- Description: Open Cluster Messier 52 and the Bubble Nebula in Cassiopeia. M52 consists of 100
stars in an area 12 arc minutes across. Magnitude 6.9 making it a much easier target visually than the Bubble
Nebula (NGC7635) next door.
- Film: Chilled Kodak Gold 400
- Filter: Lumicon Deep Sky
- Exposure: 50 minutes
- Guiding: manual
- Location: Wilson Coulee Observatory, Ab.
- Date: 12 October, 1991