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 Cambridge , θ-Oph is visible between 22:10 and 02:29. It will become accessible at around 22:10, when it rises 16° above your south-eastern horizon, and then reach its highest point in the sky at 00:21, 22° above your southern horizon. It will become inaccessible at around 02:29 when it sinks to 16° above your south-western horizon.
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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] 3.43 (RP)[3] 3.12 (G)[3] 6.27 (BP)[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 |