Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Puppis |
Right ascension | 07h 14m 38.14062s [1] |
Declination | −48° 16′ 18.9420″ [1] |
Apparent magnitude (V) | 4.76 [2] |
Characteristics | |
Spectral type | B8.5Vn [3] |
U−B color index | -0.29 [2] |
B−V color index | -0.10 [2] |
Astrometry | |
Radial velocity (Rv) | +39.00 [4] km/s |
Proper motion (μ) |
RA: -4.40
[1]
mas/
yr Dec.: +0.01 [1] mas/ yr |
Parallax (π) | 8.66 ± 0.17 mas [1] |
Distance | 377 ± 7
ly (115 ± 2 pc) |
Absolute magnitude (MV) | -0.56 [5] |
Details | |
Mass | 3.39 [6] M☉ |
Luminosity | 220 [6] L☉ |
Temperature | 10,860 [6] K |
Rotational velocity (v sin i) | 240 [6] km/s |
Other designations | |
Database references | |
SIMBAD | data |
HD 56456 is a class B8.5V [3] (blue main-sequence) star in the constellation Puppis. Its apparent magnitude is 4.76 [2] and it is approximately 377 light years away based on parallax. [1]
It has one companion, B, at magnitude 13.5 and separation 18". [7]
Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Puppis |
Right ascension | 07h 14m 38.14062s [1] |
Declination | −48° 16′ 18.9420″ [1] |
Apparent magnitude (V) | 4.76 [2] |
Characteristics | |
Spectral type | B8.5Vn [3] |
U−B color index | -0.29 [2] |
B−V color index | -0.10 [2] |
Astrometry | |
Radial velocity (Rv) | +39.00 [4] km/s |
Proper motion (μ) |
RA: -4.40
[1]
mas/
yr Dec.: +0.01 [1] mas/ yr |
Parallax (π) | 8.66 ± 0.17 mas [1] |
Distance | 377 ± 7
ly (115 ± 2 pc) |
Absolute magnitude (MV) | -0.56 [5] |
Details | |
Mass | 3.39 [6] M☉ |
Luminosity | 220 [6] L☉ |
Temperature | 10,860 [6] K |
Rotational velocity (v sin i) | 240 [6] km/s |
Other designations | |
Database references | |
SIMBAD | data |
HD 56456 is a class B8.5V [3] (blue main-sequence) star in the constellation Puppis. Its apparent magnitude is 4.76 [2] and it is approximately 377 light years away based on parallax. [1]
It has one companion, B, at magnitude 13.5 and separation 18". [7]