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NGC 281, Pac-Man Nebula
(click for higher resolution image)

Optics: Stellarvue SV115 f/7, Astro-Tech AT2FF Field Flattener
Camera: QSI 683wsg @ -25C
Filters: Astrodon Narrowband Filters (H-alpha 5nm, SII 5nm, OIII 3nm)
Mount: Losmandy G11-G2 with Ovision Worm on RA
Guiding: OAG with Starlight Xpress Lodestar Auto Guider / PHD2 Guiding
Location: North Attleboro, Massachusetts
29 hours exposure, 9/23/2013 - 10/2/2013
Ha:SII:OIII 9h40m:9h20m:10h (29:28:30 x 20m) binned 1:2:2
Captured with Sequence Generator Pro
Processed with PixInsight and Photoshop CS6