GPS Quality Indicator
All GPS quality indicators in heading 1-5 are considered valid.
| Number | Meaning |
|---|---|
| 0 | Fix not available or invalid |
| 1 | GPS SPS Mode, fix valid |
| 2 | Differential GPS, SPS Mode, fix valid |
| 3 | GPS PPS Mode, fix valid |
| 4 | Real Time Kinematic. System used in RTK mode with fixed integers. |
| 5 | Float RTK. Satellite system used in RTK mode, floating integers. |
| 6 | Estimated (dead reckoning) Mode |
| 7 | Manual Input Mode |
| 8 | Simulator Mode |