NAME
M 57 - NGC 6720 - Ring Nebula (Lyr)
OPTICS A&M RC 10"@F8
CAMERA/MOUNT Starlight Xpress SXV-H9C - 10Micron GM2000 QCI - OAG ST402
FILTERS  
EXPOSURE 100' - Subexp. 300"
NOTE Promiod (Valle D'Aosta - Italy) - 18 may 2007 - MaxIm Dl / Photoshop CS
FULL RES