Figure 48: Performance Curves Chart

24 22 20 18 16 14 14 12 10 8 6 4 VS FT/SEC VS−SOLO VS−DUAL V−M.P.H. L/D L/D SOLO L/D DUAL CALCULATED PERFORMANCE CURVES SOLO S = 3.60 PSF 790 # DUAL S = 4.74 PSF 1,040 # DESIGN DATA WING SPAN 51' 600 LB LENGTH 25' 9" 1,040 LB HEIGHT 9' 3-½" 219.5 SQ FT ASPECT RATIO 11.85 4.74 PSF PERFORMANCE MAX SPEED 98 MPH 35 MPH AIRPLANE TOW 98 MPH 22.25 TO 1 AT 45 AUTO WINCH 69 MPH 22.25 TO 1 AT 52 DRIVE BRAKE EXTEND. MAX 98 MPH 2.6 FPS AT 38 STALL (SOLO) 31 MPH EMPTY WEIGHT GROSS WEIGHT WING AREA WING LOADING STALL (DUAL) L/D MPH (SOLO) L/D MPH (DUAL) SINK SPEED (SOLO) SINK SPEED (DUAL) 3.1 FPS AT 42 30 36 42 48 54 60 66 72 78 84 90