Subject: M42 and M43 - Great Orion Nebula and De Mairan's Nebula Telescope: Celestron CPC 800 with f/6.3 reducer Camera: Canon Rebel T1i Technique (M42):33 approximately 30 second lights at 800 ISO. Total exposure time of approximately 17 minutes. 6 darks. 50 biases. Technique (M43): 15 approximately 30 second lights at 800 ISO. Total exposure time of approximately 8 minutes. 6 darks. 50 biases. Prime focus. Stacked with Deep Sky Stacker. Post-processing in Photoshop.
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