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NGC 6656 (Messier 22)
Imaged by Dale Liebenberg
Subject: NGC 6656 (M22)
Imaging: Luminance (11x 180s), (RGB 8x,7x,5x 120s each)
Image scale 0.47 arsec/pixel
Captured with MaximDL
Calibrated and group combined with CCDStack
Processed in PS CS4
Scope: Celestron EdgeHD 14" F/11
Mount: ASA DDM60
Camera: SBIG STL11000M, Astrodon filters
Guiding: Astrodon MMOAG with SBIG remote guide head
Rotator: Astrodon Takometer
Focuser: Motorised main focuser with Robofocus and FocusMax
Software: TheSkyX, ACP Planner, ACP, ACP Scheduler, FMax, MaximDL, CCDStack, Photoshop CS4
Location: Port Elizabeth, South Africa
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