Sirko wrote: >What I meant is, that you have to spend a lot of extra time to built your >equipment and analyse the video tapes afterwards. Thanks for the clarification Sirko! As a follow-up question, if we had a system operational, what kind of desk time are we talking about for reviewing the video. Hours and hours, or can existing software or some under development help reduce this time? Thanks! Mark Davis MeteorObs@charlestondot net