41 Aquarii
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| Observation data Epoch J2000 |
|
|---|---|
| Constellation (pronunciation) |
Aquarius |
| Right ascension | 22h 14m 18.0321s |
| Declination | -21° 04′ 28.439″ |
| Apparent magnitude (V) | 5.32 |
| Characteristics | |
| Spectral type | K1III |
| U-B color index | 0.43 |
| B-V color index | 0.8 |
| Astrometry | |
| Radial velocity (Rv) | -23.7 km/s |
| Proper motion (μ) | RA: 22.98 mas/yr Dec.: 55.36 mas/yr |
| Parallax (π) | 11.59 ± 0.98 mas |
| Distance | 280 ± 20 ly (86 ± 7 pc) |
| Absolute magnitude (MV) | 6.12 |
| Details | |
| Mass | ? M☉ |
| Radius | ? R☉ |
| Luminosity | ? L☉ |
| Temperature | ? K |
| Metallicity | ? |
| Rotation | ? |
| Age | ? years |
| Visual binary orbit | |
| Companion | 41 Aquarii B |
| Semimajor axis (a) | 5.1" |
| Inclination (i) | 120° |
| Visual binary orbit | |
| Companion | 41 Aquarii C |
| Semimajor axis (a) | 212.1" |
| Inclination (i) | 43° |
| Visual binary orbit | |
| Companion | 41 Aquarii D |
| Semimajor axis (a) | 223.9" |
| Inclination (i) | 258° |
| Visual binary orbit | |
| Companion | 41 Aquarii E |
| Semimajor axis (a) | ?" |
| Eccentricity (e) | ? |
| Other designations | |
| Database references | |
| SIMBAD | data |
41 Aquarii is a star in the constellation Aquarius. Its apparent magnitude is 5.33.
[edit] Components
| NAME | Right ascension | Declination | Apparent magnitude (V) | Spectral type | Database references |
|---|---|---|---|---|---|
| 41 Aquarii B (CCDM J22143-2104AB) | 22h 14m 18.04s | -21° 04' 26.9 | 5.7 | K1 | Simbad |
| 41 Aquarii C (BD-21 6180B) | 22h 14m 18.0s | -21° 04' 30 | 7.2 | F2V | Simbad |
| 41 Aquarii D (HD 210992) | 22h 14m 28.3805s | -21° 01' 56.709 | 8.9 | F2V | Simbad |
| 41 Aquarii E (CCDM J22143-2104D) | 22h 14m 27.51s | -21° 01' 58.2 | 11.8 | Simbad |

