The star B-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 Seattle , b-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
B-Oph
|
Object Type
Star
|
Position
| Constellation: | Ophiuchus |
| Magnitude: Variable | 4.16 (V) [1] 4.50 (BT) [1] 4.19 (VT) [1] 4.03 (G) [2] 4.25 (BP) [2] 3.86 (RP) [2] |
| B-V Color (mag): | 0.26 |
| Right ascension: | 17h26m22s [2] |
| Declination: | -24°10'32" [2] |
| Distance: | 24.9 parsec 81.1 lightyrs [2] |
| Proper motion (speed): | 117.2 mas/yr [2] |
| Proper motion (pos ang): | 181.0° |
Derived Quantities
| Absolute mag (V): | 2.18 |