Imaging telescope or lens: Vixen ED80SF
Imaging camera: Canon 550D
Mount: CELESTRON CG5-GT
Guiding telescope or lens: Vixen Finderscope 9x50
Guiding camera: Orion StarShoot AutoGuider
Focal reducer: Orion Field Flattener for Short Refractors
This was the first target I shot data for on a recent dark-sky trip with my scope.
M17 is also known as the Swan, Lobster, Horseshoe, and Checkmark Nebula -- maybe more, take your pick. It is a bright HII region in Sagittarius, easy photographed and seen in even small telescopes.
Calibrated with dark, flat, and bias frames
Vixen ED80sf 80mm APO refractor
Celestron CG-5 ASGT mount
Orion SSAG autoguider + 50mm guide scope
Canon T2i 550D DSLR (Baader IR modded)
Orion Field Flattener
Image acquisition with BackyardEOS
Guiding with PHD
Calibration/alignment/integration and post-processing with PixInsight
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