). Wentworth Press. p. 178. ISBN 978-1-372-34130-4. 

Coordinates: Sky map 04h 55m 11.08593s, −67° 10′ 10.4090″




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