Since the z-coordinate is always 0, it has been omitted from position readings Position Heading (Radians) Run 1 Estimate [-169.50, 3.4410] 0.00047207 Run 1 Localized [-156.79, 3.3576] 0.13275 Run 1 Difference [12.71, -0.0834] 0.13228 Run 2 Estimate [6.3307, -96.873] 0.0032067 Run 2 Localized [20.1924, -96.480] 0.20522 Run 2 Difference [13.8617, 0.393] 0.20201 Run 3 Estimate [-73.203, 89.182] 0.02035 Run 3 Localized [-68.829, 89.774] 0.17149 Run 3 Difference [4.3734, 0.592] 0.15116 Run 4 Estimate [6.7521, -34.941] 0.0054271 Run 4 Localized [17.502, -34.878] 0.0053055 Run 4 Difference [10.750, 0.063] -0.0001216 Run 5 Estimate [27.675, -35.276] 0.019341 Run 5 Localized [38.283, -35.072] 0.019184 Run 5 Difference [10.608, 0.204] 0.000157