Message types of RTCM SSR (RTCM SC-104, 2020)
| Content | GPS | GLONASS | Galileo | QZSS | SBAS | BeiDou |
|---|---|---|---|---|---|---|
| Orbit | 1057 | 1063 | (1240) | (1246) | (1252) | (1258) |
| Clock | 1058 | 1064 | (1241) | (1247) | (1253) | (1259) |
| Combined Orbit and Clock | 1060 | 1066 | (1243) | (1249) | (1255) | (1261) |
| High-rate Clock | 1062 | 1068 | (1245) | (1251) | (1257) | (1263) |
| Code Bias | 1059 | 1065 | (1242) | (1248) | (1254) | (1260) |
| Phase Bias | (1265) | (1266) | (1267) | (1268) | (1269) | (1270) |
| URA | 1061 | 1067 | (1244) | (1250) | (1256) | (1262) |
| Ionosphere VTEC Spherical Harmonics | (1264) |