Pacman Nébula NGC 281 Narrow band bicolor

Posted by joramusa
on Tuesday, September 15, 2020
Location:Can Margarit's Observatory,Corbera de Llobregat(Barcelona).
Telescope APO Refracror TMB 130 f6;Mount 10 Micron GM2000;Cámera SBIG ST10XME.
10x900 sec Hlapha 3nm bin1 as red;10x900 sec O-III 3nm as green and blue
Luminance :mean H Alpha and mean O.III.
All calibrated with darks and flats
Programs Maxim DL 6,CCDStack2 and Photoshop CS6
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