COMPUTE 

 VECTOR ANGLE 



INPUT 



TIME, BUOY 



RANGE & ANGLE 



DROGUE RANGE 



& ANGLE 



OUTPUT 

 INPUT 

 DATA 



CONVERT 



ANGLES 



TO RADIANS 



CONVERT 



VECTORS 



TO COMPONENTS 



COMPUTE VELOCITY 



COMPUTE DATE 

 TIME GROUP 



OUTPUT 



TIME 



VELOCITY 



ANGLE 



Figure 72. Flow diagram for IBM 1130 drogue velocity and true bearing program. 



71 



