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Another air carrier crew reports loss of GPS capability in the vicinity of smo during approach to MMMX.
| Attributes | |
| ACN | 1210345 |
| Time | |
| Date | 201410 |
| Local Time Of Day | 1801-2400 |
| Place | |
| Locale Reference | MMMX.Airport |
| State Reference | FO |
| Aircraft 1 | |
| Make Model Name | Medium Large Transport Low Wing 2 Turbojet Eng |
| Operating Under FAR Part | Part 121 |
| Flight Phase | Initial Approach |
| Component | |
| Aircraft Component | GPS & Other Satellite Navigation |
| Person 1 | |
| Function | First Officer Pilot Not Flying |
| Qualification | Flight Crew Air Transport Pilot (ATP) |
| Person 2 | |
| Function | Captain Pilot Flying |
| Qualification | Flight Crew Air Transport Pilot (ATP) |
| Events | |
| Anomaly | Aircraft Equipment Problem Less Severe |
Narrative:
To 5r the GPS has had a rnp fail. This occurs before smo to just after. The FMS for some reason does not keep a satisfactory rnp. Just seems like a safety concern since it is not getting better.
Original NASA ASRS Text
Title: Another Air Carrier crew reports loss of GPS capability in the vicinity of SMO during approach to MMMX.
Narrative: to 5r the GPS has had a RNP fail. This occurs before SMO to just after. The FMS for some reason does not keep a satisfactory RNP. Just seems like a safety concern since it is not getting better.
Data retrieved from NASA's ASRS site and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.