Trick Speed Calibration Times

For calibration of speedometers using a standard trick course. (109 meters)

A B C D
MPH KPH Ideal Tolerance(+/- 1/2mph)
11 17.7 22.17 21.20-23.22
12 19.3 20.32 19.51-21.20
13 20.9 18.76 18.06-19.51
14 22.5 17.42 16.82-18.06
15 24.1 16.25 15.73-16.82
16 25.7 15.24 14.78-15.73
17 27.4 14.34 13.93-14.78
18 29.0 13.55 13.18-13.93
19 30.6 12.83 12.50-13.18
20 32.2 12.19 11.89-12.50
21 33.8 11.61 11.34-11.89