101 Aquarii
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101 Aquarii
| Observation data Epoch J2000 Equinox J2000 |
|
|---|---|
| Constellation | Aquarius |
| Right ascension | 23h 33m 16.6235s |
| Declination | -20° 54′ 52.215″ |
| Apparent magnitude (V) | 4.709 |
| Characteristics | |
| Spectral type | A0V |
| U−B color index | 0 |
| B−V color index | 0.02 |
| Astrometry | |
| Radial velocity (Rv) | 15 km/s |
| Proper motion (μ) | RA: -2.55 mas/yr Dec.: 8.64 mas/yr |
| Parallax (π) | 10.18 ± 0.75 mas |
| Distance | 320 ± 20 ly (98 ± 7 pc) |
| Absolute magnitude (MV) | 4.728 |
| Details | |
| Mass | 3,1 M☉ |
| Radius | 2,1 R☉ |
| Luminosity | 40 L☉ |
| Temperature | 7,500–10,000 K |
| Metallicity | ? |
| Rotation | 0,000981 Year |
| Age | ? years |
| Orbit | |
| Companion | 101 Aquarii B |
| Semimajor axis (a) | 0.9" |
| Inclination (i) | 126° |
| Other designations | |
|
b3 Aquarii, CCDM J23333-2055AB, IRAS 23306-2111, SAO 191988, GSC 06409-01232, JP11 3635, HD 221565, 2MASS J23331663-2054520, TD1 29921, B 1900AB, HIC 116247, N30 5170, TYC 6409-1232-1, BD-21° 6437, HIP 116247, PLX 5696, UBV 20249, GC 32750, HR 8939, PPM 275084, uvby98 100221565 AB, GCRV 14768, IDS 23280-2128 AB, ROT 3418, YZ 111 9850.
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| Database references | |
| SIMBAD | data |
| Data sources: | |
| Hipparcos Catalogue, CCDM (2002), Bright Star Catalogue (5th rev. ed.) |
|
101 Aquarii or b3 Aquarii (101 Aqr) is a binary star in the constellation of Aquarius.
References
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