Psi Boötis
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Observation data Epoch J2000.0 Equinox J2000.0 | |
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Constellation | Boötes |
Right ascension | 15h 04m 26.7s |
Declination | +26° 56' 51" |
Apparent magnitude (V) | +4.52 |
Distance | 250 ± 13 ly (77 ± 4 pc) |
Spectral type | K2III |
Other designations | |
Database references | |
SIMBAD | data |
Psi Boötis (ψ Boo, ψ Boötis) is a star in the constellation Boötes.
Psi Boötis is an orange K-type giant with an apparent magnitude of +4.52. It is approximately 250 light years from Earth.
Name
This star, according to Assemani, with another in the right arm that may have been ε Boo (Izar), constituted the Arabs' Al Aulād al Nadhlāt, which he rendered Filii altercationis; but the original signifies "the Low, or Mean, Little Ones".[1]
Al Aulād al Nadhlāt or Aulad al Nathlat was the title of this star in the catalogue of stars in Technical Memorandum 33-507 - A Reduced Star Catalog Containing 537 Named Stars.[2]
References
- ↑ Allen, R. H. (1963). Star Names: Their Lore and Meaning (Reprint ed.). New York, NY: Dover Publications Inc. p. 106. ISBN 0-486-21079-0. Retrieved 2010-12-12.
- ↑ Jack W. Rhoads - Technical Memorandum 33-507-A Reduced Star Catalog Containing 537 Named Stars, Jet Propulsion Laboratory, California Institute of Technology; November 15, 1971
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