ξ-Oph (Star)
Color-magnitude diagram
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
Finder chart
Click and drag the chart above to pan around the sky, or use the mouse wheel to zoom.
Click to enlarge.
From Cambridge , ξ-Oph is visible between 22:22 and 03:02. It will become accessible at around 22:22, when it rises to an altitude of 18° above your south-eastern horizon. It will reach its highest point in the sky at 00:42, 26° above your southern horizon. It will become inaccessible at around 03:02 when it sinks below 18° above your south-western horizon.
Begin typing the name of a town near to you, and then select the town from the list of options
which appear below.
|
Name
ξ-Oph
|
Object type
Star
|
Position
| Right ascension: | 17h21m00s [2] |
| Declination: | −21°06'44" [2] |
| Constellation: | Ophiuchus |
| Magnitude: | 4.39 (V) [2] |
| Distance: | 17.4 parsec 56.6 lightyrs [3] |
| B-V Color (mag): | 0.39 |
| Proper motion (speed): | 334.6 mas/yr[3] |
| Proper motion (pos ang): | 128.0° |
Derived quantities
| Absolute mag (V): | 3.19 |
Visibility from Cambridge
All times shown in Cambridge local time.