+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Cartridge : .20 Vartag Bullet : .204, 24, Hornady NTX 22000 Useable Case Capaci: 21.517 grain H2O = 1.397 cm³ Cartridge O.A.L. L6: 1.830 inch = 46.48 mm Barrel Length : 26.0 inch = 660.4 mm Powder : Vihtavuori N133 *C Predicted data by increasing and decreasing the given charge, incremented in steps of 2.0% 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 -20.0 99 17.92 3254 564 26177 3901 80.6 1.118 -18.0 101 18.37 3337 593 28110 4034 82.3 1.088 -16.0 104 18.82 3420 623 30201 4163 84.0 1.059 -14.0 106 19.26 3504 654 32460 4288 85.6 1.030 -12.0 109 19.71 3588 686 34918 4407 87.2 1.001 -10.0 111 20.16 3672 719 37583 4521 88.7 0.973 -08.0 114 20.61 3757 752 40477 4629 90.1 0.943 -06.0 116 21.06 3842 787 43630 4730 91.4 0.914 -04.0 118 21.50 3927 822 47066 4823 92.7 0.886 ! Near Maximum ! -02.0 121 21.95 4013 858 50822 4907 93.9 0.859 ! Near Maximum ! +00.0 123 22.40 4098 895 54932 4983 94.9 0.833 !DANGEROUS LOAD-DO NOT USE! +02.0 126 22.85 4184 933 59441 5049 95.9 0.808 !DANGEROUS LOAD-DO NOT USE! +04.0 128 23.30 4269 971 64401 5104 96.8 0.783 !DANGEROUS LOAD-DO NOT USE! +06.0 131 23.74 4354 1010 69872 5149 97.6 0.759 !DANGEROUS LOAD-DO NOT USE! +08.0 133 24.19 4439 1050 75922 5182 98.3 0.736 !DANGEROUS LOAD-DO NOT USE! +10.0 136 24.64 4524 1091 82642 5203 98.9 0.714 !DANGEROUS LOAD-DO NOT USE! Results caused by ± 10% powder lot-to-lot burning rate variation using nominal charge Data for burning rate increased by 10% relative to nominal value: +Ba 123 22.40 4316 993 66046 5007 99.2 0.773 !DANGEROUS LOAD-DO NOT USE! Data for burning rate decreased by 10% relative to nominal value: -Ba 123 22.40 3819 777 45063 4712 87.0 0.910