HD 131473
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Boötes |
| Right ascension | 14h 53m 23.348s |
| Declination | +15° 42′ 18.602″ |
| Apparent magnitude (V) | 6.51 |
| Characteristics | |
| Spectral type | F9V |
| U−B color index | 0.12 |
| B−V color index | 0.57 |
| Astrometry | |
| Radial velocity (Rv) | 20.8 km/s |
| Proper motion (μ) | RA: -23.6 mas/yr Dec.: 23.11 mas/yr |
| Parallax (π) | 20.4 ± 1.43 mas |
| Distance | 160 ± 10 ly (49 ± 3 pc) |
| Absolute magnitude (MV) | 7.07 |
| Details | |
| Mass | 1.7 M☉ |
| Radius | 1.4 R☉ |
| Luminosity | 6 L☉ |
| Temperature | 6,000–7,500 K |
| Orbit | |
| Companion | CCDM 14534+1542 B STT 288 |
| Period (P) | 215.4 yr |
| Semi-major axis (a) | 1.09" |
| Eccentricity (e) | 0.6 |
| Inclination (i) | 112.5° |
| Longitude of the node (Ω) | 4.7° |
| Periastron epoch (T) | 1819.3 |
| Other designations | |
SAO 101273, BD+16° 2705, HIP 72846, HR 5550. | |
| Database references | |
| SIMBAD | data |
| Data sources: | |
| Hipparcos Catalogue, CCDM (2002), Bright Star Catalogue (5th rev. ed.) | |
HD 131473 is a double or multiple star in the constellation Boötes.
References
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||