Rukbat (Star)
Color-magnitude diagram
Red-band image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
Finder chart
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From Ashburn , Rukbat is not readily observable since it lies so far south that it will never rise more than 10° above the horizon.
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|
Name
Rukbat
|
Object Type
Star
|
Position
| Constellation: | Sagittarius |
| Magnitude: | 3.94 (V)[1] 3.82 (BT)[1] 3.93 (VT)[1] 4.03 (RP)[2] 3.92 (G)[2] 3.93 (BP)[2] |
| B-V Color (mag): | -0.09 |
| Right Ascension: | 19h23m53s [2] |
| Declination: | -40°36'59" [2] |
| Distance: | 54.4 parsec 177.4 lightyrs [2] |
| Proper motion (speed): | 123.4 mas/yr [2] |
| Proper motion (pos ang): | 165.3° |
Derived Quantities
| Absolute Mag (V): | 0.26 |