HD 222093
From Infogalactic: the planetary knowledge core
| Observation data Epoch J2000 Equinox J2000 |
|
|---|---|
| Constellation | Aquarius |
| Right ascension | 23h 37m 39.55961s[1] |
| Declination | −13° 03′ 36.8646″[1] |
| Apparent magnitude (V) | 5.68[2] |
| Characteristics | |
| Spectral type | K0III[3] |
| U−B color index | +0.81[2] |
| B−V color index | +0.99[2] |
| Astrometry | |
| Radial velocity (Rv) | −12.53±0.27[4] km/s |
| Proper motion (μ) | RA: +34.33[1] mas/yr Dec.: +27.04[1] mas/yr |
| Parallax (π) | 12.21 ± 0.37[1] mas |
| Distance | 267 ± 8 ly (82 ± 2 pc) |
| Details | |
| Radius | 10[4] R☉ |
| Luminosity | 44[4] L☉ |
| Surface gravity (log g) | 2.7[4] cgs |
| Temperature | 4,753[4] K |
| Metallicity [Fe/H] | −0.25[4] dex |
| Rotational velocity (v sin i) | 0.0[4] km/s |
| Other designations | |
| Database references | |
| SIMBAD | data |
| Database references | |
| SIMBAD | data |
HD 222093 is a sixth magnitude double star in the equatorial constellation of Aquarius. The primary component is a K-type giant star with a stellar classification of K0III.[3] Most likely this is a wide binary star system; the companion is a magnitude 9.6 star at an angular separation of 33.1″ from the primary.[5]
References
- ↑ 1.0 1.1 1.2 1.3 1.4 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ 2.0 2.1 2.2 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ 3.0 3.1 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ 4.0 4.1 4.2 4.3 4.4 4.5 4.6 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ Lua error in package.lua at line 80: module 'strict' not found.
External links
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