Table 6:
Horizontal and vertical position error comparison between GPS/reduced IMU with and without LTP at the end of GPS outage.
Reduced IMU
RMS of position error (m)
Horizontal
Vertical
LTP
No LTP
LTP
No LTP
3A1G (HG1700)
104
219
10
15
2A1G (HG1700)
104
223
12
12
3A1G (Crista)
103
221
11
12
2A1G (Crista)
103
220
11
12