NGC281 in Ha


NGC 281, is an emission nebula and part of an H II region in the northern constellation of Cassiopeia and is part of the Milky Way’s Perseus Spiral Arm. This 20×30 arcmin sized nebulosity is also associated with open cluster IC 1590, several Bok globules and the multiple star, B 1. A recent distance estimated it lies 2.82±0.20 kpc. (9200 ly.) from us. NGC 281 is also known as the Pacman Nebula for its resemblance to the video game character.

Imaged with an SXVR-H36 through a Takahashi FSQ-106EDX4 f/5 Quadruplet Petzval APO Refractor all mounted on a Paramount MX+. Baader 7nm Ha narrowband filter used to collect 10×600 second exposures. Stacked in DSS and processed with Photoshop.

NGC281 – The Pacman Nebula

Thanks for looking, Steve