The Tom Thumb Cluster (NGC6451)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
From South El Monte , the Tom Thumb Cluster is visible between 21:35 and 00:43. It will become accessible at around 21:35, when it rises to an altitude of 21° above your southern horizon. It will reach its highest point in the sky at 23:09, 25° above your southern horizon. It will become inaccessible at around 00:43 when it sinks below 21° above your southern horizon.
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Name
The Tom Thumb Cluster (NGC6451)
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Object type
Open cluster
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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