FINAL GLIDE     Average of computing with glide and sink rate
 
 
   
    FINAL GLIDE  
            1 3 5 7  
          55 165 495 825 1156 55
          60 169 507 845 1184 60
          65 179 536 894 1251 65
          70 191 573 955 1337 70
          75 207 622 1037 1452 75
          80 227 681 1135 1589 80
          85 253 759 1265 1771 85
               
Computing with glide like article says
  miles = 3 3 5 5 7 7 10 10
MPH L/D Sink calcula Min Feet Min Feet Min Feet Min Feet MPH
40 24.2 2.4242424 4.5 654.55 7.5 1091 10.5 1527.3 15 2182 40
45 28.4 2.3239437 4 557.75 6.67 929.6 9.333 1301.4 13.333 1859 45
47 30 2.2977778 3.8298 528 6.38 880 8.936 1232 12.766 1760 47
50 31.6 2.3206751 3.6 501.27 6 835.4 8.4 1169.6 12 1671 50
55 33 2.4444444 3.2727 480 5.45 800 7.636 1120 10.909 1600 55
60 32.4 2.7160494 3 488.89 5 814.8 7 1140.7 10 1630 60
65 31.1 3.0653805 2.7692 509.32 4.62 848.9 6.462 1188.4 9.2308 1698 65
70 29.1 3.5280641 2.5714 544.33 4.29 907.2 6 1270.1 8.5714 1814 70
75 26.6 4.1353383 2.4 595.49 4 992.5 5.6 1389.5 8 1985 75
80 24 4.8888889 2.25 660 3.75 1100 5.25 1540 7.5 2200 80
85 21.15 5.894405 2.1176 748.94 3.53 1248 4.941 1747.5 7.0588 2496 85
Computing with sink rate before I read article
  miles = 3 3 5 5 7 7 10 10
MPH L/D calcula Sink Min Feet Min Feet Min Feet Min Feet MPH
40 18.6243386 3.15 4.5 850.5 7.5 1418 10.5 1984.5 15 2835 50
45 26.1904762 2.52 4 604.8 6.67 1008 9.333 1411.2 13.333 2016 55
47 28.7222222 2.4 3.8298 551.49 6.38 919.1 8.936 1286.8 12.766 1838 60
50 30.428769 2.41 3.6 520.56 6 867.6 8.4 1214.6 12 1735 55
55 31.025641 2.6 3.2727 510.55 5.45 850.9 7.636 1191.3 10.909 1702 60
60 30.1369863 2.92 3 525.6 5 876 7 1226.4 10 1752 55
65 28.1219272 3.39 2.7692 563.26 4.62 938.8 6.462 1314.3 9.2308 1878 60
70 26.3247863 3.9 2.5714 601.71 4.29 1003 6 1404 8.5714 2006 70
75 24.3902439 4.51 2.4 649.44 4 1082 5.6 1515.4 8 2165 75
80 22.5641026 5.2 2.25 702 3.75 1170 5.25 1638 7.5 2340 80
85 20.6060606 6.05 2.1176 768.71 3.53 1281 4.941 1793.6 7.0588 2562 85