Current Papers, Issue 1065
H.M. Stationery Office, 1969 - Aeronautics
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20 seconds analysis appears Appendix applied Arrows denote increasing assumed atmospheric turbulence behaviour calm air clear indication Comparison of measured Concorde considerably Crosswind derived differences did occur earlier measurements effects expected from earlier expression FLIGHT MEASUREMENTS flight tests ft/s Run Further given ground and atmospheric ground camera ground in calm half height helicopter Horizontal velocity initial intersections January km A/C track knots lateral Limited tests maximum measure the movement Measurements were limited measuring plane moved observed observed motions period the theoretical presented recording runway secs separation shown significant differences smoke trails Starboard Theory Arrows Starboard vortex suggests Table 2 Conta theoretical predictions presented theoretical vortex positions Theory Arrows denote tion trailing vortex variety of wind vary vertical velocity vortex core VORTEX MOTION vortex mutual interaction vortices decayed wake age wind conditions wing tip vortices wingspan Ур