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LinksPoint GPS Toolkit Reference
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| Member | Description |
| dGPSTime | Time of Week in seconds |
| dPosition[3] | ECEF position (X,Y, Z) in meters |
| dVelocity[3] | Velocity (X,Y,Z) in meters/second |
| dClockBias | Clock bias in seconds |
| fClockDrift | Clock drift in seconds/second |
| fIonosphericDelay | Ionospheric delay in meters |
| usSvid | Satellite ID |
| ucEphemerisFlag | 1. 0 = no valid SV state, 1 = SV state calculated from ephemeris, 2 = Satellite state calculated from almanac |
typedef struct {
double dGPSTime;
double dPosition[3];
double dVelocity[3];
double dClockBias;
float fClockDrift;
float fReserved1;
float fReserved2;
float fIonosphericDelay;
unsigned short usSvid;
short Reserved2;
unsigned char ucEphemerisFlag;
char Reserved1;
} SIRF_NAVLIB_STATE_DATA;