Observation data Epoch J2000.0 Equinox J2000.0 (ICRS) |
|
---|---|
Constellation | Sagittarius |
Right ascension | 18h 25m 21.04075s [1] |
Declination | −20° 32′ 30.0385″ [1] |
Apparent magnitude (V) | 4.87 |
Absolute magnitude (V) | -0.67[2] |
Distance | 406[2] ly (125 pc) |
Spectral type | K1-2III+A1-2V [1] |
Other designations | |
21 Sagittarii (21 Sgr) is a star in the constellation Sagittarius. Its apparent magnitude is 4.87.
References
- ^ a b c SIMBAD, 21 Sagittarii (accessed 10 February 2013)
- ^ a b "21 Sagittarii (HIP 90289)". Ashland Astronomy Studio. Retrieved 15 Feb 2013.