each colour filter and one hour using a H-alpha luminance filter. Unguided, 60 seconds
sub-frames with matching dark frames were captured. A ten inch f/4.8 reflector and an Atik
314L CCD camera were used:
This unguided image of the Veil nebula NGC6960 was taken using an Atik 314L CCD camera
using a ten inch reflector. 60 second subframes were captured with matching dark frames.
The total exposure times were five minutes for each colour filter and 120 minutes for the
luminance H-alpha channel:
