97 Aquarii
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Observation data Epoch J2000 |
|
---|---|
Constellation (pronunciation) |
Aquarius |
Right ascension | 23h 22m 39.173s |
Declination | -15° 02′ 21.615″ |
Apparent magnitude (V) | 5.2 |
Characteristics | |
Spectral type | A3V |
U-B color index | 0.1 |
B-V color index | 0.2 |
Astrometry | |
Radial velocity (Rv) | -12 km/s |
Proper motion (μ) | RA: 119.67 mas/yr Dec.: 17.49 mas/yr |
Parallax (π) | 13.75 ± 1.04 mas |
Distance | 240 ± 20 ly (73 ± 6 pc) |
Absolute magnitude (MV) | 5.4 |
Details | |
Mass | ? M☉ |
Radius | ? R☉ |
Luminosity | ? L☉ |
Temperature | ? K |
Metallicity | ? |
Rotation | ? |
Age | ? years |
Visual binary orbit | |
Companion | 97 Aquarii B |
Period (P) | 63.16 yr |
Semimajor axis (a) | 0.42" |
Eccentricity (e) | 0.12 |
Inclination (i) | 78° |
Longitude of the node (Ω) | 99° |
Periastron epoch (T) | 1942 |
Visual binary orbit | |
Companion | 97 Aquarii C |
Semimajor axis (a) | ?" |
Inclination (i) | ?° |
Other designations | |
Database references | |
SIMBAD | data |
97 Aquarii is a star in the constellation Aquarius. Its apparent magnitude is 5.19.
[edit] Components
NAME | Right ascension | Declination | Apparent magnitude (V) | Spectral type | Database references |
---|---|---|---|---|---|
97 Aquarii B (BD-15 6406A) | 23h 22m 36s | -15° 03' 00 | 5.66 | A2V | Simbad |
97 Aquarii C (BD-15 6406B) | 23h 22m 36s | -15° 03' 00 | 6.36 | A7V | Simbad |