15000 ft 25000 ft 35000 ft Trequired = 1.0e+05 * 0.5700 0.7759 1.1018 250 0.2778 0.3121 0.3903 450 0.3141 0.2785 0.2764 650 0.4481 0.3513 0.2921 850 0.6435 0.4795 0.3640 1050 0.8904 0.6492 0.4722 1250 Tavailable = 1.0e+04 * 9.4365 6.7241 4.6564 0.0250 9.4365 6.7241 4.6564 0.0450 9.4365 6.7241 4.6564 0.0650 9.4365 6.7241 4.6564 0.0850 9.4365 6.7241 4.6564 0.1050 9.4365 6.7241 4.6564 0.1250