Brian's Forums... Maku mozo! > Altitude vs. PF

Dead Buff Jul 1 2004, 04:01 AM If this was answered already, please direct me in the right direction.... Has anybody done some practical research to determine by how much PF is affected by alititude? If've not been in a position to test it myself yet. Our club is at �1800m above sea level - relativly high. Now we go to complete at 20m above sea level (or 900m for that fact) - by how much will my PF change all else remaining the same (temperature, gun, loads, humidity, etc)? The ballistic programs if used all give different answers - the one gives a vel change/decrease of 2 fps an

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