NGC 281 - The Pacman Nebula

NGC 281 - also known as The Pacman Nebula is an emission nebula of ionized Hydrogen gas located in the constellation of Cassiopeia. NGC 281 is located about 9,500 light-years from Earth and spans about 48 light-years across.

Image acquisition and processing information:

Image acquisition and processing information of RGB Images:
Date: November 12th, 2023
Telescope: Celestron Edge HD 14" telescope using a Hyperstar v4 lens
Mount: Astro-Physics AP-1200 GTO CP3
Camera: ZWO ASI-2400 MC Pro one-shot-color camera
Guiding: Telescope: AstroTech AT72ED, Camera: ASI-120 MM
Exposures: 20 two-minute exposures using a IR/UV cut filter (zero gain)
Image acquisition and guiding: ASIAIR Plus

Image acquisition and processing information of Narrow Band Images:
Date: July 19th, 2020
Telescope: Celestron Edge HD 14" telescope using a Hyperstar v3 lens
Mount: Celestron CGE Pro
Camera: ZWO ASI-183 MM Pro monochrome camera equipped with a Baader UFC 2" Filter Slider
Image acquisition software: Sequence Generator Pro v. 3.0.3.169

Exposures (for Narrowband SHO photo): Seven two-minute exposures binned 2x2 and 14 one-minute exposures binned 2x2 using a Baader high speed narrow-band Ha filter, 15 two-minute exposures binned 2x2 using a Baader high speed narrow-band OIII filter and 12 two-minute exposures binned 2x2 using a Baader high speed narrow-band SII filter.

Exposures (for Narrowband Ha photo): Seven two-minute exposures binned 2x2 and 14 one-minute exposures binned 2x2 using a Baader high speed narrow-band Ha filter.

Guiding: Telescope: AstroTech AT72ED, Camera: Starlight Xpress Trius Pro 814 CCD, Software: PhD2
Image processing Software: PixInsight v. 1.8.5