γ-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 Cambridge , γ-Oph is visible all night. It will become visible at around 21:49 (EDT), 31° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 01:06, 50° above your southern horizon. It will be lost to dawn twilight at around 03:36, 38° above your south-western horizon.
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|
Name
γ-Oph
|
Object type
Star
|
Other names
Position
| Right ascension: | 17h47m53s [4] |
| Declination: | +02°42'25" [4] |
| Constellation: | Ophiuchus |
| Magnitude: | 3.73 (V) [2] 3.79 (BT) [2] 3.74 (VT) [2] 3.75 (G) [4] 3.77 (BP) [4] 3.67 (RP) [4] |
| Distance: | 29.7 parsec 97.0 lightyrs [4] |
| B-V Color (mag): | 0.04 |
| Proper motion (speed): | 78.2 mas/yr[4] |
| Proper motion (pos ang): | 197.8° |
Derived quantities
| Absolute mag (V): | 1.41 |
Visibility from Cambridge
All times shown in Cambridge local time.