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MetaGuide: Pelican in 3nm Ha, with Atik 383L+ and EdgeHD 8

Imaging OpticsCelestron EdgeHD 8 at f/10
MountCelestron CGE
Guiding SoftwareMetaGuide with dithering from Maxim
Guiding ModeOff-axis guiding with Taurus mini tracker
Imaging CameraAtik 383L+
Guiding CameraQHY5l-ii
Exposure Time21x15m
Image Scale0.54" per pixel reduced 50% for display
Raw FWHMapprox 2.1"
Image ProcessingCalibration and stack in custom software, levels and slight smoothing in PS6
Image AcquisitionMaxim
Other SoftwareNexRemote, PECTool
DateSep. 4, 2013
FilterAstrodon 3nm H-alpha