Talk:Sniper/Musa Qala calculation

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QuickTarget Unlimited Lapua Edition>

Table Data         :   Instrumental Readings     Barometric Pressure : 89940.9 Pa Altitude            : 1043.0 m                    Temperature         : 15 °C Humidity           : 25.9 %                      Angle of Site       : 0.0 deg Latitude of Site   : 32.4433 deg                 Longitude of Site   : 64.7444 deg Direction to Target : 45.0 deg                   Canting of Gun      : 0.0 deg Wind Speed         : 10.0 km/h                   Direction of Wind   : 90.0 deg

Sight-IN Data      :   Instrumental Readings     Barometric Pressure : 89940.9 Pa Altitude            : 1043.0 m                    Temperature         : 15 °C Humidity           : 25.9 %                      Angle of Site       : 0.0 deg Latitude of Site   : 32.4433 deg                 Longitude of Site   : 64.7444 deg Direction to Target : 45.0 deg                   Canting of Gun      : 0.0 deg Wind Speed         : 10.0 km/h                   Direction of Wind   : 90.0 deg

Bullet                           : .338 Lapua B408 Lock Base 16.2g ( 250gr) Bullet Weight                    : 250.00421 gr Muzzle Velocity                   : 936.0 m/s Ballistic Coefficients BC1 = 1.000, @V > 0 m/s Drag Model used    :  .338 Lapua B408 Lock Sectional Density of Standard Projectile : .311544 lb./sq.in. File: 338-lapua b408 16,2g (250gr) lock base_radar.drg

Users's comment :

p = p0 (1 - 2.25577*10^-5 * h)^5.25588 p0 = 30.10 inHg, or 101930.2 Pa equivalent-sea-level (from wunderground records @ Kandahar, Nov 2009)

101930.29887 * ((1 - (2.25577 * (10^(-5)) * 1043))^5.25588) = 89940.8865 Pa on location

rho moist air: 15C, 899.409 hPa, 25.9% humidity = 1.0854 (1.0821 air, 0.0033 H2O)

Sight-In Clicks: 1 Click = 3.6 in @ 1000.0 yd Height of Sight Above Bore Axis : 0.0 cm Gun is Sighted-In at m              by sighting-in at level firing Angle betw. LOS and LOD (above Angle of Site= 0 deg.) = 0.0000 deg.

Range Velo   Time  Energy    Path   Path   Correction to    Correction to   Total city   of              LOS   LOS    Elevation for    Windage for      Drop Flight            Y     Z     Zeroing          Zeroing

