NGC 6503
exposed at 27.05.2011
50 %
camera : Atik 383L+
lens: 12 " Newton f/4 (Baader RCC 1 corrector)
filter : Baader LRGB
exposure software : Astroart 5.0
guiding: OAG with Mintron MTV-12V6HC-EX and Guidemaster
exposure time :
LRGB (L formed with LRGB channels)
L : 10 x 5 min ( 50 min )
R : 10 x 5 min ( 50 min )
G : 10 x 5 min ( 50 min )
B : 10 x 5 min ( 50 min )
total: 3 hours and 20 min
location : Home observatory Leopoldshöhe
image processing : Fitswork (image addition, Dark/Flat correction) / Astroart 5 colorcompose / Regim (color calibration and Background processing) / PS CS3 (final processing)
spezifics : very good seeing
here you can find the full resolution