HD 118508
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Boötes |
| Right ascension | 13h 36m 59.083s |
| Declination | +24° 36′ 47.871″ |
| Apparent magnitude (V) | 5.743 |
| Characteristics | |
| Spectral type | M2 III |
| U−B color index | 1.85 |
| B−V color index | 1.55 |
| Variable type | Variable star variable star identification 6342 § |
| Astrometry | |
| Radial velocity (Rv) | -31 km/s |
| Proper motion (μ) | RA: -25.95 mas/yr Dec.: -2.26 mas/yr |
| Parallax (π) | 6.45 ± 0.78 mas |
| Distance | approx. 510 ly (approx. 160 pc) |
| Absolute magnitude (MV) | 7.339 |
| 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 118508 is a variable star in the constellation Boötes.
References
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