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Table 48. Optimum Mach Number
COST INDEX = 400 KG/MIN COST INDEX = 500 KG/MIN
FLIGHT LEVEL FLIGHT LEVEL
Weight/wind 1000 kg/(kt) 310 330 350 370 390 410 Weight/wind 1000 kg/(kt) 310 330 350 370 390 410
150 100. .801 .809 .815 .820 .823 .824 150 100. .818 .823 .828 .829 .829 .828
50. .806 .813 .820 .824 .825 .825 50. .823 .828 .830 .831 .831 .829
0. .812 .819 .824 .827 .828 .827 0. .828 .831 .832 .833 .832 .830
-50. .819 .824 .828 .830 .829 .828 -50. .831 .834 .835 .834 .834 .832
-100. .826 .829 .831 .832 .831 .829 -100. .835 .836 .837 .837 .836 .834
170 100. .807 .814 .818 .821 .822 .819 170 100. .821 .825 .827 .828 .826 .823
50. .811 .817 .821 .824 .823 .821 50. .825 .828 .829 .829 .827 .824
0. .816 .822 .825 .826 .825 .822 0. .829 .831 .831 .830 .828 .825
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