laminarflow_to .35 laminarflow_cruise .50 laminarflow_loiter .50 laminarflow_landing .35 M_cruise 0.8 M_to 0.2509 M_loiter 0.3 M_landing 0.28 cLalpha 0.056 cL0 0.198 cMalpha -0.059 cM0 -0.267 efficiency 0.8872 efficiency_to 0.8872 efficiency_cruise 0.8872 efficiency_loiter 0.8872 efficiency_landing 0.8872 alt_cruise 35000 alt_to 0 alt_loiter 10000 alt_landing 0 weight_cruise 160000 weight_to 160000 weight_loiter 130000 weight_landing 130000 cd_correction 0.0005 c_f 0.003