NGC 6888

NGC 6888
NGC 6888
Focal Length 1200,0 mm
Resolution 1,8″/Pixel  (2×2 Binning)
CCD ATIK 383L+  @  -20°C
Telescope TS ONTC 12″ f/5,3  + ASA Reducer/Corrector 0,73x @  ASA DDM60 Pro
Filter Astronomik Halpha 13nm
Baader RGB
Exposure time Ha:R:G:B  180:120:135:120 mins …. 9.25 hrs total
Subs: Ha: 27 x 400s; RGB: 24 x 300s
Date 17.Juni – 1.August 2013