ω-Oph (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 Ashburn , ω-Oph is difficult to observe as it will appear no higher than 19° above the horizon. It is visible in the dawn sky, rising at 04:01 (EST) – 3 hours and 23 minutes before the Sun – and reaching an altitude of 19° above the south-eastern horizon before fading from view as dawn breaks around 06:16.
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|
Name
ω-Oph
|
Object type
Star
|
Position
| Constellation: | Ophiuchus |
| Magnitude: Variable | 4.44 (V) [3] 4.61 (BT) [2] 4.46 (VT) [2] |
| B-V Color (mag): | 0.14 |
| Right ascension: | 16h32m08s [3] |
| Declination: | -21°27'59" [3] |
| Distance: | 51.7 parsec 168.6 lightyrs [5] |
| Proper motion (speed): | 41.1 mas/yr [5] |
| Proper motion (pos ang): | 30.9° |
Derived quantities
| Absolute mag (V): | 0.87 |
Visibility from Ashburn
All times shown in Ashburn local time.