Table 3: Result of field test Scenario 1 (5 trials).

IDActual distance (m)Reckoned distance (m)Error (m)PE

137.5037.29−0.210.56%
237.5037.560.060.16%
337.5037.830.330.88%
437.5037.33−0.170.45%
537.5037.33−0.170.45%