Moving target math — how far ahead do you aim? Free tool from brettjoiner.com
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| Step | Formula |
|---|---|
| Target speed | mph × 1.467 = ft/sec |
| Lead distance | ft/sec × flight time (sec) = feet |
| Lead in mils | lead (in) ÷ distance (yd) × 27.78 |
Example: 4 mph coyote at 300 yd, 0.4 sec flight → 5.9 ft/s × 0.4 = 2.35 ft = 28" → 2.6 mils of lead.