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instrumental

  1. 95LTZ

    Range Report Instrumental to Muzzle Velocity

    Having a little brain fade. Does anyone have the formula handy to convert Instrumental velocity to muzzle velocity? Oehler's program has it but with a fairly new computer & I can't find the disc. Seems to me that it was something like 25 fps for the chrono being 15ft. from the actual muzzle...
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