α-CrA (Star)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From Cambridge , α-CrA is not readily observable since it lies so far south that it will never rise more than 9° above the horizon.
|
Name
α-CrA
|
Object type
Star
|
Other names
Position
| Right ascension: | 19h09m28s [4] |
| Declination: | −37°54'17" [4] |
| Constellation: | Corona Australis |
| Magnitude: | 4.09 (V) [2] 4.17 (BT) [2] 4.09 (VT) [2] 4.10 (G) [4] 4.12 (BP) [4] 4.02 (RP) [4] |
| Distance: | 36.9 parsec 120.3 lightyrs [4] |
| B-V Color (mag): | 0.06 |
| Proper motion (speed): | 128.4 mas/yr[4] |
| Proper motion (pos ang): | 138.7° |
Derived quantities
| Absolute mag (V): | 1.25 |
Sources