The open cluster M 18
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
Finder chart
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From Seattle , M 18 is visible between 00:01 and 03:07. It will become accessible around 00:01, when it rises to an altitude of 21° above your south-eastern horizon. It will reach its highest point in the sky at 01:34, 25° above your southern horizon. It will become inaccessible around 03:07 when it sinks below 22° above your south-western horizon.
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|
Name
M 18
|
Object Type
Open Cluster
|
Position
| Constellation: | Sagittarius |
| Magnitude: | 6.90 (V) [4] 7.24 (B) [3] |
| B-V Color (mag): | 0.34 |
| Right ascension: | 18h19m [3] |
| Declination: | -17°06' [3] |
| Distance: | 1.3 kpc 4.2 klyr [2] |
Derived Quantities
| Absolute mag (V): | -3.66 |
Visibility from Seattle
All times shown in Seattle local time.