Data: 14-15.may.2013
Location: Valea Izvorului, Mehedinţi, România
Object: M101 - Messier 101 - Pinwheel Galaxy
Mount: Celestron CGEM
Optic system: William Optics Megrez 90mm APO dublet, f/6.2, 558mm
WO P-FLAT4 reducer at 430mm and field corrector
Photo system: Ultimate 600D
Guiding: TS 50mm finder with barlow andQHY5 mono CCD
Acquisitions: 12x10' , ISO 800
Processing: PixInsight and PS6