The Alpha Persei Cluster (Melotte 20)

Image of the Alpha Persei Cluster
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
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From South El Monte , the Alpha Persei Cluster will become visible at around 18:22 (PST), 67° above your north-western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 02:07.

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Name The Alpha Persei Cluster (Melotte 20)
Object type Open cluster
Other names
The Alpha Persei Cluster
Mel 20[1]
Position
Right ascension:03h20m [1]
Declination:+48°10' [1]
Constellation:Perseus
Magnitude:1.20 (V) [1]
Source
Visibility from South El Monte

All times shown in South El Monte local time.

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South El Monte

Latitude:
Longitude:
Timezone:

34.05°N
118.05°W
PST

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Last updated: 25 Feb 2026, 19:10 UTC
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