Observation data
Epoch J2000      Equinox J2000
Constellation Lepus
Right ascension 05h 32m 43.81612s[1]
Declination −17° 49′ 20.2414″[1]
Apparent magnitude (V) 2.589[2]
Characteristics
Spectral type F0 Ib[3]
U−B color index +0.386[2]
B−V color index +0.217[2]
Astrometry
Radial velocity (Rv) +23.9[4] km/s
Proper motion (μ) RA: +3.56[1] mas/yr
Dec.: +1.18[1] mas/yr
Parallax (π) 1.47 ± 0.14[1] mas
Distance 2,200 ± 200 ly
(680 ± 60 pc)
Absolute magnitude (MV) −6.574[1]
Details
Mass 13.9 ± 0.8[5] M
Radius 129[6] R
Luminosity 32,000[7] L
Surface gravity (log g) 1.34 ± 0.07[5] cgs
Temperature 6,850 ± 80[5] K
Metallicity [Fe/H] +0.04[8] dex
Rotational velocity (v sin i) 21[9] km/s
Age 13[5] Myr
Other designations
Arneb, 11 Leporis, BD −17°1166, FK5 207, HD36673, HIP 25985, HR 1865, SAO 150547.