The Wild Duck Cluster - Messier 11 in Scutum

            The Wild Duck Cluster is one of the richest and most compact of the known open clusters. It is one of the most massive open clusters known, and it has been extensively studied. Its age has been estimated to be about 316 million years. The brightest cluster member is visual magnitude 8, and it has 870 members of at least magnitude 16.5. (ref: Wikipedia)

Observation data (J2000.0 epoch)
Right ascension: 18h 51m 05.0s
Declination: −06° 16′ 12″
Distance: 6,120 light-years
Apparent magnitude (V): 5.8
Apparent dimensions (V): 22.8′

Tech Specs: William Optics REDCAT 51 Telescope, ZWO ASI071MC camera running at 0F, 27 minutes using 60 second exposures, Sky-Watcher EQ6R-Pro mount, ZWO EAF and ASIAir Pro, processed in PixInsight. Image Date: July 8, 2024. Location: The Dark Side Observatory (W59), Weatherly, PA, USA (Bortle Class 4).
   

Taken in: United States / Pennsylvania / Packer Township (show map)

Taken on: July 22, 2024

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Tom Wildoner

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