Pi Puppis
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| Observation data Equinox J2000 |
|
|---|---|
| Constellation | Puppis |
| Right ascension | 07h 17m 08.6s |
| Declination | -37° 05′ 51″ |
| Apparent magnitude (V) | 2.71 |
| Characteristics | |
| Spectral type | K3 Ib |
| U-B color index | 1.24 |
| B-V color index | 1.62 |
| Variable type | ? |
| Astrometry | |
| Radial velocity (Rv) | 16 km/s |
| Proper motion (μ) | RA: -10.57 mas/yr Dec.: 7.00 mas/yr |
| Parallax (π) | 2.98 ± 0.55 mas |
| Distance | approx. 1100 ly (approx. 340 pc) |
| Absolute magnitude (MV) | −4.92 |
| Details | |
| Mass | 13-14 M☉ |
| Radius | 290 R☉ |
| Luminosity | 19,200 L☉ |
| Temperature | 4,000 K |
| Metallicity | ? |
| Rotation | ? |
| Age | ? years |
| Other designations | |
Pi Puppis (π Pup / π Puppis) is a star in the constellation Puppis that is occasionally called by the traditional name Ahadi, meaning "Having Much Promise".
For the meteor shower appearing in the region of this star, see Pi Puppids.
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