89 Aquarii
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Observation data Epoch J2000 |
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Constellation (pronunciation) |
Aquarius |
Right ascension | 23h 09m 54.8996s |
Declination | -22° 27′ 27.401″ |
Apparent magnitude (V) | 4.726 |
Characteristics | |
Spectral type | G7III |
U-B color index | 0.39 |
B-V color index | 0.65 |
Astrometry | |
Radial velocity (Rv) | -4.8 km/s |
Proper motion (μ) | RA: 35.92 mas/yr Dec.: -7.79 mas/yr |
Parallax (π) | 6.26 ± 1.06 mas |
Distance | approx. 520 ly (approx. 160 pc) |
Absolute magnitude (MV) | 5.334 |
Details | |
Mass | ? M☉ |
Radius | ? R☉ |
Luminosity | ? L☉ |
Temperature | ? K |
Metallicity | ? |
Rotation | ? |
Age | ? years |
Visual binary orbit | |
Companion | 89 Aquarii B |
Semimajor axis (a) | 0.2" |
Inclination (i) | 286° |
Other designations | |
CCDM J23099-2227AB, GSC 06401-01356, IRC -20630, TD1 29655, 89 Aqr, HD 218640, JP11 3594, TYC 6401-1356-1, RST 3320AB, HD 218641, 2MASS J23095490-2227272, UBV M 26867, CD-23 17771, HIC 114375, PLX 5606, UBV 19827, CPD-23 8278, HIP 114375, PPM 274652, uvby98 100218640 AB, GC 32262, HR 8817, SAO 191687, YZ 112 15563, GCRV 14541, IDS 23046-2300 AB, WDS J23099-2227.
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Database references | |
SIMBAD | data |
89 Aquarii is a star in the constellation Aquarius. Its apparent magnitude is 4.71.