NGC 281, Pacman Nebula
The Pacman Nebula is an emission nebula in constellation Cassiopeia. The nebula is mainly ionized by the young (only about 3.5 million years old) star cluster IC 1590, in particular by the multiple star system HD 5005. 2014 estimate suggests it lies 9200 ly from us.
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✨ Details ✨
Scope: Explore Scientific 127ed FCD-100
Focuser: upgraded hex style with ZWO EAF
Camera: ASIair 2600mm-pro
Filters: 2" mounted, Atlina SHO 3nm & Optolong LRGB on ZWO EFW
Mount: AM5 with counterweight
Tripod: William Optics Motar 800 Tri-pier
Guide scope: Askar FMA180pro
Guide camera: ASI174mm(hockey puck version)
Controlled by ASIair plus
Bortle: 4 sky
Data: September 30-Oct-5, 3rd was partial due to clouds
Exposures: SHO done at 300 secs and LRGB at 60 seconds
Hydrogen Alpha: 55 Frames
Oxygen II: 82 Frames
Sulfer III: 68 Frames
Total: 17.08 hrs
LRGB: 15 Frames each, used only for stars and luminance mask
Processed in Pixinsight
https://i.redd.it/46vaapzlu4td1.jpeg