HD 56456
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Puppis |
| Right ascension | 07h 14m 38.14062s |
| Declination | −48° 16′ 18.9420″ |
| Apparent magnitude (V) | 4.76 |
| Characteristics | |
| Spectral type | B8.5Vn |
| U−B color index | -0.29 |
| B−V color index | -0.10 |
| Astrometry | |
| Radial velocity (Rv) | +39.00 km/s |
| Proper motion (μ) | RA: -4.40 mas/yr Dec.: +0.01 mas/yr |
| Parallax (π) | 8.66±0.17 mas |
| Distance | 377 ± 7 ly (115 ± 2 pc) |
| Absolute magnitude (MV) | -0.56 |
| Details | |
| Mass | 3.39 M☉ |
| Luminosity | 220 L☉ |
| Temperature | 10,860 K |
| Rotational velocity (v sin i) | 240 km/s |
| Other designations | |
| CD-48°2807, CCDM J07146-4816A, GC 9635, GSC 08123-02767, HIP 35020, HR 2762, HD 56456, SAO 218567, WDS J07146-4816A | |
| Database references | |
| SIMBAD | data |
HD 56456 is a class B8.5V (blue main-sequence) star in the constellation Puppis. Its apparent magnitude is 4.76 and it is approximately 377 light years away based on parallax.
It has one companion, B, at magnitude 13.5 and separation 18".