Table 2: Coordinate information of location 1, 2, 3 and 4.

x y z
Location 1 0-2.7 m 1.4 m 1.65 m
Location 2 0-2.7 m 1.0 m 1.65 m
Location 3 0-2.7 m 0.2 m 1.65 m
Location 4 1.35-2.7 m 0.62 m 1.65 m