45_Aquarii
45 Aquarii
Star in the constellation Aquarius
45 Aquarii is a star in the zodiac constellation of Aquarius. 45 Aquarii is its Flamsteed designation. Its apparent magnitude is 5.96.
Quick Facts Constellation, Right ascension ...
Observation data Epoch J2000.0 Equinox J2000.0 (ICRS) | |
---|---|
Constellation | Aquarius |
Right ascension | 22h 19m 00.74091s[1] |
Declination | −13° 18′ 17.9706″[1] |
Apparent magnitude (V) | 5.96[2] |
Characteristics | |
Spectral type | K0 III[3] |
B−V color index | 1.075±0.004[2] |
Astrometry | |
Radial velocity (Rv) | +30.0±2.9[2] km/s |
Proper motion (μ) | RA: +73.313[1] mas/yr Dec.: −9.010[1] mas/yr |
Parallax (π) | 9.8225 ± 0.0992 mas[1] |
Distance | 332 ± 3 ly (102 ± 1 pc) |
Absolute magnitude (MV) | 0.69[2] |
Details | |
Radius | 10.42+0.38 −1.46[1] R☉ |
Luminosity | 49.8±0.6[1] L☉ |
Temperature | 4750±374[1] K |
Other designations | |
Database references | |
SIMBAD | data |
Close
- Brown, A. G. A.; et al. (Gaia collaboration) (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics. 616. A1. arXiv:1804.09365. Bibcode:2018A&A...616A...1G. doi:10.1051/0004-6361/201833051. Gaia DR2 record for this source at VizieR.
- Anderson, E.; Francis, Ch. (2012), "XHIP: An extended hipparcos compilation", Astronomy Letters, 38 (5): 331, arXiv:1108.4971, Bibcode:2012AstL...38..331A, doi:10.1134/S1063773712050015, S2CID 119257644.
- Houk, Nancy; Smith-Moore, M. (1978), Michigan catalogue of two-dimensional spectral types for the HD stars, vol. 4, Ann Arbor: Dept. of Astronomy, University of Michigan, Bibcode:1988mcts.book.....H.
- "45 Aqr". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2019-05-16.
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