SXV-H9,2.75 arc-sec/pixel Stellarvue Nighthawk at f/6 piggybacked on STV-guided LX200 at 1,575 mm. Astronomik 13 nm H-alpha filter and Lumicon DSF. Trapezium 10 x 60 seconds, unbinned 1x1; entire M42 15 x 900 seconds, unbinned 1x1. Acquired with Astroart 3.0, aligned with AIP4WIN ver 1, sigma combined in Ray Gralak's pre-beta 11. Trapezium feathered into entire image using Corel Photo-paint 8.0.
full exif
