| Field | Internal name | Type | Warning | Critical | Info |
|---|---|---|---|---|---|
| Climb | epc | gauge | Estimated climb error in meters per second. Certainty unknown | ||
| Direction | epd | gauge | Estimated track (direction) error in degrees. Certainty unknown | ||
| Position (2D) | eph | gauge | Estimated horizontal position (2D) error in meters. Also known as Estimated Position Error (epe). Certainty unknown | ||
| Speed | eps | gauge | Estimated speed error in metres per second. Certainty unknown | ||
| Time | ept | gauge | Estimated time stamp error in seconds. Certainty unknown | ||
| Longitude | epx | gauge | Longitude error estimate in meters. Certainty unknown | ||
| Latitude | epy | gauge | Latitude error estimate in meters. Certainty unknown | ||
| Vertical | epv | gauge | Estimated vertical error in meters. Certainty unknown |