N Scorpii

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.

N Scorpii

Observation data Epoch J2000.0      Equinox J2000.0 (ICRS)
Constellation	Scorpius
Right ascension	16^h 31^m 22.93300^s [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
Distance	550 ± 20 ly (170 ± 5 pc)
Other designations
N Sco, HR 6143, HD 148703, HIP 80911, SAO 207732, CD−34° 11044
Database references
SIMBAD	data

References

1. SIMBAD, HR 6143 (accessed 17 February 2013)
2. Van Leeuwen, Floor (2007). "Validation of the new Hipparcos reduction". Astronomy & Astrophysics. 474 (2): 653–664. arXiv:0708.1752. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357.