20
Appendix
Appendix A. Specifications
General
Frequency L1,1575.42MHZ
C/A Code
1.023MHZ
Datum WGS84
Performance Characteristics
Position Accuracy
Without aid: 3.0m 2D-RMS
<3m CEP(50%) without SA(horizontal)
DGPS
(WAAS,EGNOS,MSAS):2.5m
Velocity Accuracy
Without aid: 0.1m/s
DGPS
(WAAS,EGNOS,MSAS):0.05m/s
Acceleration Without
aid:<4g
DGPS
(WAAS,EGNOS,MSAS):<4g
Timing Accuracy
50 ns RMS
Reacquisition Time
<1s
Hot start
1s
Warm start
33s
Cold start
36s
Sensitivity Acquisition:-144dBm
Tracking:-158dBm
Update 1Hz