AP152EDF
SXV-H9
LHa(RHa)GB incl 30min Lum and 90min Ha
The outer shells are very faintly visible!
Taken when M57 was at between just 10deg and 18deg above my northern horizon, in
the glow of nearby Canberra and directly over the roof of my heated house!
The data was gathered over different nights and the RGB was gathered through
holes in the clouds! - a big pain in the ....?
300% enlargement from original image and then cropped.