N Scorpii

N Scorpii
Observation data
Epoch J2000.0      Equinox J2000.0 (ICRS)
Constellation Scorpius
Right ascension 16h 31m 22.93300s [1]
Declination −34° 42′ 15.7146″ [1]
Apparent magnitude (V) 4.23[1]
Characteristics
Spectral type B2III-IV
Astrometry
Radial velocity (Rv)0.80 ± 1.5[1] km/s
Proper motion (μ) RA: -12.05 ± 0.20[2] mas/yr
Dec.: -18.16 ± 0.13[2] mas/yr
Parallax (π)5.88 ± 0.19[2] mas
Distance550 ± 20 ly
(170 ± 5 pc)
Other designations
N Sco, HR 6143, GSC 07353-03152, HD 148703, HIP 80911, SAO 207732

N Scorpii (N Sco) is a blue giant star in the constellation Scorpius. Its apparent magnitude is 4.23. It was initially given the Bayer designation Alpha Normae by Lacaille but later moved from Norma to Scorpius.

References

  1. 1 2 3 4 SIMBAD, HR 6143 (accessed 17 February 2013)
  2. 1 2 3 van Leeuwen, F. (2007). "Validation of the New Hipparcos Reduction". Astronomy and Astrophysics. 474 (2): 653–64. arXiv:0708.1752Freely accessible. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357.


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