HD 63922 is a class B0III[3] (blue giant) star in the constellation Puppis. Its apparent magnitude is 4.11[2] and it is approximately 1600 light years away based on parallax.[1]
Quick Facts Observation data Epoch J2000 Equinox J2000, Constellation ...
HD 63922
Location of HD 63922 (circled) |
Observation data
Epoch J2000 Equinox J2000 |
| Constellation |
Puppis |
| Right ascension |
07h 49m 14.29536s[1] |
| Declination |
−46° 22′ 23.5422″[1] |
| Apparent magnitude (V) |
4.11[2] |
| Characteristics |
| Spectral type |
B0III[3] |
| U−B color index |
−1.01[2] |
| B−V color index |
−0.18[2] |
| Astrometry |
|---|
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|---|
| Radial velocity (Rv) | +24.00[4] km/s |
| Proper motion (μ) | RA: −4.37[1] mas/yr
Dec.: +8.66[1] mas/yr |
| Parallax (π) | 1.98±0.28 mas[1] |
| Distance | approx. 1,600 ly
(approx. 510 pc) |
| Absolute magnitude (MV) | −4.37[5] |
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| Details |
|---|
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| Mass | 19.3[6] M☉ |
| Luminosity | 3209[5] L☉ |
| Surface gravity (log g) | 3.95[7] cgs |
| Temperature | 31,200[7] K |
| Metallicity [Fe/H] | +0.16[5] dex |
| Rotational velocity (v sin i) | 49[3] km/s |
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| Other designations |
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| P Puppis, CD−46°3458, CCDM J07493-4622A, GC 10576, GSC 08134-03515, HIP 38164, HR 3055, HD 63922, SAO 219035, WDS J07492-4622Aa,Ab |
| Database references |
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| SIMBAD | data |
Close
It is a multiple star; the primary has one close companion, Ab, at 0.3" separation and magnitude 7.19, and a more distant one, B, at 59.1" and 8.79 magnitude.[8]
