N Centauri

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For n Centauri, see HD 111968.
N Centauri
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Centaurus
Right ascension 13h 52m 04.861s[1]
Declination −52° 48′ 41.51″[1]
Apparent magnitude (V) +5.26
Characteristics
Spectral type B9V
U−B color index −0.32
B−V color index −0.09
Variable type none
Astrometry
Radial velocity (Rv) +27 km/s
Proper motion (μ) RA: -40.86 ± 0.64[1] mas/yr
Dec.: -27.25 ± 0.55[1] mas/yr
Parallax (π) 12.55 ± 0.79[1] mas
Distance 260 ± 20 ly
(80 ± 5 pc)
Absolute magnitude (MV) +0.03
Other designations
HR 5207, HD 120642, CP−52°6787A, HIP 67703, SAO 241239, GC 18720, CCDM J13521-5249
Database references
SIMBAD data

N Centauri (N Cen) is a double star in the constellation Centaurus. It is approximately 260 light years from Earth.

The more luminous star is a blue-white B-type main sequence dwarf with an apparent magnitude of +5.26. Its fainter companion is a yellow-white F-type dwarf with an apparent magnitude of +7.72. The two stars show common proper motion, indicating they may be gravitationally bound. They are separated by 18 arcseconds.

References[edit]

  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.  Vizier catalog entry