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M57 Ring Nebula (Planetary nebula)
Distance 2,300 ly
Telescope: Meade 12" LX200R
Lens: AP CDDT67 at f/6.8 reducer
Mount: AP 900 GTO using autoguider
Camera: Canon Rebel XS (1000D) ISO 800
Exposure: 20 at 2 Mins., 2 at 4 Mins. Total 48 Mins.
Processing: ImagesPlus 4.50B
Location: MHO Sky meter 20.77
Date: 16-Aug-2012