| Observation data Epoch J2000 Equinox J2000 |
|
|---|---|
| Constellation | Vela |
| Right ascension | 09h 56m 51.8s |
| Declination | -54° 34′ 04″ |
| Apparent magnitude (V) | 3.52 |
| Characteristics | |
| Spectral type | B5 Ib |
| U−B color index | -0.62 |
| B−V color index | -0.08 |
| Astrometry | |
| Radial velocity (Rv) | 14 km/s |
| Proper motion (μ) | RA: -13.13 mas/yr Dec.: 2.83 mas/yr |
| Parallax (π) | 1.69 ± 0.50 mas |
| Distance | approx. 1900 ly (approx. 600 pc) |
| Absolute magnitude (MV) | -5.34 |
| Other designations | |
Phi Velorum (φ Vel, φ Velorum) is a star in the constellation Vela. It has the traditional name Tseen Ke, from Chinese 天紀 (Mandarin tiānjì) "star chart". (lit. "Record of Heaven").
Phi Velorum is a blue-white B-type supergiant with an apparent magnitude of +3.52. It is approximately 1930 light years from Earth.
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