Specifications

Command/Response Formats 145
Commands
long 4 toe. Reference time for orbit (sec).
float 4 Cic. Harmonic correction term (radians).
float 4 Crc. Harmonic correction term (meters).
float 4 Cis. Harmonic correction term (radians).
float 4 Crs. Harmonic correction term (meters).
float 4 Cuc. Harmonic correction term (radians).
float 4 Cus. Harmonic correction term (radians).
double 8 (OMEGA)0. Lon of Asc. node (semi-circles).
double 8
ω. Argument of Perigee (semi-circles)
double 8 I0. Inclination angle at reference time (semi-circles).
float 4 OMEGADOT. Rate of right Asc. (semi-circles per sec).
float 4 IDOT. Rate of inclination (semi-circles per sec).
short 2 Accuracy
short 2 Health
short 2 Curve fit interval (coded).
char 1 (SV PRN number -1)
char 1 Reserved byte.
unsigned
short
2 Word checksum
Total = 132 bytes
Table 6.77: SNV Message Structure (continued)
Type Size Contents