The star A-Oph
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 , A-Oph is visible in the dawn sky, rising at 02:39 (EST) and reaching an altitude of 21° above the southern horizon before fading from view as dawn breaks around 05:46.
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|
Name
A-Oph
|
Object Type
Star
|
Position
| Constellation: | Ophiuchus |
| Magnitude: | 4.33 (V) [1] 6.11 (BT) [1] 5.11 (VT) [1] |
| B-V Color (mag): | 0.85 |
| Right ascension: | 17h15m21s [1] |
| Declination: | -26°36'00" [1] |
| Distance: | 6.0 parsec 19.5 lightyrs [1] |
| Proper motion (speed): | 1238.1 mas/yr [1] |
| Proper motion (pos ang): | 202.5° |
Derived Quantities
| Absolute mag (V): | 5.44 |
Source