The star κ-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 Ashburn , κ-Oph is visible all night. It will become visible at around 21:55 (EDT) as the dusk sky fades, 50° above your south-eastern horizon. It will be lost to dawn twilight at around 04:30, 22° above your western horizon.
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|
Name
κ-Oph
|
Object Type
Star
|
Position
| Constellation: | Ophiuchus |
| Magnitude: Variable | 3.19 (V)[1] 4.67 (BT)[1] 3.31 (VT)[1] 2.42 (RP)[2] 2.74 (G)[2] 3.72 (BP)[2] |
| B-V Color (mag): | 1.16 |
| Right Ascension: | 16h57m39s [2] |
| Declination: | +09°22'29" [2] |
| Distance: | 27.2 parsec 88.6 lightyrs [2] |
| Proper motion (speed): | 294.0 mas/yr [2] |
| Proper motion (pos ang): | 267.8° |
Derived Quantities
| Absolute Mag (V): | 1.02 |