The Impact on Geographic Location Accuracy due to Different Satellite Orbit Ephemerides

Table 2

Location errors for a simulated ideal case.

DPC	Date	Time	Internet	CCS
no.	Nov. 2008	(UTC)	TLE error (km)	TLE error (km)
109	21	16:29:50	1.07	0.59
109	21	18:14:20	0.67	0.42
109	22	08:31:30	0.99	0.28
109	22	10:19:50	0.83	0.20
109	22	17:27:20	0.88	0.32
109	22	19:13:50	0.85	0.29
109	22	21:02:00	0.61	0.66
32590	21	09:16:40	0.59	0.38
32590	21	11:02:50	0.49	0.27
32590	21	18:09:40	0.94	0.23
32590	22	08:29:50	0.64	0.46
32590	22	10:15:40	1.04	0.32
32590	22	15:36:10	1.25	0.51
32590	22	17:22:30	1.28	0.17
32590	22	19:09:40	0.24	0.42