The star χ-Oph
Color-magnitude diagram
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
Finder chart
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From Cambridge , χ-Oph is visible in the dawn sky, rising at 03:23 (EST) – 3 hours and 48 minutes before the Sun – and reaching an altitude of 21° above the south-eastern horizon before fading from view as dawn breaks around 05:59.
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|
Name
χ-Oph
|
Object Type
Star
|
Position
| Constellation: | Ophiuchus |
| Magnitude: Variable | 4.26 (V) [2] 4.51 (BT) [1] 4.28 (VT) [1] 4.12 (G) [3] 4.41 (BP) [3] 3.81 (RP) [3] |
| B-V Color (mag): | 0.21 |
| Right ascension: | 16h27m01s [3] |
| Declination: | -18°27'22" [3] |
| Distance: | 122.3 parsec 398.7 lightyrs [3] |
| Proper motion (speed): | 22.3 mas/yr [3] |
| Proper motion (pos ang): | 192.9° |
Derived Quantities
| Absolute mag (V): | -1.18 |
Visibility from Cambridge
All times shown in Cambridge local time.