NGC 281 the Pac Man nebula

https://goo.gl/Qg1TWl
NGC 281 the Pac Man nebula is an emission nebula in the constellation of Cassiopeia about 9,500 light years from Earth. NGC 281 is home to IC 1590, a star cluster, and several Bok globules. Bok globules are areas of dark, dense dust found in HII regions. These dense areas ungo gravitaional collapse which in turn forms double stars or multiple star systems.
Imaged from Ocala, FL
Imaging telescope: Astro-Tech 8 inch Ritchey-Chretien telescope
Imaging camera: QSI 683wsg-8
Ha data 3 hours
SII and OIII data 2 hours and 20 minutes each filter.
PS CS5
Losmandy G11 with Gemini II