O-Sco (Star)
Color-magnitude diagram
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
Finder chart
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From Cambridge , O-Sco is not observable – it will reach its highest point in the sky during daytime and is 10° below the horizon at dusk.
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|
Name
O-Sco
|
Object type
Star
|
Other names
Position
| Right ascension: | 16h20m38s [2] |
| Declination: | −24°10'09" [2] |
| Constellation: | Scorpius |
| Magnitude: Variable | 4.59 (V) [2] 5.49 (BT) [2] 4.67 (VT) [2] |
| Distance: | 269.5 parsec 878.7 lightyrs [3] |
| B-V Color (mag): | 0.70 |
| Proper motion (speed): | 14.8 mas/yr[3] |
| Proper motion (pos ang): | 197.0° |
Derived quantities
| Absolute mag (V): | -2.56 |
Visibility from Cambridge
All times shown in Cambridge local time.