Y-Oph (Star)
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 , Y-Oph is not observable – it will reach its highest point in the sky during daytime and is no higher than 17° above the horizon at dusk.
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|
Name
Y-Oph
|
Object type
Star
|
Other names
Position
| Right ascension: | 17h52m38s [4] |
| Declination: | −06°08'36" [4] |
| Constellation: | Ophiuchus |
| Magnitude: Variable | 6.18 (V) [2] 7.92 (BT) [2] 6.33 (VT) [2] 5.64 (G) [4] 6.56 (BP) [4] 4.69 (RP) [4] |
| Distance: | 761.8 parsec 2483.6 lightyrs [4] |
| B-V Color (mag): | 1.35 |
| Proper motion (speed): | 5.6 mas/yr[4] |
| Proper motion (pos ang): | 212.8° |
Derived quantities
| Absolute mag (V): | -3.23 |
Visibility from Cambridge
All times shown in Cambridge local time.