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<blockquote data-quote="jmason" data-source="post: 310995" data-attributes="member: 10486"><p>Cartridge : .260 Rem</p><p>Bullet : .264, 139, Lapua Scenar GB458 6018</p><p>Cartridge O.A.L. L6: 2.800 inch or 71.12 mm</p><p>Barrel Length : 26.0 inch or 660.4 mm</p><p>Powder : Accurate MAGPRO</p><p></p><p>Predicted data by increasing and decreasing the given charge,</p><p>incremented in steps of 2.0% of nominal charge.</p><p>CAUTION: Figures exceed maximum and minimum recommended loads !</p><p></p><p>Step Fill. Charge Vel. Energy Pmax Pmuz Prop.Burnt B_Time</p><p> % % Grains fps ft.lbs psi psi % ms</p><p></p><p>-20.0 80 36.00 2061 1311 22562 6642 76.3 1.899</p><p>-18.0 82 36.90 2117 1383 24034 6917 78.0 1.850</p><p>-16.0 84 37.80 2173 1457 25609 7191 79.6 1.803</p><p>-14.0 86 38.70 2230 1535 27299 7463 81.2 1.756</p><p>-12.0 88 39.60 2288 1616 29111 7732 82.7 1.711</p><p>-10.0 90 40.50 2346 1699 31056 7996 84.2 1.666</p><p>-08.0 92 41.40 2405 1786 33147 8256 85.7 1.623</p><p>-06.0 94 42.30 2465 1875 35396 8509 87.1 1.580</p><p>-04.0 96 43.20 2525 1967 37817 8755 88.5 1.536</p><p>-02.0 98 44.10 2585 2063 40428 8993 89.7 1.488</p><p>+00.0 100 45.00 2646 2161 43245 9222 91.0 1.442</p><p>+02.0 102 45.90 2707 2262 46290 9440 92.2 1.398</p><p>+04.0 104 46.80 2769 2366 49584 9647 93.2 1.355</p><p>+06.0 106 47.70 2830 2473 53159 9841 94.3 1.313 ! Near Maximum !</p><p>+08.0 108 48.60 2893 2582 57039 10021 95.2 1.272 ! Near Maximum !</p><p>+10.0 110 49.50 2955 2695 61261 10186 96.1 1.233 !DANGEROUS LOAD-DO NOT USE!</p><p></p><p>Results caused by ± 10% powder lot-to-lot burning rate variation using nominal charge</p><p>Data for burning rate increased by 10% relative to nominal value:</p><p>+Ba 100 45.00 2828 2468 53453 9547 97.4 1.318 ! Near Maximum !</p><p>Data for burning rate decreased by 10% relative to nominal value:</p><p>-Ba 100 45.00 2423 1812 34732 8393 80.7 1.591</p><p>________________________________________________________________</p><p>Cartridge : .260 Rem</p><p>Bullet : .264, 140, Hornady A-MAX 26332</p><p>Cartridge O.A.L. L6: 2.800 inch or 71.12 mm</p><p>Barrel Length : 26.0 inch or 660.4 mm</p><p>Powder : Accurate MAGPRO</p><p></p><p>Predicted data by increasing and decreasing the given charge,</p><p>incremented in steps of 2.0% of nominal charge.</p><p>CAUTION: Figures exceed maximum and minimum recommended loads !</p><p></p><p>Step Fill. Charge Vel. Energy Pmax Pmuz Prop.Burnt B_Time</p><p> % % Grains fps ft.lbs psi psi % ms</p><p></p><p>-20.0 81 36.00 2067 1328 22945 6680 76.8 1.892</p><p>-18.0 83 36.90 2123 1401 24453 6955 78.5 1.843</p><p>-16.0 85 37.80 2179 1477 26070 7228 80.1 1.796</p><p>-14.0 87 38.70 2237 1555 27804 7499 81.7 1.749</p><p>-12.0 89 39.60 2295 1637 29665 7767 83.2 1.703</p><p>-10.0 91 40.50 2354 1722 31666 8030 84.7 1.659</p><p>-08.0 93 41.40 2413 1810 33806 8288 86.2 1.615</p><p>-06.0 95 42.30 2473 1901 36132 8539 87.6 1.572</p><p>-04.0 97 43.20 2533 1994 38625 8782 88.9 1.525</p><p>-02.0 99 44.10 2593 2091 41322 9017 90.2 1.478</p><p>+00.0 101 45.00 2654 2190 44230 9242 91.4 1.432</p><p>+02.0 103 45.90 2716 2293 47376 9456 92.6 1.387</p><p>+04.0 105 46.80 2778 2398 50784 9658 93.6 1.344</p><p>+06.0 107 47.70 2840 2507 54491 9847 94.6 1.302 ! Near Maximum !