HD 37320
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Orion |
| Right ascension | 05h 38m 01.12s |
| Declination | +07° 32′ 29.1″ |
| Apparent magnitude (V) | 5.852±0.009 |
| Characteristics | |
| Evolutionary stage | Blue giant |
| Spectral type | B7III |
| Apparent magnitude (U) | 5.44 |
| Apparent magnitude (B) | 5.788 |
| Apparent magnitude (G) | 5.844 |
| Apparent magnitude (J) | 5.933 |
| Apparent magnitude (H) | 5.997 |
| Apparent magnitude (K) | 5.964 |
| Astrometry | |
| Radial velocity (Rv) | 20.1±1 km/s |
| Proper motion (μ) | RA: 10.602 mas/yr Dec.: -15.499 mas/yr |
| Parallax (π) | 3.5025±0.0568 mas |
| Distance | 930 ± 20 ly (286 ± 5 pc) |
| Absolute magnitude (MV) | -1.43 |
| Details | |
| Mass | 5.644±0.282 M☉ |
| Radius | 4.696 R☉ |
| Luminosity | 218.78 L☉ |
| Temperature | 12,303 K |
| Rotational velocity (v sin i) | 25 km/s |
| Other designations | |
| BD+07 953, Gaia DR2 3334369174165649536, Gaia DR3 3334369174165649536, HIP 26487, HR 1920, SAO 112979, PPM 149251, TIC 144611068, TYC 714-524-1, GSC 00714-00524, 2MASS J05380112+0732292 | |
| Database references | |
| SIMBAD | data |
HD 37320 (HR 1920, HIP 26487) is a star located in the constellation Orion. It is an evolved blue giant star, based on its spectral type of B8III. The distance to HD 37320 is calculated at 285.5 parsecs (931 light-years), based on a parallax from Gaia EDR3. The apparent magnitude of the star is 5.852, which is above the limiting magnitude for naked-eye vision (6.5m), making it faintly visible to the naked eye.