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trajectory

  1. Short-bus

    Real World vs. Calculated trajectory for .22lr

    I'm running into some issues that my dope tables aren't jiving with the JBM calculations that i'm using to try to get me close on getting my drop dope out to 300m. I was out recently and was 2MOA off on my 100m starting point. I did check my 50m zero before I went to the longer range area to...
  2. JL

    Amazing trajectory calculations QTU INFO UPDATE

    Saturday, we were shooting at 2000meters army artillery test range. At saturday friend calculated trajectory for my 26" SS OA-10M2 (308 AR10). Buddy used hes own program, based on modifyed Pejsa equations. Zeroed to 300meters, then shooted one 500meter reference group for calculations. Based to...