Gamma Gruis
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Observation data Epoch J2000.0 |
|
---|---|
Constellation (pronunciation) |
Grus |
Right ascension | 21h 53m 55.70s |
Declination | -37° 21' 54.0" |
Apparent magnitude (V) | 3.00 |
Distance | 203 ly (62.27 pc) |
Spectral type | B8III |
Other designations | |
Gamma Gruis (γ Gru / γ Gruis) is a star in the constellation Grus. It also has the traditional name Aldhanab (Arabic الذنب al-Dhanab for "the tail" of Al-Hut the Southern Whale). Another traditional name is Ras Alkurki (Arabic رأس الكركي ra's al-kurki) for "Head of the Crane".
Gamma Gruis has apparent magnitude +3.01 (third-magnitude) and is a blue giant belonging to spectral class B8III. The luminosity of Gamma Gruis is neary 210 times that of the Sun. It is approximately 203 light years from Earth.
[edit] References
- HD 207971 -- Star. SIMBAD Astronomical Database. Retrieved on 2007-03-30.