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

Open Cluster Ru 139 Open Cluster in Sagittarius Constellation

Size: 10' Magnitude: N/A
Uploaded by Donbouc
Size: 4,241 × 2,829 px
Visual Field: 0.7º
Uploaded by rpiacenti GO, Brazil
Size: 1,046 × 719 px
Uploaded by thocaos
Size: 3,906 × 2,602 px
Visual Field: 0.8º
Uploaded by djtrotter
Size: 5,158 × 3,448 px
Visual Field: 0.8º
Uploaded by jwoody
Size: 3,286 × 1,948 px
Visual Field: 1.1º
Uploaded by Mamete
Size: 1,824 × 1,219 px

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Telescope Simulator

Check how Open Cluster Ru 139 would look like through your camera, eyepiece or binoculars.

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Hourly Elevation Jan 20

Open Cluster Ru 139 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 Ru 139 at hours

Data Sheet

18h 01m 12s
-23º 31' 59''
III 2rn:b -
Last visited objects: Ru 139

Astronomy Quote of the Day

“If somebody had said before the flight, "Are you going to get carried away looking at the Earth from the moon?" I would have say, "No, no way." But yet when I first looked back at the Earth, standing on the moon, I cried.” Alan Shepard, Astronaut
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