M103 (Open cluster)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
Finder chart
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From Cambridge , M103 is visible all night because it is circumpolar. It will be highest in the sky shortly before dawn, when it will be lost to twilight at around 04:23, 27° above your north-eastern horizon. At dusk, it will become visible at around 20:57 (EDT), 18° above your northern horizon.
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|
Name
M103
|
Object type
Open cluster
|
Position
| Right ascension: | 01h33m [3] |
| Declination: | +60°39' [3] |
| Constellation: | Cassiopeia |
| Magnitude: | 7.40 (V) [5] 7.72 (B) [3] |
| Distance: | 2.2 kpc 7.2 klyr [2] |
| B-V Color (mag): | 0.32 |
Derived quantities
| Absolute mag (V): | -4.31 |
Sources
Visibility from Cambridge
All times shown in Cambridge local time.