HD 39225
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Auriga |
| Right ascension | 05h 52m 40.0931s |
| Declination | +33° 55′ 02.863″ |
| Apparent magnitude (V) | 6.07 |
| Characteristics | |
| Spectral type | M1.5II-III |
| U−B color index | 1.97 |
| B−V color index | 1.6 |
| Variable type | Variable star |
| Astrometry | |
| Radial velocity (Rv) | 99.9 km/s |
| Proper motion (μ) | RA: 18.21 mas/yr Dec.: 8.5 mas/yr |
| Parallax (π) | 4.38 ± 1.32 mas |
| Distance | approx. 700 ly (approx. 230 pc) |
| Absolute magnitude (MV) | 7.65 |
| Details | |
| Mass | 0,4 M☉ |
| Radius | 0,5 R☉ |
| Luminosity | 0,04 L☉ |
| Temperature | 2,000–3,500 K |
| Other designations | |
| Database references | |
| SIMBAD | data |
| Data sources: | |
| Hipparcos Catalogue, CCDM (2002), Bright Star Catalogue (5th rev. ed.) | |
HD 39225 is a variable star in the constellation Auriga.
References
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||