41 Aquarii
From Infogalactic: the planetary knowledge core
| Observation data Epoch J2000 Equinox J2000 |
|
|---|---|
| Constellation | Aquarius |
| Right ascension | 22h 14m 18.03271s[1] |
| Declination | –21° 04′ 28.4330″[1] |
| Apparent magnitude (V) | 5.354[2] |
| Characteristics | |
| Spectral type | K0 III + F8 V[3] |
| U−B color index | +0.465[2] |
| B−V color index | +0.834[2] |
| Astrometry | |
| Radial velocity (Rv) | –23.7[4] km/s |
| Proper motion (μ) | RA: +24.30[1] mas/yr Dec.: +56.07[1] mas/yr |
| Parallax (π) | 13.97 ± 0.73[1] mas |
| Distance | 230 ± 10 ly (72 ± 4 pc) |
| Details | |
| Surface gravity (log g) | 2.85[5] cgs |
| Temperature | 4,750[5] K |
| Metallicity [Fe/H] | –0.13[5] dex |
| Other designations | |
41 Aquarii (abbreviated 41 Aqr) is a double star[3] in the equatorial constellation of Aquarius. 41 Aquarii is its Flamsteed designation. Its apparent magnitude is 5.354[2] and is located at a distance of around 230 light-years (71 parsecs) from Earth. The brighter component is a red clump[7] giant star with a stellar classification of K0 III and a magnitude of 5.73. At an angular separation of 5.148 arcseconds, the fainter companion is an F-type main sequence star with a magnitude 7.16 and a classification of F8 V.[3]
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 2.3 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ 3.0 3.1 3.2 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ Lua error in package.lua at line 80: module 'strict' not found.
- ↑ 5.0 5.1 5.2 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ Lua error in package.lua at line 80: module 'strict' not found.
- ↑ Lua error in package.lua at line 80: module 'strict' not found.
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