The Alpha Persei Cluster (Melotte 20)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
Finder chart
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From Cambridge , the Alpha Persei Cluster will become visible at around 19:50 (EDT), 44° above your north-western horizon, as dusk fades to darkness. It will then sink towards the horizon, becoming tricky to observe after 23:49 when it dips 12° above your north-western horizon.
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Name
The Alpha Persei Cluster (Melotte 20)
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Object type
Open cluster
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Visibility from Cambridge
All times shown in Cambridge local time.