1. D

    Range Report Theoretical Look at POI vs. Barrel Temp

    There is an argument raging about the effect of barrel temperature on POI. That's taking place on a paid thread that I choose not to join. But maybe the following comments will add some light to the discussion: Guns do what guns do. Sometimes we can do a pretty good job of predicting that...
  2. bohem

    Range Report Calculating Theoretical BC

    Can someone give me a place to look for the equations necessary to calculate a theoretical Ballistic Coefficient? I'm kicking around an idea in my head and I'd like to put some theory up against it but I don't have the equations for a BC.