Research Article

Impact-Time-Control Guidance Law for Missile with Time-Varying Velocity

Table 1

Initial condition for Cases 1 and 2.

ParametersCase 1 (constant velocity)Case 2 (varying velocity)

Initial missile position(−10000, −3000) m
Initial missile velocity 400 
Initial missile heading angle −60 deg
Target position m
Desired impact time 37 s
Missile mass 400 kg
Reference area 0.039 
Air density 1.293 
Minimum speed 400 m/s350 m/s