# Michael Selig # Learjet 24, max weight cruise configuration # twin jet-engine business jet, data from: # Roskam, Jan. Airplane Flight Dynamics and Automatic Flight # Controls, Part I. Lawrence KS: DARcorporation, 1995, # pg 522-524 # 02-10-2000 file creation init Dz_cg 3.5 # [ft] geometry bw 34. # [ft] geometry cbar 7.0 # [ft] geometry Sw 230.0 # [ft^2] controlSurface de 20 20 # [deg] guess for now controlSurface da 20 20 # [deg] guess for now controlSurface dr 20 20 # [deg] guess for now mass Weight 13000 # [lb] mass I_xx 28000 # [slug-ft^2] mass I_yy 18800 # [slug-ft^2] mass I_zz 47000 # [slug-ft^2] mass I_xz 1300 # [slug-ft^2] # Roskam: CTx=0.256 (SL conditions) --> 2020 lb # aircraft specs: 2 engines of 2950 lb static thrust each engine simpleSingle 2950 # [lb] CL CLo 0.130 # [] CL CL_a 5.840 # [/rad] CL CL_adot 2.2 # [/rad] CL CL_q 4.7 # [/rad] CL CL_de 0.46 # [/rad] CD CDo 0.0216 # [] CD CD_a 0.300 # [/rad] CD CD_de 0.0 # [/rad] Cm Cmo 0.05 # [] Cm Cm_a -0.64 # [/rad] Cm Cm_adot -6.7 # [/rad] Cm Cm_q -15.5 # [/rad] Cm Cm_de -1.24 # [/rad] CY CY_beta -0.730 # [/rad] CY CY_p 0.0 # [/rad] CY CY_r 0.400 # [/rad] CY CY_da 0.0 # [/rad] sign reversed CY CY_dr 0.140 # [/rad] Cl Cl_beta -0.110 # [/rad] Cl Cl_p -0.450 # [/rad] Cl Cl_r 0.160 # [/rad] Cl Cl_da -0.178 # [/rad] sign reversed Cl Cl_dr 0.019 # [/rad] Cn Cn_beta 0.127 # [/rad] Cn Cn_p -0.008 # [/rad] Cn Cn_r -0.200 # [/rad] Cn Cn_da 0.020 # [/rad] sign reversed Cn Cn_dr -0.074 # [/rad]