Nu Leporis

Nu Leporis

Observation data Epoch J2000      Equinox J2000
Constellation	Lepus
Right ascension	05^h 19^m 59.02275^s [1]
Declination	−12° 18′ 56.1139″ [1]
Apparent magnitude (V)	5.28 [2]
Characteristics
Spectral type	B7/B8V [3]
U−B color index	-0.42 [4]
B−V color index	-0.10 [2]
Astrometry
Radial velocity (Rv)	+16.00[5] km/s
Proper motion (μ)	RA: -13.32[1] mas/yr Dec.: +7.18[1] mas/yr
Parallax (π)	9.78 ± 0.37[1] mas
Distance	330 ± 10 ly (102 ± 4 pc)
Absolute magnitude (MV)	0.23 [6]
Other designations
7 Leporis, GC 6538, HD 34863, SAO 150345, HR 1757, HIP 24873 [2]
Database references
SIMBAD	data

Nu Leporis (ν Lep) is a class B7V^[3] (blue main-sequence) star in the constellation Lepus. Its apparent magnitude is 5.28^[2] and it is approximately 333 light years away based on parallax.^[1]

References

1. 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
2. "7 Leporis". SIMBAD Astronomical Database. Retrieved 2015-10-03.
3. Houk, N. (1988), Michigan catalogue of two-dimensional spectral types for the HD stars, 4, Ann Arbor: Dept. of Astronomy, University of Michigan, Bibcode:1988MSS...C04....0H
4. Reed, B. Cameron (May 2003), "Catalog of galactic OB stars", The Astronomical Journal, 125 (5): 2531–2533, Bibcode:2003AJ....125.2531R, doi:10.1086/374771
5. Kharchenko, N. V.; et al. (2007), "Astrophysical supplements to the ASCC-2.5: Ia. Radial velocities of ˜55000 stars and mean radial velocities of 516 Galactic open clusters and associations", Astronomische Nachrichten, 328 (9): 889, arXiv:0705.0878, Bibcode:2007AN....328..889K, doi:10.1002/asna.200710776
6. Absolute magnitude calculated as $M = m + 5 (1 + \log_{10}{p})\!\,$, where $M$ is the star's absolute magnitude, $m$ is the star's apparent magnitude, and $p$ is the star's measured parallax in arcseconds.