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Observatory Parameters
Jan 20
Lat. 39.0, Lon. -77.5
Clouds: Seeing:
Waxing Crescent
09:31 20:49

Open Cluster Tr 20 Open Cluster in Crux Constellation

Size: 7' Magnitude: 10.1 Also known as Harvard 7

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Telescope Simulator

Check how Open Cluster Tr 20 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 Jan 20

Open Cluster Tr 20 as seen from Lat. 39.0, Lon. -77.5
Maximum Elevation º at hrs.
Rise: hrs.   Set: hrs.

Monthly Elevation

Best period for observing Open Cluster Tr 20 at hours

Data Sheet

23.0
12h 39m 30s
-60º 38' 00''
N/A
II 2 m -
N/A
Last visited objects: Tr 20

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“The history of astronomy is a history of receding horizons.” Edwin Hubble, 1936
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