The Tom Thumb Cluster (NGC6451)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
Finder chart
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From South El Monte , the Tom Thumb Cluster is visible in the evening sky, becoming accessible around 20:39 (PDT), 25° above your southern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 20:55, 25° above your southern horizon. It will continue to be observable until around 22:29, when it sinks below 21° above your southern horizon.
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Name
The Tom Thumb Cluster (NGC6451)
|
Object type
Open cluster
|
Position
| Right ascension: | 17h50m [2] |
| Declination: | −30°12' [2] |
| Constellation: | Scorpius |
| Magnitude: | 8.20 (V) [4] |
| Distance: | 2.1 kpc 6.8 klyr [1] |
Derived quantities
| Absolute mag (V): | -3.39 |
Sources
Visibility from South El Monte
All times shown in South El Monte local time.