m   m/s   sec        J     cm     cm    Click     MOA    Click     MOA      cm


 * 0  936  0.0000   7096     0.0    0.0   --  --   --  --     0.0
 * 25  925  0.0269   6926    -0.4    0.0     +1.4   +0.48     +0.2   +0.06     0.4
 * 50  913  0.0541   6758    -1.4   -0.2     +2.8   +0.98     +0.4   +0.13     1.4
 * 75  902  0.0816   6592    -3.2   -0.4     +4.3   +1.48     +0.6   +0.19     3.2
 * 100  891  0.1095   6430    -5.8   -0.7     +5.8   +1.99     +0.7   +0.25     5.8
 * 125  880  0.1377   6269    -9.1   -1.2     +7.3   +2.51     +0.9   +0.32     9.1
 * 150  869  0.1663   6111   -13.2   -1.7     +8.8   +3.03     +1.1   +0.39    13.2
 * 175  857  0.1953   5955   -18.2   -2.3    +10.4   +3.57     +1.3   +0.46    18.2
 * 200  846  0.2247   5801   -23.9   -3.0    +12.0   +4.11     +1.5   +0.52    23.9
 * 225  835  0.2544   5650   -30.5   -3.9    +13.6   +4.67     +1.7   +0.59    30.5
 * 250  824  0.2845   5501   -38.0   -4.8    +15.2   +5.23     +1.9   +0.67    38.0
 * 275  813  0.3151   5355   -46.4   -5.9    +16.9   +5.81     +2.1   +0.74    46.4
 * 300  802  0.3460   5211   -55.8   -7.1    +18.6   +6.39     +2.4   +0.81    55.8
 * 325  791  0.3774   5069   -66.1   -8.4    +20.3   +6.99     +2.6   +0.89    66.1
 * 350  780  0.4092   4930   -77.3   -9.8    +22.1   +7.59     +2.8   +0.96    77.3
 * 375  769  0.4415   4794   -89.6  -11.3    +23.9   +8.21     +3.0   +1.04    89.6
 * 400  758  0.4742   4660  -102.9  -13.0    +25.7   +8.84     +3.3   +1.12   102.9
 * 425  748  0.5074   4529  -117.2  -14.8    +27.6   +9.48     +3.5   +1.20   117.2
 * 450  737  0.5411   4400  -132.7  -16.8    +29.5  +10.14     +3.7   +1.28   132.7
 * 475  726  0.5753   4274  -149.3  -18.8    +31.4  +10.80     +4.0   +1.36   149.3
 * 500  716  0.6099   4150  -167.0  -21.0    +33.4  +11.49     +4.2   +1.45   167.0
 * 525  705  0.6451   4029  -186.0  -23.4    +35.4  +12.18     +4.5   +1.53   186.0
 * 550  695  0.6808   3910  -206.2  -25.9    +37.5  +12.89     +4.7   +1.62   206.2
 * 575  684  0.7171   3794  -227.6  -28.5    +39.6  +13.61     +5.0   +1.71   227.6
 * 600  674  0.7539   3681  -250.4  -31.4    +41.7  +14.35     +5.2   +1.80   250.4
 * 625  664  0.7913   3570  -274.5  -34.3    +43.9  +15.10     +5.5   +1.89   274.5
 * 650  654  0.8292   3461  -300.0  -37.4    +46.1  +15.86     +5.8   +1.98   300.0
 * 675  644  0.8678   3355  -326.9  -40.7    +48.4  +16.65     +6.0   +2.07   326.9
 * 700  633  0.9069   3251  -355.3  -44.2    +50.8  +17.45     +6.3   +2.17   355.3
 * 725  624  0.9467   3149  -385.2  -47.8    +53.1  +18.27     +6.6   +2.27   385.2
 * 750  614  0.9871   3050  -416.8  -51.6    +55.6  +19.10     +6.9   +2.37   416.8
 * 775  604  1.0282   2953  -449.9  -55.6    +58.1  +19.96     +7.2   +2.47   449.9
 * 800  594  1.0700   2858  -484.7  -59.8    +60.6  +20.83     +7.5   +2.57   484.7
 * 825  584  1.1124   2765  -521.3  -64.2    +63.2  +21.72     +7.8   +2.67   521.3
 * 850  575  1.1555   2675  -559.6  -68.7    +65.8  +22.63     +8.1   +2.78   559.6
 * 875  565  1.1994   2586  -599.8  -73.5    +68.6  +23.57     +8.4   +2.89   599.8
 * 900  556  1.2441   2500  -642.0  -78.5    +71.3  +24.52     +8.7   +3.00   642.0
 * 925  546  1.2894   2416  -686.1  -83.7    +74.2  +25.50     +9.0   +3.11   686.1
 * 950  537  1.3356   2334  -732.2  -89.1    +77.1  +26.50     +9.4   +3.22   732.2
 * 975  528  1.3826   2254  -780.5  -94.7    +80.1  +27.52     +9.7   +3.34   780.5
 * 1000  518  1.4304   2176  -831.0 -100.6    +83.1  +28.57    +10.1   +3.46   831.0
 * 1025  509  1.4791   2100  -883.8 -106.7    +86.2  +29.64    +10.4   +3.58   883.8
 * 1050  500  1.5287   2026  -938.9 -113.0    +89.4  +30.74    +10.8   +3.70   938.9
 * 1075  491  1.5791   1954  -996.5 -119.6    +92.7  +31.87    +11.1   +3.83   996.5
 * 1100  482  1.6305   1883 -1056.7 -126.5    +96.1  +33.02    +11.5   +3.95  1056.7
 * 1125  473  1.6829   1815 -1119.4 -133.6    +99.5  +34.21    +11.9   +4.08  1119.4
 * 1150  465  1.7362   1748 -1184.9 -141.0   +103.0  +35.42    +12.3   +4.21  1184.9
 * 1175  456  1.7905   1684 -1253.3 -148.7   +106.7  +36.67    +12.7   +4.35  1253.3
 * 1200  447  1.8459   1621 -1324.6 -156.6   +110.4  +37.95    +13.1   +4.49  1324.6
 * 1225  439  1.9024   1560 -1399.0 -164.9   +114.2  +39.26    +13.5   +4.63  1399.0
