M13 star cluster
M13 color picture
M13 picture taken 25. April-10 in Copenhagen, Denmark area. Exposure times: 12*10min.
WO FLT-110 and Canon 20Da ISO800 settings used. Due to heavy lightpolution an astronomik CLS EOS clip filter used and to get round stars to the picture edges a WO fieldflatner was mounted.
Picture processing done via ImagesPlus; darks, flats and DDP used. Adobe photoshop used to desaturate the picture background a little, also a small amount of curves was added and several other enhancements techniques was performed.
M13 color picture.