100% mobile compatible
Observatory Parameters
Jan 20
Lat. 39.0, Lon. -77.5
Clouds: Seeing:
Waxing Crescent
09:31 20:49

Open Cluster NGC 6939 Open Cluster in Cepheus Constellation

Size: 10' Magnitude: 7.8 Also known as OCL 217
Credit: NGC/IC Project
Uploaded by Archer
Size: 2,113 × 1,515 px
Visual Field: 0.8º
Uploaded by GLM00 CA, United States
Size: 1,998 × 1,506 px
Visual Field: 0.9º
ISO: 400
Uploaded by Robsi
Size: 2,500 × 1,753 px
Visual Field: 0.6º
Uploaded by Fernando_Huet
Size: 3,849 × 2,544 px
Visual Field: 0.7º
Uploaded by Antares Niederösterreich, Austria
Size: 1,893 × 2,485 px
ISO: 640
Uploaded by Ray_Blais
Size: 5,160 × 3,402 px
Visual Field: 0.8º

Build and share your astrophotographer profile for free!

Upload Your Astrophotography
View all...

Telescope Simulator

Check how Open Cluster NGC 6939 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.

Camera Eyepiece Binoculars Off

Hourly Elevation Jan 20

Open Cluster NGC 6939 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 NGC 6939 at hours

Data Sheet

20h 31m 29s
60º 39' 42''
I1m -
Last visited objects: NGC 6939

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
Astronomy Planning Made Easy. Learn more.