HD 126009
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Boötes |
| Right ascension | 14h 22m 14.0013s |
| Declination | +29° 22′ 11.712″ |
| Apparent magnitude (V) | 6.62 |
| Characteristics | |
| Spectral type | MIII |
| B−V color index | 1.6 |
| Variable type | Variable star CI Boo |
| Astrometry | |
| Radial velocity (Rv) | -18.2 km/s |
| Proper motion (μ) | RA: -38.76 mas/yr Dec.: -26.3 mas/yr |
| Parallax (π) | 4.60 ± 0.76 mas |
| Distance | approx. 700 ly (approx. 220 pc) |
| Absolute magnitude (MV) | 8.06 |
| Details | |
| Mass | 0.4 M☉ |
| Radius | 0.5 R☉ |
| Luminosity | 0.04 L☉ |
| Temperature | 2,000–3,500 K |
| Other designations | |
CI Boötes, BD+30° 2513, HIP 70236, SAO 83312. | |
| Database references | |
| SIMBAD | data |
| Data sources: | |
| Hipparcos Catalogue, CCDM (2002), Bright Star Catalogue (5th rev. ed.) | |
HD 126009 or CI Boötis is a variable star in the constellation Boötes.
References
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||