D-Oph (Star)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From Fairfield , d-Oph is not readily observable since it lies so far south that it will never rise more than 18° above the horizon.
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Name
D-Oph
|
Object type
Star
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Other names
Position
| Right ascension: | 17h27m21s [4] |
| Declination: | -29°52'03" [4] |
| Constellation: | Ophiuchus |
| Magnitude: | 4.28 (V) [2] 4.75 (BT) [2] 4.32 (VT) [2] 4.19 (G) [4] 4.39 (BP) [4] 3.84 (RP) [4] |
| Distance: | 34.3 parsec 112.0 lightyrs [4] |
| B-V Color (mag): | 0.37 |
| Proper motion (speed): | 139.0 mas/yr[4] |
| Proper motion (pos ang): | 173.0° |
Derived quantities
| Absolute mag (V): | 1.60 |
Sources