This guide explains how to find Rifle DOPE (Data on Previous Engagement) for improved long-range accuracy. It emphasizes the importance of a 'True Zero' at 100 yards, using ballistic calculators with accurate inputs like muzzle velocity, and field-validating digital data by 'truing' it. The process culminates in creating a physical DOPE card for reliable field use, offering options for dialing or holding adjustments.
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