Aerodynamic Data
|
Variable
|
Variable in Code
|
Description
|
Units
|
Value(s)
|
Source
|
Notes
|
CD0
|
CDo
|
drag coefficient at =0
|
-
|
0.0205
|
Roskam pg 495
|
|
CD
|
CD_a
|
drag curve slope
|
1/rad
|
0.12
|
Roskam pg 495
|
|
CDe
|
CD_de
|
drag due to elevator
|
1/rad
|
0
|
Roskam pg 495
|
e positive down
|
CL0
|
CLo
|
lift coefficient at =0
|
-
|
0.149
|
Roskam pg 495
|
|
CL
|
CL_a
|
lift curve slope
|
1/rad
|
5.5
|
Roskam pg 495
|
|
CL
|
CL_adot
|
lift due to angle of attack rate
|
1/rad
|
4.2
|
Roskam pg 495
|
|
CLq
|
CL_q
|
lift due to pitch rate
|
1/rad
|
10.0
|
Roskam pg 495
|
|
CLe
|
CL_de
|
lift due to elevator
|
1/rad
|
0.38
|
Roskam pg 495
|
e positive down
|
Cm0
|
Cmo
|
pitch moment coefficient at =0
|
-
|
-0.08
|
Roskam pg 495
|
|
Cm
|
Cm_a
|
pitch moment due to angle of attack
|
1/rad
|
-0.24
|
Roskam pg 495
|
|
Cm
|
Cm_adot
|
pitch moment due to angle of attack rate
|
1/rad
|
-9.6
|
Roskam pg 495
|
|
Cmq
|
Cm_q
|
pitch moment due to pitch rate
|
1/rad
|
-17.7
|
Roskam pg 495
|
|
Cme
|
Cm_de
|
pitching moment due to elevator
|
1/rad
|
-0.88
|
Roskam pg 495
|
e positive down
|
CY
|
CY_beta
|
side force fue to sideslip angle
|
1/rad
|
-1.0
|
Roskam pg 496
|
|
CYp
|
CY_p
|
side force due to roll rate
|
1/rad
|
-0.14
|
Roskam pg 496
|
|
CYr
|
CY_r
|
side force due to yaw rate
|
1/rad
|
0.61
|
Roskam pg 496
|
|
CYa
|
CY_da
|
side force due to aileron
|
1/rad
|
0
|
Roskam pg 496
|
a positive right aileron up
|
CYr
|
CY_dr
|
side force due to rudder
|
1/rad
|
0.028
|
Roskam pg 496
|
r positive left
|
Cl
|
Cl_beta
|
dihedral effect
|
1/rad
|
-0.11
|
Roskam pg 496
|
|
Clp
|
Cl_p
|
roll damping
|
1/rad
|
-0.39
|
Roskam pg 496
|
|
Clr
|
Cl_r
|
roll moment due to yaw rate
|
1/rad
|
0.28
|
Roskam pg 496
|
|
Cla
|
Cl_da
|
roll moment due to aileron
|
1/rad
|
-0.10
|
Roskam pg 496
|
a positive right aileron up
|
Clr
|
Cl_dr
|
roll moment due to rudder
|
1/rad
|
0.05
|
Roskam pg 496
|
r positive left
|
Cn
|
Cn_beta
|
weathercock stability
|
1/rad
|
0.17
|
Roskam pg 496
|
|
Cnp
|
Cn_p
|
adverse yaw
|
1/rad
|
0.09
|
Roskam pg 496
|
|
Cnr
|
Cn_r
|
yaw damping
|
1/rad
|
-0.26
|
Roskam pg 496
|
|
Cna
|
Cn_da
|
yaw moment due to aileron
|
1/rad
|
0.003
|
Roskam pg 496
|
a positive right aileron up
|
Cnr
|
Cn_dr
|
yaw moment due to rudder
|
1/rad
|
-0.12
|
Roskam pg 496
|
r positive left
|