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HD 150576

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HD 150576
Observation data
Epoch J2000      Equinox J2000
Constellation Ara
Right ascension 16h 44m 39.74420s[1]
Declination −53° 09′ 08.3343″[1]
Apparent magnitude (V) 5.96[2]
Characteristics
Spectral type G8III[3]
B−V color index +1.26[2]
Astrometry
Radial velocity (Rv)−2.4[4] km/s
Proper motion (μ) RA: −10.00[1] mas/yr
Dec.: −10.42[1] mas/yr
Parallax (π)4.48 ± 0.39 mas[1]
Distance730 ± 60 ly
(220 ± 20 pc)
Details
Luminosity337[5] L☉
Temperature4,393[5] K
Other designations
FK5 3327, HD 150576, HIP 81966, HR 6207, SAO 244106.
Database references
SIMBADdata

HD 150576 is a double star in the southern constellation of Ara. It has a twelfth magnitude companion at an angular separation of 28.3″ along a position angle of 39° (as of 2000).[6]

References

  1. ^ a b c d e 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.
  2. ^ a b 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, Bibcode:1968MNSSA..27...11C.
  3. ^ Houk, Nancy (1978), Michigan catalogue of two-dimensional spectral types for the HD stars, vol. 2, Ann Arbor: Dept. of Astronomy, University of Michigan, Bibcode:1978mcts.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. arXiv:1606.08053. Bibcode:2006AstL...32..759G. doi:10.1134/S1063773706110065.
  5. ^ a b McDonald, I.; et al. (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{{citation}}: CS1 maint: unflagged free DOI (link)
  6. ^ Mason, B. D.; et al. (2014), The Washington Visual Double Star Catalog, Bibcode:2001AJ....122.3466M, doi:10.1086/323920, retrieved 2015-07-22
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