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📁 Digital DATCOM Source Code and Examples
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                                                  LIFT-CURVE-SLOPE INTERPOLATION TABLE
                                                      MACH               CL-ALPHA
                                                     0.750               0.2924E-01
                                                     0.962               0.2797E-01
                                                     1.032               0.2491E-01
                                                     1.102               0.2377E-01
                                                     1.400               0.2716E-01
1
 
     A(  1)= 5.62860E+00     A(  2)= 1.28000E-30     A(  3)= 5.62860E+00     A(  4)= 5.62860E+00     A(  5)= 1.79661E+00
     A(  6)= 1.00000E+00     A(  7)= 1.79661E+00     A(  8)= 1.00000E-30     A(  9)= 1.00000E-30     A( 10)= 2.90000E+00
     A( 11)= 1.00000E-30     A( 12)= 1.00000E-30     A( 13)= 1.00000E-30     A( 14)= 1.00000E-30     A( 15)= 2.01047E+00
     A( 16)= 2.01047E+00     A( 17)= 6.40000E-01     A( 18)= 7.83019E-01     A( 19)= 1.00000E+00     A( 20)= 1.00000E-30
     A( 21)= 1.59000E+00     A( 22)= 1.00000E-30     A( 23)= 1.59000E+00     A( 24)= 1.00000E-30     A( 25)= 2.20690E-01
     A( 26)= 2.20690E-01     A( 27)= 2.20690E-01     A( 28)= 1.00000E+00     A( 29)= 2.91076E+00     A( 30)= 1.89900E+00
     A( 31)= 6.25819E-01     A( 32)= 6.25819E-01     A( 33)= 1.59000E+00     A( 34)= 5.50000E+01     A( 35)= 9.59931E-01
     A( 36)= 8.19152E-01     A( 37)= 5.73576E-01     A( 38)= 1.42815E+00     A( 39)= 9.59931E-01     A( 40)= 4.70116E+01
     A( 41)= 8.20506E-01     A( 42)= 7.31491E-01     A( 43)= 6.81851E-01     A( 44)= 1.07280E+00     A( 45)= 8.20506E-01
     A( 46)= 3.56578E+01     A( 47)= 6.22346E-01     A( 48)= 5.82943E-01     A( 49)= 8.12513E-01     A( 50)= 7.17456E-01
     A( 51)= 6.22346E-01     A( 52)= 3.87566E-01     A( 53)= 6.76431E-03     A( 54)= 6.76426E-03     A( 55)= 9.99977E-01
     A( 56)= 6.76441E-03     A( 57)= 6.76431E-03     A( 58)= 5.50000E+01     A( 59)= 9.59931E-01     A( 60)= 8.19152E-01
     A( 61)= 5.73576E-01     A( 62)= 1.42815E+00     A( 63)= 9.59931E-01     A( 64)= 4.70116E+01     A( 65)= 8.20506E-01
     A( 66)= 7.31491E-01     A( 67)= 6.81851E-01     A( 68)= 1.07280E+00     A( 69)= 8.20506E-01     A( 70)= 3.56578E+01
     A( 71)= 6.22346E-01     A( 72)= 5.82943E-01     A( 73)= 8.12513E-01     A( 74)= 7.17456E-01     A( 75)= 6.22346E-01
     A( 76)= 3.87566E-01     A( 77)= 6.76431E-03     A( 78)= 6.76426E-03     A( 79)= 9.99977E-01     A( 80)= 6.76441E-03
     A( 81)= 6.76431E-03     A( 82)= 0.00000E+00     A( 83)= 0.00000E+00     A( 84)= 0.00000E+00     A( 85)= 1.00000E+00
     A( 86)= 0.00000E+00     A( 87)= 0.00000E+00     A( 88)= 0.00000E+00     A( 89)= 0.00000E+00     A( 90)= 0.00000E+00
     A( 91)= 1.00000E+00     A( 92)= 0.00000E+00     A( 93)= 0.00000E+00     A( 94)= 0.00000E+00     A( 95)= 0.00000E+00
     A( 96)= 0.00000E+00     A( 97)= 1.00000E+00     A( 98)= 0.00000E+00     A( 99)= 0.00000E+00     A(100)= 0.00000E+00
     A(101)= 0.00000E+00     A(102)= 0.00000E+00     A(103)= 1.00000E+00     A(104)= 0.00000E+00     A(105)= 0.00000E+00
     A(106)= 5.50000E+01     A(107)= 9.59931E-01     A(108)= 8.19152E-01     A(109)= 5.73576E-01     A(110)= 1.42815E+00
     A(111)= 9.59931E-01     A(112)= 0.00000E+00     A(113)= 0.00000E+00     A(114)= 0.00000E+00     A(115)= 1.00000E+00
     A(116)= 0.00000E+00     A(117)= 0.00000E+00     A(118)= 2.20690E-01     A(119)= 5.62860E+00     A(120)= 1.79661E+00