 * 1250  430  1.9599   1500 -1476.5 -173.5   +118.1  +40.60    +13.9   +4.77  1476.5
 * 1275  422  2.0186   1443 -1557.4 -182.3   +122.1  +41.99    +14.3   +4.92  1557.4
 * 1300  414  2.0785   1387 -1641.7 -191.6   +126.3  +43.41    +14.7   +5.07  1641.7
 * 1325  406  2.1395   1333 -1729.6 -201.1   +130.5  +44.87    +15.2   +5.22  1729.6
 * 1350  398  2.2018   1281 -1821.2 -211.0   +134.9  +46.37    +15.6   +5.37  1821.2
 * 1375  390  2.2654   1230 -1916.7 -221.2   +139.4  +47.92    +16.1   +5.53  1916.7
 * 1400  382  2.3302   1182 -2016.2 -231.8   +144.0  +49.51    +16.6   +5.69  2016.2
 * 1425  374  2.3964   1135 -2120.0 -242.8   +148.8  +51.14    +17.0   +5.86  2120.0
 * 1450  367  2.4639   1090 -2228.1 -254.1   +153.7  +52.82    +17.5   +6.02  2228.1
 * 1475  360  2.5328   1048 -2340.8 -265.8   +158.7  +54.55    +18.0   +6.20  2340.8
 * 1500  353  2.6031   1007 -2458.2 -277.9   +163.9  +56.33    +18.5   +6.37  2458.2
 * 1525  346  2.6748    970 -2580.6 -290.4   +169.2  +58.17    +19.0   +6.55  2580.6
 * 1550  340  2.7478    936 -2708.1 -303.3   +174.7  +60.06    +19.6   +6.73  2708.1
 * 1575  335  2.8220    907 -2840.9 -316.5   +180.4  +62.00    +20.1   +6.91  2840.9
 * 1600  330  2.8974    882 -2979.2 -330.0   +186.2  +64.00    +20.6   +7.09  2979.2
 * 1625  326  2.9738    861 -3123.1 -343.8   +192.2  +66.06    +21.2   +7.27  3123.1
 * 1650  323  3.0510    843 -3272.9 -357.8   +198.3  +68.18    +21.7   +7.46  3272.9
 * 1675  320  3.1290    828 -3428.5 -372.1   +204.7  +70.36    +22.2   +7.64  3428.5
 * 1700  317  3.2077    814 -3590.2 -386.5   +211.2  +72.59    +22.7   +7.82  3590.2
 * 1725  315  3.2870    801 -3757.9 -401.1   +217.8  +74.88    +23.3   +7.99  3757.9
 * 1750  312  3.3670    789 -3931.9 -415.9   +224.6  +77.23    +23.8   +8.17  3931.9
 * 1775  310  3.4476    778 -4112.2 -430.9   +231.6  +79.63    +24.3   +8.35  4112.2
 * 1800  308  3.5288    767 -4299.0 -446.0   +238.8  +82.09    +24.8   +8.52  4299.0
 * 1825  305  3.6106    756 -4492.2 -461.3   +246.1  +84.60    +25.3   +8.69  4492.2
 * 1850  303  3.6930    745 -4692.1 -476.8   +253.6  +87.17    +25.8   +8.86  4692.1
 * 1875  301  3.7760    735 -4898.6 -492.4   +261.2  +89.79    +26.3   +9.03  4898.6
 * 1900  299  3.8596    725 -5112.0 -508.2   +269.0  +92.47    +26.7   +9.20  5112.0
 * 1925  297  3.9437    715 -5332.2 -524.2   +276.9  +95.20    +27.2   +9.36  5332.2
 * 1950  295  4.0285    706 -5559.4 -540.3   +285.0  +97.98    +27.7   +9.53  5559.4
 * 1975  293  4.1139    696 -5793.8 -556.6   +293.3 +100.82    +28.2   +9.69  5793.8
 * 2000  291  4.1998    687 -6035.3 -573.1   +301.7 +103.71    +28.7   +9.85  6035.3
 * 2025  289  4.2864    678 -6284.1 -589.7   +310.2 +106.65    +29.1  +10.01  6284.1
 * 2050  287  4.3736    669 -6540.3 -606.5   +318.9 +109.64    +29.6  +10.17  6540.3
 * 2075  285  4.4614    660 -6804.1 -623.5   +327.8 +112.69    +30.0  +10.33  6804.1
 * 2100  283  4.5498    651 -7075.4 -640.6   +336.8 +115.78    +30.5  +10.49  7075.4
 * 2125  281  4.6389    642 -7354.5 -657.9   +346.0 +118.93    +31.0  +10.64  7354.5
 * 2150  280  4.7286    633 -7641.3 -675.4   +355.3 +122.13    +31.4  +10.80  7641.3
 * 2175  278  4.8190    624 -7936.2 -693.1   +364.7 +125.38    +31.9  +10.96  7936.2
 * 2200  276  4.9100    616 -8239.1 -711.0   +374.3 +128.68    +32.3  +11.11  8239.1
 * 2225  274  5.0017    607 -8550.1 -729.0   +384.1 +132.04    +32.8  +11.26  8550.1
 * 2250  272  5.0940    599 -8869.5 -747.3   +394.0 +135.45    +33.2  +11.42  8869.5
 * 2275  270  5.1871    591 -9197.3 -765.7   +404.1 +138.90    +33.7  +11.57  9197.3
 * 2300  268  5.2808    582 -9533.7 -784.3   +414.3 +142.42    +34.1  +11.72  9533.7
 * 2325  266  5.3753    574 -9878.7 -803.1   +424.6 +145.98    +34.5  +11.88  9878.7
 * 2350  264  5.4705    566-10232.5 -822.1   +435.2 +149.59    +35.0  +12.03 10232.5
 * 2375  263  5.5663    558-10595.3 -841.4   +445.8 +153.26    +35.4  +12.18 10595.3
 * 2400  261  5.6629    551-10967.2 -860.8   +456.7 +156.98    +35.9  +12.33 10967.2
 * 2425  259  5.7603    543-11348.3 -880.4   +467.6 +160.76    +36.3  +12.48 11348.3
 * 2450  257  5.8583    536-11738.7 -900.2   +478.8 +164.59    +36.7  +12.63 11738.7
 * 2475  255  5.9571    528-12138.7 -920.2   +490.1 +168.47    +37.2  +12.78 12138.7
 * 2500  254  6.0567    521-12548.3 -940.5   +501.5 +172.41    +37.6  +12.93 12548.3