Fixed-base Visual Simulation of Pilot Controlled Descents of an Advanced Apollo Spacecraft with an All-flexible Parawing |
Common terms and phrases
45 Angle advanced Apollo spacecraft aerodynamic all-flexible parawing altitude decreasing Angle of attack auxiliary viewing body axes coordinate system deflection deg Figure deg/sec degrees of freedom Direction of flight earth-terrain model equations of motion Euler angles feet meters feet/second meters/second field of view Figure 17 flights performed ft/sec ground speed Ground tracks Heading 180 Heading into wind high wind increments in altitude indicated initial values Langley Research Center lateral control low wind profiles marks indicate 1000-foot matrix which transforms miss distances NASA NASA TN optical axis parawing-payload combination partial instrumentation Pilot 2 Pilot QS Force radian shown in figure system with origin terminal flight-path direction terminal velocity Tick marks indicate tracks of flights transforms a vector turn rate unknown winds Vehicle velocity viewing system Wind at h wind conditions wind flights wind velocity Z-axes zero wind Zk Zk ΔΙ ӘСү 이슬씨