Jon Talbot
The Medusa Nebula and known as Abel 21. Imaged during Nov and Dec 16 with a SVS 130 f5 refractor and QSI 583 WSG camera on a Paramount MyT from my backyard observatory in Ocean Springs, MS. 30 hrs of exposure time using 200min of Red, Green and Blue and 600min of 5nm Ha and 3nm OIII. Processed in PixInsight 1.8.