z= Expan- sion field = Optical Axis in meters x= vertical distance from z in meters Cos q = z/r r= Sqrt(x^2+z^2) Radius PM (Primary Mirror) in meters Radius SM (Secondary Mirror) in meters dSM =area of one SM in m^2 Total # SMs Total SM area in m^2 W =SolidAngle of the light incident on SM =(dSM*cos q ^3)/z^2 in Steradians [Boyd, p.83] G = the Divergence Angle of the RM reflected beam =4(Sqrt( W /4Pi)) -inRadians --from W =4*Pi*(sin.5(.5 G ))^2 [Boyd, p.16] [Solar G =.0093]   Irradiance-from the Cosine to the fourth law = (Radiance*As/z^2) * (cos q )^4 -in w/m^2 [Boyd,p.84] [Sun's surface =63W/mm^2] Total Power Out in Watts = Total SM area * Irradiance [Total Power In = 1.368e9 Watts from 1 KM^2 collection area]
4301 0.00 1.00000000 3.5 0.060 0.01131 111111 1257 0.0000000006113613 0.0000278999882328768 1084018.24 1362217496.4
4301 0.02 1.00000000 3.5 0.060 0.01131 111111 1257 0.0000000006113613 0.0000278999882324243 1084018.24 1362217496.4
4301 0.04 1.00000000 3.5 0.060 0.01131 111111 1257 0.0000000006113613 0.0000278999882310670 1084018.24 1362217496.2
4301 0.06 1.00000000 3.5 0.060 0.01131 111111 1257 0.0000000006113613 0.0000278999882288047 1084018.24 1362217495.9
4301 1.00 0.99999997 3.5 0.060 0.01131 111111 1257 0.0000000006113612 0.0000278999871017503 1084018.12 1362217349.2
4301 5.00 0.99999932 3.5 0.060 0.01131 111111 1257 0.0000000006113600 0.0000278999599547464 1084015.31 1362213814.6
4301 10.00 0.99999730 3.5 0.060 0.01131 111111 1257 0.0000000006113563 0.0000278998751207564 1084006.52 1362202769.3
4301 20.00 0.99998919 3.5 0.060 0.01131 111111 1257 0.0000000006113414 0.0000278995357908152 1083971.37 1362158589.2