Optimization of the PNG Law for a Dual-Spin Mortar with Fixed Canards

Table 5

Perturbation standard deviations.

State	Nominal	Perturbated
Muzzle velocity (m/s)	341.0	1.00
Launch elevation angle (degrees)	45.0	0.30
Launch azimuth angle (degrees)	0.0	0.30
Launch elevation angle rate (degrees/s)	0.0	0.33
Launch azimuth angle rate (degrees/s)	0.0	0.33
Mass	14.72	0.0033
Axial	—	0.033
Normal
Pitch
Axial for canards
Normal for canards
Pitch for canards
Wind (m/s)	0.0	3.0
Diameter (m)	0.120	6.6E–5