</p><p>+08.0 109 48.60 2902 2618 58515 10022 95.6 1.262 ! Near Maximum !</p><p>+10.0 111 49.50 2965 2732 62902 10181 96.4 1.223 !DANGEROUS LOAD-DO NOT USE!</p><p></p><p>Results caused by ± 10% powder lot-to-lot burning rate variation using nominal charge</p><p>Data for burning rate increased by 10% relative to nominal value:</p><p>+Ba 101 45.00 2835 2498 54713 9539 97.7 1.309 ! Near Maximum !</p><p>Data for burning rate decreased by 10% relative to nominal value:</p><p>-Ba 101 45.00 2432 1839 35494 8436 81.2 1.582</p><p>______________________________________________________________</p><p>Cartridge : .260 Rem</p><p>Bullet : .264, 142, Sierra HPBT MatchK 1742</p><p>Cartridge O.A.L. L6: 2.800 inch or 71.12 mm</p><p>Barrel Length : 26.0 inch or 660.4 mm</p><p>Powder : Accurate MAGPRO</p><p></p><p>Predicted data by increasing and decreasing the given charge,</p><p>incremented in steps of 2.0% of nominal charge.</p><p>CAUTION: Figures exceed maximum and minimum recommended loads !</p><p></p><p>Step Fill. Charge Vel. Energy Pmax Pmuz Prop.Burnt B_Time</p><p> % % Grains fps ft.lbs psi psi % ms</p><p></p><p>-20.0 80 36.00 2064 1343 23156 6741 77.5 1.897</p><p>-18.0 82 36.90 2119 1416 24679 7016 79.1 1.848</p><p>-16.0 84 37.80 2176 1493 26312 7289 80.7 1.801</p><p>-14.0 86 38.70 2233 1573 28062 7560 82.3 1.754</p><p>-12.0 88 39.60 2291 1655 29944 7827 83.8 1.708</p><p>-10.0 91 40.50 2349 1740 31964 8089 85.3 1.663</p><p>-08.0 93 41.40 2408 1829 34136 8345 86.7 1.619</p><p>-06.0 95 42.30 2468 1920 36473 8595 88.1 1.576</p><p>-04.0 97 43.20 2527 2014 38992 8836 89.4 1.529</p><p>-02.0 99 44.10 2588 2111 41706 9069 90.7 1.481</p><p>+00.0 101 45.00 2648 2211 44645 9291 91.9 1.435</p><p>+02.0 103 45.90 2709 2314 47821 9503 93.0 1.390</p><p>+04.0 105 46.80 2770 2420 51261 9702 94.0 1.347 ! Near Maximum !</p><p>+06.0 107 47.70 2832 2528 54994 9887 95.0 1.306 ! Near Maximum !</p><p>+08.0 109 48.60 2894 2640 59053 10058 95.9 1.265 ! Near Maximum !</p><p>+10.0 111 49.50 2956 2754 63474 10213 96.7 1.226 !DANGEROUS LOAD-DO NOT USE!</p><p></p><p>Results caused by ± 10% powder lot-to-lot burning rate variation using nominal charge</p><p>Data for burning rate increased by 10% relative to nominal value:</p><p>+Ba 101 45.00 2826 2518 55269 9562 97.9 1.312 ! Near Maximum !</p><p>Data for burning rate decreased by 10% relative to nominal value:</p><p>-Ba 101 45.00 2428 1859 35800 8506 81.8 1.586</p></blockquote><p></p>
[QUOTE="jmason, post: 310995, member: 10486"] Cartridge : .260 Rem Bullet : .264, 139, Lapua Scenar GB458 6018 Cartridge O.A.L. L6: 2.800 inch or 71.12 mm Barrel Length : 26.0 inch or 660.4 mm Powder : Accurate MAGPRO 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 80 36.00 2061 1311 22562 6642 76.3 1.899 -18.0 82 36.90 2117 1383 24034 6917 78.0 1.850 -16.0 84 37.80 2173 1457 25609 7191 79.6 1.803 -14.0 86 38.70 2230 1535 27299 7463 81.2 1.756 -12.0 88 39.60 2288 1616 29111 7732 82.7 1.711 -10.0 90 40.50 2346 1699 31056 7996 84.2 1.666 -08.0 92 41.40 2405 1786 33147 8256 85.7 1.623 -06.0 94 42.30 2465 1875 35396 8509 87.1 1.580 -04.0 96 43.20 2525 1967 37817 8755 88.5 1.536 -02.0 98 44.10 2585 2063 40428 8993 89.7 1.488 +00.0 100 45.00 2646 2161 43245 9222 91.0 1.442 +02.0 102 45.90 2707 2262 46290 9440 92.2 1.398 +04.0 104 46.80 2769 2366 49584 9647 93.2 1.355 +06.0 106 47.70 2830 2473 53159 9841 94.3 1.313 ! Near Maximum ! +08.0 108 48.60 2893 2582 57039 10021 95.2 1.272 ! Near Maximum ! +10.0 110 49.50 2955 2695 61261 10186 96.1 1.233 !