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 | |