The star θ-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 Fairfield , θ-Oph is difficult to observe as it will appear no higher than 19° above the horizon. It will become visible around 19:55 (EDT) as the dusk sky fades, 19° above your south-western horizon. It will then sink towards the horizon, setting 3 hours and 49 minutes after the Sun at 22:40.
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|
Name
θ-Oph
|
Object Type
Star
|
Position
| Constellation: | Ophiuchus |
| Magnitude: Variable | 3.26 (V) [2] 3.02 (BT) [1] 3.23 (VT) [1] 3.12 (G) [3] 6.27 (BP) [3] 3.43 (RP) [3] |
| B-V Color (mag): | -0.19 |
| Right ascension: | 17h22m00s [3] |
| Declination: | -24°59'58" [3] |
| Distance: | 102.1 parsec 332.9 lightyrs [3] |
| Proper motion (speed): | 19.4 mas/yr [3] |
| Proper motion (pos ang): | 188.2° |
Derived Quantities
| Absolute mag (V): | -1.79 |