- Wild Duck Cluster
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Wild Duck Cluster
The Wild Duck Cluster (M11-NGC 6705)Observation data (J2000.0 epoch) Constellation Scutum Right ascension 18h 51.1m Declination −06° 16′ Distance 6,200 ly (1,900 pc) Apparent magnitude (V) 6.3 Apparent dimensions (V) 14.0′ Physical characteristics Estimated age 220 million years Other designations Messier 11, NGC 6705 See also: Open cluster, List of open clusters The Wild Duck Cluster (also known as Messier 11, or NGC 6705) is an open cluster in the constellation Scutum. It was discovered by Gottfried Kirch in 1681. Charles Messier included it in his catalogue in 1764.
The Wild Duck Cluster is one of the richest and most compact of the known open clusters, containing about 2900 stars. Its age has been estimated to about 220 million years. Its name derives from the brighter stars forming a triangle which could represent a flying flock of ducks.
External links
- Messier 11, SEDS Messier pages
- Messier 11 - LRGB result based on 2 hrs total data
- Messier 11 in Scutum Star Cloud - 50mm wide-field DSLR image
- The Wild Duck Cluster on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
Coordinates: 18h 51.1m 00s, +06° 16′ 00″
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- NGC objects
- Open clusters
- Scutum constellation
- Star cluster stubs
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