Nu Leporis

Nu Leporis
Observation data
Epoch J2000      Equinox J2000
Constellation Lepus
Right ascension 05h 19m 59.02275s [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
Distance330 ± 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
SIMBADdata

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. 1 2 3 4 5 6 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. 1 2 3 4 "7 Leporis". SIMBAD Astronomical Database. Retrieved 2015-10-03.
  3. 1 2 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.
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