here's the papa of long range airgun shooters..
http://www.bigboreairguns.com/longra...ardtargets.htm
interestingly enough they have also founded and organization for long range airgun shooting - 'LASSO'
http://www.bigboreairguns.com/lasso/points.htm
must be a heck of a shoot off! dling dling..pfff pff, rifles being filled again..dling dling pff ppfff