C47
NGC 6934
Object Data
- Catalog Designation
- C47
- Type
- GlobularCluster
- Constellation
- Delphinus
- Magnitude
- 8.9
- Right Ascension
- 20h 34m 11.3s
- Declination
- +07° 24' 14.4"
- Distance
- 52,000 light-years
- Angular Size
- 6
Survey Image
Loading survey image…
About C47
Description
NGC 6934 is a globular cluster in Delphinus, about 50,000 light-years away. It is a moderately concentrated cluster spanning about 5.9 arcminutes with an integrated magnitude of 8.9.
Observing Tips
Visible as a small, fuzzy ball in a 4-inch telescope. An 8-inch scope begins to resolve the outer edges into individual stars at 150x+. Located in Delphinus, best observed in summer and autumn evenings.
History
Discovered by William Herschel on September 24, 1785. It is one of two Caldwell globular clusters in the small constellation Delphinus (along with C42).
Fun Facts
NGC 6934 contains a relatively high number of RR Lyrae variable stars, which are used as standard candles for measuring distances in astronomy.
Community Photos (1)
Credit: en:NASA, en:STScI, en:WikiSky. License: Public domain. (Wikimedia Commons)
Skybred Mar 2, 2026