Pi3 Orionis
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| Observation data Equinox J2000 |
|
|---|---|
| Constellation | Orion |
| Right ascension | 04h 49m 50.4s |
| Declination | +06° 57′ 41″ |
| Apparent magnitude (V) | 3.60 |
| Characteristics | |
| Spectral type | F6 V |
| U-B color index | -0.01 |
| B-V color index | 0.45 |
| Variable type | Suspected |
| Astrometry | |
| Radial velocity (Rv) | 24.3 km/s |
| Proper motion (μ) | RA: 463.44 mas/yr Dec.: 11.62 mas/yr |
| Parallax (π) | 124.13 ± 0.87 mas |
| Distance | 26.3 ± 0.2 ly (8.06 ± 0.06 pc) |
| Absolute magnitude (MV) | 3.66 |
| Details | |
| Mass | 1.3 M☉ |
| Radius | 1.3 R☉ |
| Luminosity | 3 L☉ |
| Temperature | 6674 K |
| Metallicity | 20-150% |
| Rotation | ? |
| Age | ? years |
| Other designations | |
Pi3 Orionis or Pi-3 Orionis (π3 Ori / π3 Orionis) is the brightest star in the lion's hide (or shield) that Orion is holding. It is one of a series of stars that share the Bayer designation Pi Orionis. It also has the traditional name Tabit.
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