Alpha Columbae
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Observation data Epoch J2000.0 |
|
---|---|
Constellation (pronunciation) |
Columba |
Right ascension | 05h 39m 54s |
Declination | −34° 04' 17" |
Apparent magnitude (V) | 2.65 |
Absolute magnitude (V) | -1.97 |
Distance | 268 ly (82.2 pc) |
Spectral type | B7IVe |
Other designations | |
Alpha Columbae (α Col / α Columbae) is a subgiant star in the constellation Columba. It also has the traditional name Phact, from Arabic Al-Fakhitah, or the dove.
It has an apparent magnitude of approximately 2.6, making it the brightest star in the constellation.