HD 167818
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Sagittarius |
| Right ascension | 18h 18m 03.19136s |
| Declination | −27° 02′ 33.5149″ |
| Apparent magnitude (V) | 4.66 |
| Characteristics | |
| Spectral type | K3II |
| U−B color index | +1.80 |
| B−V color index | +1.66 |
| Astrometry | |
| Radial velocity (Rv) | -16.90 km/s |
| Proper motion (μ) | RA: +5.28 mas/yr Dec.: -3.57 mas/yr |
| Parallax (π) | 4.28±0.33 mas |
| Distance | 760 ± 60 ly (230 ± 20 pc) |
| Absolute magnitude (MV) | -2.17 |
| Details | |
| Mass | 6.3 M☉ |
| Luminosity | 1,810 L☉ |
| Surface gravity (log g) | 2.00 cgs |
| Temperature | 4,030 K |
| Metallicity [Fe/H] | -0.20 dex |
| Rotational velocity (v sin i) | 2.9 km/s |
| Other designations | |
| CD-27°12684, GC 24961, GSC 06852-05204, HIP 89678, HR 6842, HD 167818, SAO 186612 | |
| Database references | |
| SIMBAD | data |
HD 167818 is a class K3II (orange bright giant) star in the constellation Sagittarius. Its apparent magnitude is 4.66 and it is approximately 760 light years away based on parallax.