Cartridge : .243 Win.
Bullet : .243, 75, Sierra HP 1510
Useable Case Capaci: 51.665 grain H2O = 3.355 cm³
Cartridge O.A.L. L6: 2.660 inch = 67.56 mm
Barrel Length : 24.0 inch = 609.6 mm
Powder : Ramshot Hunter
Predicted data by increasing and decreasing the given charge,
incremented in steps of 1.0% of nominal charge.
CAUTION: Figures exceed maximum and minimum recommended loads !
Step Fill. Charge Vel. Energy Pmax Pmuz Prop.Burnt B_Time
% % Grains fps ft.lbs psi psi % ms
-10.0 89 43.83 3082 1581 42189 10158 94.9 1.222
-09.0 90 44.32 3116 1617 43644 10272 95.4 1.203
-08.0 91 44.80 3150 1653 45153 10381 95.9 1.185
-07.0 92 45.29 3185 1689 46714 10487 96.4 1.167
-06.0 93 45.78 3219 1725 48326 10589 96.8 1.149
-05.0 94 46.27 3253 1762 50012 10685 97.3 1.132
-04.0 95 46.75 3287 1799 51748 10778 97.6 1.115 ! Near Maximum !
-03.0 96 47.24 3321 1837 53536 10865 98.0 1.098 ! Near Maximum !
-02.0 97 47.73 3355 1874 55379 10947 98.3 1.082 ! Near Maximum !
-01.0 98 48.21 3389 1912 57284 11025 98.6 1.066 ! Near Maximum !
+00.0 99 48.70 3422 1950 59255 11097 98.9 1.050 ! Near Maximum !
+01.0 100 49.19 3456 1989 61295 11163 99.2 1.035 !DANGEROUS LOAD-DO NOT USE!
+02.0 101 49.67 3489 2027 63407 11225 99.4 1.020 !DANGEROUS LOAD-DO NOT USE!
+03.0 102 50.16 3522 2066 65593 11280 99.5 1.005 !DANGEROUS LOAD-DO NOT USE!
+04.0 103 50.65 3555 2105 67858 11330 99.7 0.990 !DANGEROUS LOAD-DO NOT USE!
+05.0 104 51.14 3588 2144 70203 11374 99.8 0.976 !DANGEROUS LOAD-DO NOT USE!
Results caused by ± 5% powder lot-to-lot burning rate variation using nominal charge
Data for burning rate increased by 5% relative to nominal value:
+Ba 99 48.70 3508 2050 65138 11008 99.9 1.008 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 5% relative to nominal value:
-Ba 99 48.70 3321 1837 53411 11029 96.7 1.098 ! Near Maximum !
