HD 211392

The topic of HD 211392 is one that has captured the attention of many people in recent years. Since its emergence, HD 211392 has generated a continuous debate in different sectors of society, whether in the academic, political, economic or cultural spheres. Opinions regarding HD 211392 vary greatly, and its impact has become evident in various spheres. In this article, we will explore various perspectives on HD 211392 and its influence today, as well as its historical relevance. Additionally, we will analyze the role that HD 211392 plays in people's daily lives and in society as a whole.

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
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