     A(121)= 2.01047E+00     A(122)= 2.01047E+00     A(123)= 4.75379E-01     A(124)= 8.46243E-01     A(125)= 4.13593E+00
     A(126)=-1.08652E+00     A(127)= 2.85598E+01     A(128)= 3.50000E+00     A(129)= 2.66828E+06     A(130)= 6.25819E-01
     A(131)= 1.31250E-01     A(132)= 1.00000E-30     A(133)= 0.00000E+00     A(134)=-8.44619E-01     A(135)= 1.00000E-30
     A(136)= 6.25819E-01     A(137)= 1.00000E+00     A(138)= 0.00000E+00     A(139)= 0.00000E+00     A(140)= 0.00000E+00
     A(141)= 1.00000E+00     A(142)= 0.00000E+00     A(143)= 0.00000E+00     A(144)= 8.60750E+00     A(145)= 8.45000E-01
     A(146)= 1.00000E-30     A(147)= 2.63547E+01     A(148)= 4.59976E-01     A(149)= 4.43927E-01     A(150)= 8.96063E-01
     A(151)= 4.95419E-01     A(152)= 4.59976E-01     A(153)= 2.68382E+01     A(154)= 4.68415E-01     A(155)= 4.51473E-01
     A(156)= 8.92285E-01     A(157)= 5.05974E-01     A(158)= 4.68415E-01     A(159)= 5.82759E-01     A(160)= 4.06108E+00
     A(161)= 1.39638E+00     A(162)= 1.00000E+00     A(163)= 1.79661E+00     A(164)= 7.95000E-01     A(165)= 7.95000E-01
     A(166)= 1.00000E-30     A(167)= 1.00000E-30     A(168)= 1.00000E-30     A(169)= 1.00000E-30     A(170)= 1.82759E-01
     A(171)= 1.00000E-30     A(172)= 1.00000E-30     A(173)= 5.30000E-01     A(174)= 4.00000E-01     A(175)= 4.06822E+01
     A(176)= 7.10038E-01     A(177)= 6.51863E-01     A(178)= 7.58337E-01     A(179)= 8.59595E-01     A(180)= 7.10038E-01
     A(181)= 0.00000E+00     A(182)= 0.00000E+00     A(183)= 0.00000E+00     A(184)= 1.00000E+00     A(185)= 0.00000E+00
     A(186)= 0.00000E+00     A(187)= 4.06822E+01     A(188)= 7.10038E-01     A(189)= 6.51863E-01     A(190)= 7.58337E-01
     A(191)= 8.59595E-01     A(192)= 7.10038E-01     A(193)= 1.00000E-30     A(194)= 1.00000E-30     A(195)= 8.93762E-01
1                               AUTOMATED STABILITY AND CONTROL METHODS PER APRIL 1976 VERSION OF DATCOM
                                         CHARACTERISTICS AT ANGLE OF ATTACK AND IN SIDESLIP
                                                      WING ALONE CONFIGURATION
                                 STRAIGHT TAPERED EXPOSED WING SOLUTION, EXAMPLE PROBLEM 2, CASE 1
 
 -----------------------  FLIGHT CONDITIONS  ------------------------           --------------  REFERENCE DIMENSIONS  ------------
  MACH    ALTITUDE   VELOCITY    PRESSURE    TEMPERATURE     REYNOLDS             REF.      REFERENCE LENGTH   MOMENT REF. CENTER
 NUMBER                                                       NUMBER              AREA       LONG.     LAT.     HORIZ      VERT
             FT       FT/SEC     LB/FT**2       DEG R         1/FT               FT**2        FT        FT        FT        FT
0 1.400   40000.00    1355.16   3.9312E+02     389.970     2.6683E+06             8.050      2.460     4.280     4.140     0.000
0                                                               -------------------DERIVATIVE (PER DEGREE)-------------------
0 ALPHA     CD       CL       CM       CN       CA       XCP        CLA          CMA          CYB          CNB          CLB
0
   -6.0    0.021   -0.114    0.0542  -0.116    0.009   -0.468    2.716E-02   -1.356E-02      NDM          NDM        2.702E-04
   -4.0    0.016   -0.056    0.0271  -0.057    0.012   -0.477    2.862E-02                                           1.325E-04
   -2.0    0.015    0.000    0.0000  -0.001    0.015    0.000    2.795E-02                                           1.187E-06
