M42, the Great Nebula (Dec. 15, 2014)

Ah, the dark art of imaging M42.  What can one say?

Telescope: Astro-Tech AT111EDT (f/7) and Astro-Tech AT2FF
Camera and Exposure: SXVF-H9C, 20x30", 20x60", and 29x300"; Alnitak Flat-man flats
Filter(s): Astronomik CLS
Guiding: SX Lodestar and SX OAG
Mount: Takahashi NJP
Software: Nebulosity, PHD, Maxim DL, Registar, Photoshop CS3
Location: The Woodlands, TX