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Observatory Parameters
Apr 23
Clouds: Seeing:
First Quarter
13:14 02:47

Alpha Persei · Mel 20 Open Cluster in Perseus Constellation

Size: 3.1º Magnitude: 1.2 Also known as Cr 39
Uploaded by Astrophotographer
Size: 1,502 × 955 px
ISO: 3,200
Uploaded by Astronomer598 CA, United States
Size: 1,200 × 1,050 px
Uploaded by jsolaz
Size: 1,385 × 965 px
Uploaded by jsolaz
Size: 1,445 × 963 px
Uploaded by astrophotoman
Size: 400 × 594 px
Visual Field: 4.1º
Uploaded by dav2267
Size: 1,824 × 993 px
Visual Field: 3.3º

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Telescope Simulator

Check how Alpha Persei would look like through your camera, eyepiece or binoculars.

This tool was designed to check framing, not visual magnitude. Objects will look dimmer on your eyepiece and binoculars.

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Hourly Elevation Apr 23

Alpha Persei as seen from Leesburg
Maximum Elevation º at hrs.
Rise: hrs.   Set: hrs.

Monthly Elevation

Best period for observing Alpha Persei at hours

Data Sheet

3h 24m 17s
49º 51' 59''
III 3 m -
Last visited objects: Alpha Persei

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