Table 3: Relative positioning results for four representatively “extreme” circumstances of fixing errors of GPS receiver antenna.

x/mmy/mmz/mm3 dimension/mm

X-axis0.5120.4990.7011.002
Y-axis0.6770.6940.1330.979
Z-axis0.0720.0830.0810.136
Diagonal0.5020.5030.4290.830