    0.0    0.016    0.056   -0.0271   0.056    0.016   -0.485    2.862E-02                                          -1.302E-04
    2.0    0.021    0.114   -0.0542   0.115    0.017   -0.471    2.978E-02                                          -2.681E-04
    4.0    0.029    0.175   -0.0814   0.177    0.017   -0.461    3.052E-02                                          -4.113E-04
    8.0    0.057    0.299   -0.1356   0.304    0.015   -0.446    3.088E-02                                          -7.082E-04
   12.0    0.100    0.422     NDM     0.434    0.010             2.990E-02                                          -1.010E-03
   16.0    0.153    0.538     NDM     0.560   -0.001             2.753E-02                                          -1.303E-03
   20.0    0.212    0.642     NDM     0.676   -0.020             2.392E-02                                          -1.574E-03
   24.0    0.269    0.730     NDM     0.776   -0.051             1.973E-02                                          -1.807E-03
0*** NDM PRINTED WHEN NO DATCOM METHODS EXIST
 
     A(  1)= 5.62860E+00     A(  2)= 1.28000E-30     A(  3)= 5.62860E+00     A(  4)= 5.62860E+00     A(  5)= 1.79661E+00
     A(  6)= 1.00000E+00     A(  7)= 1.79661E+00     A(  8)= 1.00000E-30     A(  9)= 1.00000E-30     A( 10)= 2.90000E+00
     A( 11)= 1.00000E-30     A( 12)= 1.00000E-30     A( 13)= 1.00000E-30     A( 14)= 1.00000E-30     A( 15)= 2.01047E+00
     A( 16)= 2.01047E+00     A( 17)= 6.40000E-01     A( 18)= 7.83019E-01     A( 19)= 1.00000E+00     A( 20)= 1.00000E-30
     A( 21)= 1.59000E+00     A( 22)= 1.00000E-30     A( 23)= 1.59000E+00     A( 24)= 1.00000E-30     A( 25)= 2.20690E-01
     A( 26)= 2.20690E-01     A( 27)= 2.20690E-01     A( 28)= 1.00000E+00     A( 29)= 2.91076E+00     A( 30)= 1.89900E+00
     A( 31)= 6.25819E-01     A( 32)= 6.25819E-01     A( 33)= 1.59000E+00     A( 34)= 5.50000E+01     A( 35)= 9.59931E-01
     A( 36)= 8.19152E-01     A( 37)= 5.73576E-01     A( 38)= 1.42815E+00     A( 39)= 9.59931E-01     A( 40)= 4.70116E+01
     A( 41)= 8.20506E-01     A( 42)= 7.31491E-01     A( 43)= 6.81851E-01     A( 44)= 1.07280E+00     A( 45)= 8.20506E-01
     A( 46)= 3.56578E+01     A( 47)= 6.22346E-01     A( 48)= 5.82943E-01     A( 49)= 8.12513E-01     A( 50)= 7.17456E-01
     A( 51)= 6.22346E-01     A( 52)= 3.87566E-01     A( 53)= 6.76431E-03     A( 54)= 6.76426E-03     A( 55)= 9.99977E-01
     A( 56)= 6.76441E-03     A( 57)= 6.76431E-03     A( 58)= 5.50000E+01     A( 59)= 9.59931E-01     A( 60)= 8.19152E-01
     A( 61)= 5.73576E-01     A( 62)= 1.42815E+00     A( 63)= 9.59931E-01     A( 64)= 4.70116E+01     A( 65)= 8.20506E-01
     A( 66)= 7.31491E-01     A( 67)= 6.81851E-01     A( 68)= 1.07280E+00     A( 69)= 8.20506E-01     A( 70)= 3.56578E+01
     A( 71)= 6.22346E-01     A( 72)= 5.82943E-01     A( 73)= 8.12513E-01     A( 74)= 7.17456E-01     A( 75)= 6.22346E-01
     A( 76)= 3.87566E-01     A( 77)= 6.76431E-03     A( 78)= 6.76426E-03     A( 79)= 9.99977E-01     A( 80)= 6.76441E-03
     A( 81)= 6.76431E-03     A( 82)= 0.00000E+00     A( 83)= 0.00000E+00     A( 84)= 0.00000E+00     A( 85)= 1.00000E+00
     A( 86)= 0.00000E+00     A( 87)= 0.00000E+00     A( 88)= 0.00000E+00     A( 89)= 0.00000E+00     A( 90)= 0.00000E+00
     A( 91)= 1.00000E+00     A( 92)= 0.00000E+00     A( 93)= 0.00000E+00     A( 94)= 0.00000E+00     A( 95)= 0.00000E+00
     A( 96)= 0.00000E+00     A( 97)= 1.00000E+00     A( 98)= 0.00000E+00     A( 99)= 0.00000E+00     A(100)= 0.00000E+00
     A(101)= 0.00000E+00     A(102)= 0.00000E+00     A(103)= 1.00000E+00     A(104)= 0.00000E+00     A(105)= 0.00000E+00
