| |
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Puppis |
| Right ascension | 07h59m 52.05117s[1] |
| Declination | −18° 23′ 57.2292″[1] |
| Apparent magnitude (V) | 4.61[2] |
| Characteristics | |
| Spectral type | A2Vn[3] |
| U−B color index | +0.08[2] |
| B−V color index | +0.08[2] |
| Astrometry | |
| Radial velocity (Rv) | -13.30[4] km/s |
| Proper motion (μ) | RA: -6.38[1] mas/yr Dec.: -36.05[1] mas/yr |
| Parallax (π) | 13.52 ± 0.64 mas[1] |
| Distance | 240 ± 10 ly (74 ± 4 pc) |
| Absolute magnitude (MV) | 0.27[5] |
| Details | |
| Mass | 2.69[6] M☉ |
| Radius | 3.6[7] R☉ |
| Luminosity | 87[6] L☉ |
| Surface gravity (log g) | 3.38[8] cgs |
| Temperature | 8,892[6] K |
| Rotational velocity (v sin i) | 218[6] km/s |
| Other designations | |
BD-18°2118, FK5 1212, GC 10825, GSC 05986-03435, HIP 39095, HR 3131, HD 65810, SAO 153687 | |
| Database references | |
| SIMBAD | data |
HD 65810 is a class A2V[3] (white main-sequence) star in the constellation Puppis. Its apparent magnitude is 4.61[2] and it is approximately 241 light years away based on parallax.[1]
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