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HD 211392

From Wikipedia, the free encyclopedia

HD 211392
Observation data
Epoch J2000      Equinox J2000
Constellation Aquarius
Right ascension 22h 16m 52.56602s[1]
Declination −09° 02′ 24.2432″[1]
Apparent magnitude (V) 5.96[2]
Characteristics
Spectral type K3III[2]
U−B color index +1.14[3]
B−V color index +1.16[3]
Astrometry
Radial velocity (Rv)12.1[4] km/s
Proper motion (μ) RA: -57.80[1] mas/yr
Dec.: -12.41[1] mas/yr
Parallax (π)8.83 ± 0.43 mas[1]
Distance370 ± 20 ly
(113 ± 6 pc)
Other designations
BD-09° 5948, HD 211392, HIP 110009, HR 8500, SAO 145992.
Database references
SIMBADdata
Data sources:
Hipparcos Catalogue,
CCDM (2002),
Bright Star Catalogue (5th rev. ed.)

HD 211392 is a suspected[5] variable star in the equatorial constellation of Aquarius, positioned about 370 light-years away.[1] With an apparent magnitude close to six, according to the Bortle scale it is just visible to the naked eye from dark, rural skies. It is a giant star with a stellar classification of K3III.[2]

References

  1. ^ a b c d e f 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. ^ a b c Eggleton, P. P.; Tokovinin, A. A. (September 2008), "A catalogue of multiplicity among bright stellar systems", Monthly Notices of the Royal Astronomical Society, 389 (2): 869–879, arXiv:0806.2878, Bibcode:2008MNRAS.389..869E, doi:10.1111/j.1365-2966.2008.13596.x, S2CID 14878976
  3. ^ a b Johnson, H. L.; et al. (1966), "UBVRIJKL photometry of the bright stars", Communications of the Lunar and Planetary Laboratory, 4 (99): 99, Bibcode:1966CoLPL...4...99J
  4. ^ Wilson, R. E. (1953), "General Catalogue of Stellar Radial Velocities", Carnegie Institute Washington D.C. Publication, Carnegie Institute of Washington D.C., Bibcode:1953GCRV..C......0W
  5. ^ Kukarkin, B. V.; et al. (1981), "Nachrichtenblatt der Vereinigung der Sternfreunde e.V. (Catalogue of suspected variable stars)", Nachrichtenblatt der Vereinigung der Sternfreunde E.V. (1981), Moscow: Academy of Sciences USSR Shternberg, Bibcode:1981NVS...C......0K

External links

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This page was last edited on 26 February 2023, at 05:08
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