Augmentation messages broadcast by BDSBAS B2a (Satellite-Based Augmentation Systems Interoperability Working Group, 2016b)
| Augmentation message | Contents |
|---|---|
| 0 | Do not use this signal for safety application (for testing) |
| 31 | PRN mask assignments |
| 34, 35, 36 | Integrity information |
| 32 | Satellite clock-ephemeris error corrections and covariance matrix |
| 39 | SBAS satellite clock, ephemeris and covariance matrix |
| 40 | |
| 37 | Degradation parameters and DFREI scale table |
| 47 | Almanacs of SBAS satellite |
| 42 | SNT/UTC offset parameters |
| 63 | Null message |