O Velorum
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Vela |
| Right ascension | 09h 43m 42.24s |
| Declination | −53° 53′ 28.6″ |
| Apparent magnitude (V) | +5.55 |
| Characteristics | |
| Evolutionary stage | main sequence |
| Spectral type | A0V |
| Astrometry | |
| Radial velocity (Rv) | 10.0 km/s |
| Proper motion (μ) | RA: −67.451±0.069 mas/yr Dec.: 33.101±0.058 mas/yr |
| Parallax (π) | 9.3543±0.0513 mas |
| Distance | 349 ± 2 ly (106.9 ± 0.6 pc) |
| Absolute magnitude (MV) | +0.45 |
| Details | |
| Mass | 2.70±0.03 M☉ |
| Radius | 2.7 R☉ |
| Luminosity | 77 L☉ |
| Surface gravity (log g) | 4.0 cgs |
| Temperature | 10,023 K |
| Other designations | |
| O Vel, HD 84461, HIP 47717, HR 3875, SAO 237268 | |
| Database references | |
| SIMBAD | data |
O Velorum (O Vel / HD 84461) is a star in the constellation of Vela, one of the parts into which the constellation Argo Navis was divided. It has an apparent magnitude +5.55 and the "O" refers to its Bayer designation. It is located 343 light-years from the Solar System, with a error of 2.3%.