#FIG 3.2 Produced by xfig version 3.2.5-alpha5 Landscape Center Inches Letter 100.00 Single -2 1200 2 2 1 0 1 0 7 50 -1 -1 0.000 0 0 -1 0 0 2 1200 2250 1200 1200 2 1 0 1 0 7 50 -1 -1 0.000 0 0 -1 0 0 2 5175 2250 1200 1200 2 1 0 1 0 7 50 -1 -1 0.000 0 0 -1 0 0 2 1200 1200 2250 2250 2 1 0 1 0 7 50 -1 -1 0.000 0 0 -1 0 0 2 600 900 1200 900 2 1 0 1 0 7 50 -1 -1 0.000 0 0 -1 0 0 2 3000 2250 600 900 2 1 0 1 0 7 50 -1 -1 0.000 0 0 -1 0 0 2 1050 2250 750 2250 2 1 0 1 0 7 50 -1 -1 0.000 0 0 -1 0 0 2 1050 1200 750 1200 2 1 0 1 0 7 50 -1 -1 0.000 0 0 -1 0 0 2 5175 2550 5175 3900 2 1 0 1 0 7 50 -1 -1 0.000 0 0 -1 1 0 2 0 0 1.00 60.00 120.00 900 1500 900 1200 2 1 0 1 0 7 50 -1 -1 0.000 0 0 -1 1 0 2 0 0 1.00 60.00 120.00 900 1950 900 2250 2 1 0 1 0 7 50 -1 -1 0.000 0 0 -1 0 0 2 2250 2250 2250 1500 2 1 1 1 0 7 50 -1 -1 4.000 0 0 -1 0 0 3 2250 1800 1800 1800 1800 2250 2 1 1 1 0 7 50 -1 -1 4.000 0 0 -1 0 0 3 2250 1800 3450 1800 3450 2250 2 1 0 1 0 7 50 -1 -1 4.000 0 0 -1 0 0 2 1800 2550 1800 2850 2 1 0 1 0 7 50 -1 -1 4.000 0 0 -1 0 0 2 3450 2400 3450 2850 2 1 0 1 0 7 50 -1 -1 4.000 0 0 -1 0 0 2 2250 2550 2250 3450 2 1 0 1 0 7 50 -1 -1 0.000 0 0 -1 1 0 2 0 0 1.00 60.00 120.00 1950 3150 2250 3150 2 1 0 1 0 7 50 -1 -1 0.000 0 0 -1 1 0 2 0 0 1.00 60.00 120.00 1500 3150 1200 3150 2 1 0 1 0 7 50 -1 -1 4.000 0 0 -1 1 0 2 0 0 1.00 60.00 120.00 2100 2700 2250 2700 2 1 0 1 0 7 50 -1 -1 4.000 0 0 -1 1 0 2 0 0 1.00 60.00 120.00 1950 2700 1800 2700 2 1 0 1 0 7 50 -1 -1 4.000 0 0 -1 0 0 2 2700 1500 7500 1500 2 1 0 1 0 7 50 -1 -1 4.000 0 0 -1 0 0 2 3900 1800 7500 1800 2 1 0 1 0 7 50 -1 -1 4.000 0 0 -1 0 0 2 5325 2250 7500 2250 2 1 0 1 0 7 50 -1 -1 4.000 0 0 -1 1 0 2 0 0 1.00 60.00 120.00 4425 2700 5175 2700 2 1 0 1 0 7 50 -1 -1 4.000 0 0 -1 1 0 2 0 0 1.00 60.00 120.00 4125 2700 3450 2700 2 1 0 1 0 7 50 -1 -1 0.000 0 0 -1 0 0 2 1200 2400 1200 3900 2 1 0 1 0 7 50 -1 -1 4.000 0 0 -1 1 0 2 0 0 1.00 60.00 120.00 3525 3750 5175 3750 2 1 0 1 0 7 50 -1 -1 4.000 0 0 -1 1 0 2 0 0 1.00 60.00 120.00 3150 3750 1200 3750 4 0 0 50 -1 0 12 0.0000 4 195 1305 1125 1125 Alpha Degrees\001 4 0 0 50 -1 0 12 0.0000 4 195 1665 1575 2475 Alpha - 15 Degrees\001 4 0 0 50 -1 0 12 0.0000 4 195 1725 4425 2475 Alpha + 15 Degrees\001 4 0 0 50 -1 0 12 0.0000 4 150 150 825 1800 H\001 4 0 0 50 -1 0 12 0.0000 4 150 105 1725 3225 d\001 4 0 0 50 -1 0 12 0.0000 4 150 150 7275 1725 3'\001 4 0 0 50 -1 0 12 0.0000 4 150 150 7275 2100 3'\001 4 0 0 50 -1 0 12 0.0000 4 150 105 2025 2775 y\001 4 0 0 50 -1 0 12 0.0000 4 105 90 4275 2775 z\001 4 0 0 50 -1 0 12 0.0000 4 195 1920 1200 4200 tan (alpha +15) = H / d\001 4 0 0 50 -1 0 12 0.0000 4 195 1875 1200 4500 tan (alpha +15) = 3 / y\001 4 0 0 50 -1 0 12 0.0000 4 195 2430 1200 4800 d - y = d - 3 / tan (alpha + 15)\001 4 0 0 50 -1 0 12 0.0000 4 105 105 3300 3825 a\001 4 0 0 50 -1 0 12 0.0000 4 195 1965 1200 5100 d = H / tan (alpha + 15)\001 4 0 0 50 -1 0 12 0.0000 4 195 6240 1200 5400 d - y = H / tan (alpha + 15) - 3 / tan (alpha + 15) = (H - 3) / tan (alpha + 15)\001 4 0 0 50 -1 0 12 0.0000 4 195 1845 1200 5850 tan (alpha - 15) = 3 / z\001 4 0 0 50 -1 0 12 0.0000 4 195 1845 1200 6150 z = 3 / tan (alpha - 15)\001 4 0 0 50 -1 0 12 0.0000 4 195 1905 1200 6600 tan (alpha - 15) = H / a\001 4 0 0 50 -1 0 12 0.0000 4 195 1905 1200 6900 a = H / tan (alpha - 15)\001 4 0 0 50 -1 0 12 0.0000 4 195 6045 1200 7200 a - z = H / tan (alpha - 15) - 3 / tan (alpha - 15) = (H - 3) / tan (alpha - 15)\001 4 0 0 50 -1 0 12 0.0000 4 195 5460 1200 7650 Distance For Half Area for 6' Man = (H - 3) / tan (alpha + 15)[1]\001 4 0 0 50 -1 0 12 0.0000 4 195 5325 1200 7950 Distance For Full Area for 6' Man = d = H / tan (alpha + 15)[1]\001 4 0 0 50 -1 0 12 0.0000 4 195 5340 1200 8250 Distance for Half Area for 6' Man = (H - 3) / tan (alpha - 15)[1]\001 4 0 0 50 -1 0 12 0.0000 4 195 8070 1200 8700 [1] Ignoring cos (alpha +/- 15), And, Ignoring Heat Signature Is Proportional To 1 / Distance^2\001