Suggestion. Set up a video camera on a tripod set to catch your shadow or= some object's shadow. Probably best done at a dark site and during the ne= w moon. If you have adjustable exposure set it wide open. Vic Porter > so who among you is going to be the first to turn your back on a monster-flare to look for= your shadow? Tyler (Joe Stats) MacKenzie Department of Oceanography, Dalhousie University, Halifax, Canada http://www.geocities.com/CapeCanaveral/Hangar/5918/ 44.636N 63.595W 50m ASL < ----------