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Range Report 5r .300 win mag at 520 yards

Aimsmall55

Gunny Sergeant
Full Member
Minuteman
Oct 23, 2010
2,712
82
41
Madison, Ms
Temp : 86
Rh: 77%
331 asl
Rifle is a 5r milspec .300 win mag vias muzzle brake & trigger job.
Load is Rp brass run threw a lee collet die (new brass) then trimmed to 2.610" with a rcbs power pro trimmer with carbide cutter head.
Load was as follows: 72.2 r22, wlrm, rp brass, 210 vlds, seated at 3.595".
Chronyd them:
1: 2910
2:2894
3:2894
So I just plugged average into Shooter app and at 520 yards was spot on a 3 " circle. Shot 2 4 round intervals and came out with a little less than 4" group. Scope was viper pst 6x24x50 mrad