     A(106)= 5.50000E+01     A(107)= 9.59931E-01     A(108)= 8.19152E-01     A(109)= 5.73576E-01     A(110)= 1.42815E+00
     A(111)= 9.59931E-01     A(112)= 0.00000E+00     A(113)= 0.00000E+00     A(114)= 0.00000E+00     A(115)= 1.00000E+00
     A(116)= 0.00000E+00     A(117)= 0.00000E+00     A(118)= 2.20690E-01     A(119)= 5.62860E+00     A(120)= 1.79661E+00
     A(121)= 2.01047E+00     A(122)= 2.01047E+00     A(123)= 4.75379E-01     A(124)= 8.46243E-01     A(125)= 4.13593E+00
     A(126)=-1.08652E+00     A(127)= 2.85598E+01     A(128)= 3.50000E+00     A(129)= 4.26444E+05     A(130)= 6.25819E-01
     A(131)= 1.31250E-01     A(132)= 1.00000E-30     A(133)= 0.00000E+00     A(134)=-8.44619E-01     A(135)= 1.00000E-30
     A(136)= 6.25819E-01     A(137)= 1.00000E+00     A(138)= 0.00000E+00     A(139)= 0.00000E+00     A(140)= 0.00000E+00
     A(141)= 1.00000E+00     A(142)= 0.00000E+00     A(143)= 0.00000E+00     A(144)= 8.60750E+00     A(145)= 8.45000E-01
     A(146)= 1.00000E-30     A(147)= 2.63547E+01     A(148)= 4.59976E-01     A(149)= 4.43927E-01     A(150)= 8.96063E-01
     A(151)= 4.95419E-01     A(152)= 4.59976E-01     A(153)= 2.68382E+01     A(154)= 4.68415E-01     A(155)= 4.51473E-01
     A(156)= 8.92285E-01     A(157)= 5.05974E-01     A(158)= 4.68415E-01     A(159)= 5.82759E-01     A(160)= 4.06108E+00
     A(161)= 1.39638E+00     A(162)= 1.00000E+00     A(163)= 1.79661E+00     A(164)= 7.95000E-01     A(165)= 7.95000E-01
     A(166)= 1.00000E-30     A(167)= 1.00000E-30     A(168)= 1.00000E-30     A(169)= 1.00000E-30     A(170)= 1.82759E-01
     A(171)= 1.00000E-30     A(172)= 1.00000E-30     A(173)= 5.30000E-01     A(174)= 4.00000E-01     A(175)= 4.06822E+01
     A(176)= 7.10038E-01     A(177)= 6.51863E-01     A(178)= 7.58337E-01     A(179)= 8.59595E-01     A(180)= 7.10038E-01
     A(181)= 0.00000E+00     A(182)= 0.00000E+00     A(183)= 0.00000E+00     A(184)= 1.00000E+00     A(185)= 0.00000E+00
     A(186)= 0.00000E+00     A(187)= 4.06822E+01     A(188)= 7.10038E-01     A(189)= 6.51863E-01     A(190)= 7.58337E-01
     A(191)= 8.59595E-01     A(192)= 7.10038E-01     A(193)= 1.00000E-30     A(194)= 1.00000E-30     A(195)= 8.93762E-01
1                               AUTOMATED STABILITY AND CONTROL METHODS PER APRIL 1976 VERSION OF DATCOM
                                         CHARACTERISTICS AT ANGLE OF ATTACK AND IN SIDESLIP
                                                      WING ALONE CONFIGURATION
                                 STRAIGHT TAPERED EXPOSED WING SOLUTION, EXAMPLE PROBLEM 2, CASE 1
 
 -----------------------  FLIGHT CONDITIONS  ------------------------           --------------  REFERENCE DIMENSIONS  ------------
  MACH    ALTITUDE   VELOCITY    PRESSURE    TEMPERATURE     REYNOLDS             REF.      REFERENCE LENGTH   MOMENT REF. CENTER
 NUMBER                                                       NUMBER              AREA       LONG.     LAT.     HORIZ      VERT
             FT       FT/SEC     LB/FT**2       DEG R         1/FT               FT**2        FT        FT        FT        FT
0 2.500   90000.00    2460.43   3.6777E+01     403.136     4.2644E+05             8.050      2.460     4.280     4.140     0.000
0                                                               -------------------DERIVATIVE (PER DEGREE)-------------------
0 ALPHA     CD       CL       CM       CN       CA       XCP        CLA          CMA          CYB          CNB          CLB
0
   -6.0    0.020   -0.070    0.0357  -0.072    0.012   -0.498    1.643E-02   -8.921E-03      NDM          NDM        9.845E-05

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