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NGC 7023, Iris Nebula, Reflection nebula in Cepheus
Dist. 1,300 ly
Telescope: Meade 12" LX200R Reducer: AP CDDT67 + 15mm ext. at f/6.3 Mount: AP 900 GTO using autoguider Camera: Canon Rebel XS (1000D), ISO 800 Exposure: 12 3 minute raw images + 20 dark frames Processing: ImagesPlus 3.82 Location: MHO Sky meter 20.63 Date: 10-Sep-2010 |