NGC7635 (C11) - The Bubble Nebula in Cassiopeia. Emission nebula

Also see image including M52 cluster

HAG 24" RC reflector at f5.9. Moravian G4-9000 camera
1 x 5min + 1 x 7.5min each LRGB, FOV 34' x 34'
2016-08-26 @ 21:21 UT + 2016-08-29 @ 20:22