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C402 captain experiences a loss of GPS signal on three or more occasions; from 20 miles out to five miles out; while flying the localizer to runway 22L at bos.
| Attributes | |
| ACN | 1164530 |
| Time | |
| Date | 201404 |
| Local Time Of Day | 0601-1200 |
| Place | |
| Locale Reference | BOS.Airport |
| State Reference | MA |
| Environment | |
| Flight Conditions | VMC |
| Aircraft 1 | |
| Make Model Name | Cessna 402/402C/B379 Businessliner/Utiliner |
| Operating Under FAR Part | Part 135 |
| Flight Phase | Initial Approach |
| Component | |
| Aircraft Component | GPS & Other Satellite Navigation |
| Person 1 | |
| Function | Captain Pilot Flying |
| Qualification | Flight Crew Air Transport Pilot (ATP) |
| Events | |
| Anomaly | Aircraft Equipment Problem Less Severe |
Narrative:
While established on the localizer for the approach to runway 22L in boston; the GPS signal was lost numerous times (more than 3) from 20 miles out from the runway to 5 miles out. Each time the GPS failure message remained for approximately 10-15 seconds before signal returned. The weather was VFR and navigation was not affected.
Original NASA ASRS Text
Title: C402 Captain experiences a loss of GPS signal on three or more occasions; from 20 miles out to five miles out; while flying the localizer to Runway 22L at BOS.
Narrative: While established on the localizer for the approach to Runway 22L in Boston; the GPS signal was lost numerous times (more than 3) from 20 miles out from the runway to 5 miles out. Each time the GPS failure message remained for approximately 10-15 seconds before signal returned. The weather was VFR and navigation was not affected.
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.