Table 1.

Mean and RMS errors obtained in the simulations with different forward GPS guidance positions.

	Without added error	0 m	1 m	2 m	3 m	4 m	5 m	10 m
Mean error (cm)	0	2.6	0.46	0.45	0.43	0.41	0.39	0.29
RMS error (cm)	0	3.0	0.53	0.51	0.49	0.47	0.45	0.34