NGC 6939
open sterrenhoop Van Wikipedia, de vrije encyclopedie
open sterrenhoop Van Wikipedia, de vrije encyclopedie
NGC 6939 is een open sterrenhoop in het sterrenbeeld Cepheus. Het hemelobject werd op 9 september 1798 ontdekt door de Duits-Britse astronoom William Herschel.
| NGC 6939 | ||||
|---|---|---|---|---|
 | ||||
| Sterrenbeeld Cepheus | ||||
| Type | Open sterrenhoop | |||
| NGC | NGC 6939 | |||
| Rechte klimming | 20u31m30,0s | |||
| Declinatie (Epoche 2000) |
+60° 39' 43" | |||
| Magnitude | 7,8 mag | |||
| Schijnbare afmeting | 10,0' | |||
| ||||
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