Table 6.

The estimated distances, speeds, and TTC from the cameras at the moment of trigger.

Trial	Speed (m/s)	Longitudinal Distance (m)	Oblique Distance (m)	Estimated TTC from Cameras (s)	TTC from UWB Beacon (s)	Absolute Difference (s)
1	2.50	7.5	7.70	3.08	3.41	0.33
2	2.77	7.5	7.70	2.78	3.13	0.35
3	2.77	7.0	7.22	2.60	3.09	0.49
4	3.33	15	15.10	4.54	3.10	1.44
5	2.50	7.5	7.70	3.08	2.39	0.69
6	3.05	12.5	12.62	4.14	3.61	0.53
7	2.77	7.5	7.70	2.78	3.32	0.54
8	2.77	7.0	7.22	2.60	3.46	0.86
9	2.77	8.0	8.19	2.96	3.25	0.29
10	2.77	8.0	8.19	2.96	3.23	0.27
11	2.77	7.0	7.22	2.60	2.02	0.58
12	2.77	17.5	17.59	6.35	3.79	2.56
13	2.77	8.0	8.19	2.96	3.11	0.15
14	2.77	8.0	8.19	2.96	3.51	0.55
15	2.77	12.5	12.62	4.56	3.84	0.72