Nebulosity surrounding SAO 58051 (sits SW of M38 and M36), with North at top of image and East to left.
Starlight Xpress HX916,2.88 arc-sec/pixel Stellarvue Nighthawk at f/6, piggybacked on STV-guided LX200 at 1575 mm (f/6.3). Astronomik 13 nm H-alpha filter, 20 x 900 seconds, unbinned 1x1. Acquired in Astroart 3.0, aligned in AIP4WIN and sigma combined in Ray Gralak's pre-beta 11.
full exif