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Beta Leporis
Second brightest star in the constellation Lepus / From Wikipedia, the free encyclopedia
Beta Leporis (β Leporis, abbreviated Beta Lep, β Lep), formally named Nihal /ˈnaɪ.æl/,[10][11] is the second brightest star in the constellation of Lepus.[12]
Quick Facts Constellation, Right ascension ...
Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Lepus |
Right ascension | 05h 28m 14.72316s[1] |
Declination | −20° 45′ 33.9878″[1] |
Apparent magnitude (V) | 2.813[2] |
Characteristics | |
Spectral type | G5 II[3] |
U−B color index | +0.47[4] |
B−V color index | +0.808[2] |
R−I color index | +0.44[5] |
Astrometry | |
Radial velocity (Rv) | −13.6 ± 0.9[6] km/s |
Proper motion (μ) | RA: −5.02[1] mas/yr Dec.: −85.92[1] mas/yr |
Parallax (π) | 20.34 ± 0.18 mas[1] |
Distance | 160 ± 1 ly (49.2 ± 0.4 pc)[1] |
Absolute magnitude (MV) | −0.65[7] |
Details | |
Mass | 2.948±0.031[2] M☉ |
Radius | 12.573±0.153[2] R☉ |
Luminosity | 171[8] L☉ |
Surface gravity (log g) | 2.88[2] cgs |
Temperature | 5,398[2] K |
Metallicity [Fe/H] | −0.08±0.02[2] dex |
Rotational velocity (v sin i) | 11[9] km/s |
Age | 391±11[2] Myr |
Other designations | |
Database references | |
SIMBAD | data |
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