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 100 45.00 2828 2468 53453 9547 97.4 1.318 ! Near Maximum ! Data for burning rate decreased by 10% relative to nominal value: -Ba 100 45.00 2423 1812 34732 8393 80.7 1.591 ________________________________________________________________ Cartridge : .260 Rem Bullet : .264, 140, Hornady A-MAX 26332 Cartridge O.A.L. L6: 2.800 inch or 71.12 mm Barrel Length : 26.0 inch or 660.4 mm Powder : Accurate MAGPRO 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 81 36.00 2067 1328 22945 6680 76.8 1.892 -18.0 83 36.90 2123 1401 24453 6955 78.5 1.843 -16.0 85 37.80 2179 1477 26070 7228 80.1 1.796 -14.0 87 38.70 2237 1555 27804 7499 81.7 1.749 -12.0 89 39.60 2295 1637 29665 7767 83.2 1.703 -10.0 91 40.50 2354 1722 31666 8030 84.7 1.659 -08.0 93 41.40 2413 1810 33806 8288 86.2 1.615 -06.0 95 42.30 2473 1901 36132 8539 87.6 1.572 -04.0 97 43.20 2533 1994 38625 8782 88.9 1.525 -02.0 99 44.10 2593 2091 41322 9017 90.2 1.478 +00.0 101 45.00 2654 2190 44230 9242 91.4 1.432 +02.0 103 45.90 2716 2293 47376 9456 92.6 1.387 +04.0 105 46.80 2778 2398 50784 9658 93.6 1.344 +06.0 107 47.70 2840 2507 54491 9847 94.6 1.302 ! Near Maximum ! +08.0 109 48.60 2902 2618 58515 10022 95.6 1.262 ! Near Maximum ! +10.0 111 49.50 2965 2732 62902 10181 96.4 1.223 !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 101 45.00 2835 2498 54713 9539 97.7 1.309 ! Near Maximum ! Data for burning rate decreased by 10% relative to nominal value: -Ba 101 45.00 2432 1839 35494 8436 81.2 1.582 ______________________________________________________________ Cartridge : .260 Rem Bullet : .264, 142, Sierra HPBT MatchK 1742 Cartridge O.A.L. L6: 2.800 inch or 71.12 mm Barrel Length : 26.0 inch or 660.4 mm Powder : Accurate MAGPRO 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 80 36.00 2064 1343 23156 6741 77.5 1.897 -18.0 82 36.90 2119 1416 24679 7016 79.1 1.848 -16.0 84 37.80 2176 1493 26312 7289 80.7 1.801 -14.0 86 38.70 2233 1573 28062 7560 82.3 1.754 -12.0 88 39.60 2291 1655 29944 7827 83.8 1.708 -10.0 91 40.50 2349 1740 31964 8089 85.3 1.663 -08.0 93 41.40 2408 1829 34136 8345 86.7 1.619 -06.0 95 42.30 2468 1920 36473 8595 88.1 1.576 -04.0 97 43.20 2527 2014 38992 8836 89.4 1.529 -02.0 99 44.10 2588 2111 41706 9069 90.7 1.481 +00.0 101 45.00 2648 2211 44645 9291 91.9 1.435 +02.0 103 45.90 2709 2314 47821 9503 93.0 1.390 +04.0 105 46.80 2770 2420 51261 9702 94.0 1.347 ! Near Maximum ! +06.0 107 47.70 2832 2528 54994 9887 95.0 1.306 ! Near Maximum ! +08.0 109 48.60 2894 2640 59053 10058 95.9 1.265 ! Near Maximum ! +10.0 111 49.50 2956 2754 63474 10213 96.7 1.226 !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 101 45.00 2826 2518 55269 9562 97.9 1.312 ! Near Maximum ! Data for burning rate decreased by 10% relative to nominal value: -Ba 101 45.00 2428 1859 35800 8506 81.8 1.586 [/QUOTE]
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