By Jon Talbot
M17 taken with a Stellarvue SV115T and QSI 583WSG camera with a Astrodon 5nm Ha Filter. (18) 20 min exposures for a total of 360min (6hrs) on a Mountain Instruments MI-250 mount from Ocean Springs MS in Aug 2012. Calibrated with PixInsight and processed with PixInsight and Photoshop CS5.