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External ballistics for DoubleTap .40 S&W loads
post December 8th 2004 12:41 AM
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.40 S&W 165gr. Gold Dot JHP 4"bbl

Range Velocity Energy Momentum Drop Windage Lead Time
(yards) (ft/sec) (ft-lbs) (lbs-sec) (inches) (inches) (inches) (sec)
0 1208.8 535.3 0.89 -0.8 0.0 0.0 0.000
25 1147.7 482.6 0.84 -0.0 0.0 0.0 0.064
50 1096.6 440.5 0.80 -0.9 0.0 0.0 0.131
75 1053.1 406.3 0.77 -3.6 0.0 0.0 0.200
100 1015.9 378.1 0.74 -8.3 0.0 0.0 0.273
125 983.6 354.4 0.72 -15.1 0.0 0.0 0.348
150 955.5 334.4 0.70 -24.1 0.0 0.0 0.425
175 930.4 317.1 0.68 -35.5 0.0 0.0 0.505
200 907.2 301.5 0.66 -49.4 0.0 0.0 0.587
225 885.4 287.2 0.65 -65.9 0.0 0.0 0.670
250 865.0 274.1 0.63 -85.3 0.0 0.0 0.756
275 845.6 262.0 0.62 -107.5 0.0 0.0 0.844
300 827.3 250.7 0.61 -132.8 0.0 0.0 0.934
325 809.8 240.2 0.59 -161.2 0.0 0.0 1.025
350 793.1 230.4 0.58 -193.0 0.0 0.0 1.119
375 777.0 221.2 0.57 -228.2 0.0 0.0 1.214
400 761.5 212.5 0.56 -267.0 0.0 0.0 1.312
425 746.6 204.2 0.55 -309.6 0.0 0.0 1.412
450 732.2 196.4 0.54 -356.1 0.0 0.0 1.513
475 718.2 189.0 0.53 -406.7 0.0 0.0 1.617
500 704.6 181.9 0.52 -461.4 0.0 0.0 1.722


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post December 8th 2004 12:43 AM
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.40 S&W 180gr. Gold Dot JHP 4"bbl

Range Velocity Energy Momentum Drop Windage Lead Time
(yards) (ft/sec) (ft-lbs) (lbs-sec) (inches) (inches) (inches) (sec)
0 1105.8 488.7 0.88 -0.8 0.0 0.0 0.000
25 1065.1 453.4 0.85 -0.0 0.0 0.0 0.069
50 1029.7 423.8 0.82 -1.2 0.0 0.0 0.141
75 998.8 398.7 0.80 -4.4 0.0 0.0 0.215
100 971.5 377.2 0.78 -9.8 0.0 0.0 0.291
125 947.3 358.6 0.76 -17.5 0.0 0.0 0.369
150 925.2 342.1 0.74 -27.6 0.0 0.0 0.449
175 904.5 327.0 0.72 -40.2 0.0 0.0 0.531
200 885.0 313.0 0.71 -55.6 0.0 0.0 0.615
225 866.5 300.1 0.69 -73.6 0.0 0.0 0.701
250 849.0 288.0 0.68 -94.6 0.0 0.0 0.788
275 832.2 276.8 0.67 -118.6 0.0 0.0 0.877
300 816.2 266.3 0.65 -145.8 0.0 0.0 0.969
325 800.9 256.3 0.64 -176.2 0.0 0.0 1.061
350 786.1 247.0 0.63 -210.0 0.0 0.0 1.156
375 771.9 238.1 0.62 -247.3 0.0 0.0 1.252
400 758.1 229.7 0.61 -288.2 0.0 0.0 1.350
425 744.7 221.7 0.60 -333.0 0.0 0.0 1.450
450 731.8 214.0 0.58 -381.7 0.0 0.0 1.552
475 719.2 206.7 0.57 -434.4 0.0 0.0 1.656
500 706.9 199.7 0.57 -491.4 0.0 0.0 1.761


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post March 4th 2008 11:07 PM
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What does the 200gr .40 controlled expansion do in gellatin?? Or the 200 gr. WFNGC??
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