The Great Orion Nebula M42/M43. 15x60sec avi, aligned and stacked in K3CCDTools. Dynamic background extraction done in PixInsight LE 1.0, and finishing touches done in Photoshop. Telescope: - Camera: Logitech QC Pro 3000 with long exposure modification, and raw mode modification. 135mm 1:2.8 camera lens attached for wide field of view. Atop Orion EQ1 motorized mount. Filtration: Baader Planetarium UV/IR cut filter. · Date/Time 2007:04:01 19:51:31 · Resolution 423 x 444