HD 85951
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Hydra |
| Right ascension | 09h 54m 52.20987s[1] |
| Declination | −19° 00′ 33.6949″[1] |
| Apparent magnitude (V) | 4.94[1] |
| Characteristics | |
| Evolutionary stage | K5 III[1] |
| Astrometry | |
| Radial velocity (Rv) | 50.00 ± 4.2[1] km/s |
| Proper motion (μ) | RA: −47.445[1] mas/yr Dec.: −41.155[1] mas/yr |
| Parallax (π) | 6.2052 ± 0.2415 mas[1] |
| Distance | 530 ± 20 ly (161 ± 6 pc) |
| Other designations | |
| Database references | |
| SIMBAD | data |
HD 85951, also designated HR 3923 and formally named Felis /ˈfiːlɪs/,[2] is a star in the constellation of Hydra. Its apparent magnitude is 4.95. Based on parallax measurements it is about 530 light-years (162 parsecs) from the Sun.
Nomenclature
HD 85951 is the star's entry in the Henry Draper Catalogue and HR 3923 that in the Bright Star Catalogue.
This was the brightest star in the now-obsolete constellation of Felis.[3] In 2016, the IAU organized a Working Group on Star Names (WGSN)[4] to catalog and standardize proper names for stars. The WGSN approved the name Felis for this star on 1 June 2018 and it is now so included in the List of IAU-approved Star Names.[2]
Properties
This star is a K-type orange giant with a stellar classification of K5 III.[1]
References
- ^ a b c d e f g h i j "HD 85951". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 30 September 2012.
- ^ a b "Naming Stars". IAU.org. Retrieved 18 June 2018.
- ^ "Star Tales Felis". Retrieved 16 January 2021.
- ^ "IAU Working Group on Star Names (WGSN)". Retrieved 22 May 2016.
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