Astronomy:HD 152082

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Short description: Star in the constellation Ara
HD 152082
Observation data
Equinox J2000.0]] (ICRS)
Constellation Ara
Right ascension  16h 55m 24.68960s[1]
Declination −63° 16′ 10.7758″[1]
Apparent magnitude (V) 6.02[2]
Characteristics
Spectral type A0III[3]
B−V color index 0.05[2]
Astrometry
Radial velocity (Rv)−8.60[4] km/s
Proper motion (μ) RA: 8.57[1] mas/yr
Dec.: -14.09[1] mas/yr
Parallax (π)6.94 ± 0.39[1] mas
Distance470 ± 30 ly
(144 ± 8 pc)
Details
Luminosity65[5] L
Temperature8,225[5] K
Other designations
CD-63° 1237, HD 152082, HIP 82806, HR 6253, SAO 253734.
Database references
SIMBADdata

HD 152082 is an A-type shell star[6] in the southern constellation of Ara. This is a double star with a thirteenth magnitude companion at an angular separation of 6.8 along a position angle of 329° (as of 2000).[7]

References

  1. 1.0 1.1 1.2 1.3 1.4 van Leeuwen, F. (November 2007), "Validation of the new Hipparcos reduction", Astronomy and Astrophysics 474 (2): 653–664, doi:10.1051/0004-6361:20078357, Bibcode2007A&A...474..653V. 
  2. 2.0 2.1 Corben, P. M.; Stoy, R. H. (1968), "Photoelectric Magnitudes and Colours for Bright Southern Stars", Monthly Notes of the Astronomical Society of Southern Africa 27: 11, Bibcode1968MNSSA..27...11C. 
  3. Houk, Nancy; Cowley, A. P. (1979), Michigan catalogue of two-dimensional spectral types for the HD stars, 1, Ann Arbor, Michigan: Dept. of Astronomy, University of Michigan, Bibcode1978mcts.book.....H 
  4. Gontcharov, G. A. (November 2006). "Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system". Astronomy Letters 32 (11): 759–771. doi:10.1134/S1063773706110065. Bibcode2006AstL...32..759G. 
  5. 5.0 5.1 McDonald, I. et al. (2012), "Fundamental Parameters and Infrared Excesses of Hipparcos Stars", Monthly Notices of the Royal Astronomical Society 427 (1): 343–57, doi:10.1111/j.1365-2966.2012.21873.x, Bibcode2012MNRAS.427..343M. 
  6. Hauck, B.; Jaschek, C. (February 2000), "A-shell stars in the Geneva system", Astronomy and Astrophysics 354: 157–162, Bibcode2000A&A...354..157H 
  7. Mason, B. D. et al. (2014), The Washington Visual Double Star Catalog, doi:10.1086/323920, Bibcode2001AJ....122.3466M, http://vizier.u-strasbg.fr/viz-bin/VizieR?-source=B/wds, retrieved 2015-07-22 

External links