Perseus Double Cluster
This is one of the most famous deepsky objects. It is barely visible to the naked eye, and therefor also not a member of Messiers list.
Custom Fields
Lens: 1000mm Skywatcher f/5 Newton telescope
Total exposure: 15 minuttes
Method: Prime focus
Number of subs: 5
Noise reduction: Only lights
NGC number: NGC 884, NGC 869