Observation data Epoch J2000 Equinox J2000 |
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Constellation | Aquarius |
Right ascension | 23h 41m 45.8059s |
Declination | -17° 48′ 59.519″ |
Apparent magnitude (V) | 4.825 |
Characteristics | |
Spectral type | G2V |
U−B color index | 0.49 |
B−V color index | 0.82 |
Astrometry | |
Radial velocity (Rv) | 3.2 km/s |
Proper motion (μ) | RA: 13.93 mas/yr Dec.: 0.11 mas/yr |
Parallax (π) | 5.07 ± 0.83 mas |
Distance | approx. 600 ly (approx. 200 pc) |
Absolute magnitude (MV) | 5.609 |
Details | |
Mass | 1,1 M☉ |
Radius | 1,1 R☉ |
Luminosity | 1,2 L☉ |
Temperature | 5,000–6,000 K |
Metallicity | ? |
Rotation | 0,008981 Year |
Age | ? years |
Orbit | |
Companion | 104 Aquarii B |
Semimajor axis (a) | 120.8" |
Inclination (i) | 6° |
Orbit | |
Companion | 104 Aquarii C |
Semimajor axis (a) | 90.2" |
Inclination (i) | 76° |
Other designations | |
GSC 06407-01131, 2MASS J23414580-1748596, TYC 6407-1131-1, BD-18° 6358, HD 222574, NSV 14671, UBV M 27181, BDS 12511 A, HIC 116901, PLX 5731, UBV 20376, CCDM J23418-1748A, HIP 116901, PPM 241983, uvby98 100222574, CSI-18° 6358 1, HR 8982, ROT 3438, YZ 108 9890, GC 32911, IDS 23366-1822 A, SAO 165836, GCRV 14847, IRC -20640, JP11 3647, TD1 30025.
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Database references | |
SIMBAD | data |
Database references | |
SIMBAD | data |
Data sources: | |
Hipparcos Catalogue, CCDM (2002), Bright Star Catalogue (5th rev. ed.) |
104 Aquarii (104 Aqr) is a triple star in Aquarius. 104 Aqr A is a spectroscopic binary and is suspected to be variable.
NAME | Right ascension | Declination | Apparent magnitude (V) | Database references |
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104 Aquarii B (BD-18 6358B) | 23h 41m 45.8s | -17° 48' 36 | 7.9 | Simbad |
104 Aquarii C (BD-18 6358C) | 23h 41m 54s | -17° 48' 0.0 | 11.9 | Simbad |
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