domenica 20 luglio 2014

Deep Sky-M51 19/7/2014

Celestron C11 at f/10(i think more than f/10 cause the distance between rear C11 cell 2" and the Off Axis Guide T2 Canon adapter) + Off Axis Guide Orion Deluxe + IMG0H as guide camera + Canon EOS 1200D unmodded as a imaging camera, stacked 8 frames of 5.5 minutes of exposure + 5 dark with no flatfield and bias, Autoguiding with PHD 2 Guide, Emanuele Baldani

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