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37000 Feet | Browse and search NASA's Aviation Safety Reporting System |
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Air carrier medium large transport reported off clearance altitude. Flight crew changed transponder and aircraft was on altitude.
| Attributes | |
| ACN | 189449 |
| Time | |
| Date | 199109 |
| Day | Tue |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | airport : lih |
| State Reference | HI |
| Altitude | msl bound lower : 15000 msl bound upper : 15900 |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | artcc : zhn |
| Operator | common carrier : air carrier |
| Make Model Name | Medium Large Transport, Low Wing, 2 Turbojet Eng |
| Flight Phase | cruise other |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Qualification | pilot : flight engineer pilot : commercial pilot : atp pilot : instrument |
| Experience | flight time last 90 days : 150 flight time total : 5800 flight time type : 2500 |
| ASRS Report | 189449 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp |
| Experience | flight time last 90 days : 150 flight time total : 7000 flight time type : 4000 |
| ASRS Report | 189522 |
| Events | |
| Anomaly | aircraft equipment problem : less severe |
| Independent Detector | other controllera |
| Resolutory Action | flight crew : overcame equipment problem |
| Consequence | Other |
| Supplementary | |
| Primary Problem | Aircraft |
| Air Traffic Incident | other |
Narrative:
After leveling off at 15000 ft, our assigned altitude, honolulu center reported our altitude as 15900 ft. Both cockpit altimeters indicated 15000 ft. We switched to the other transponder and center reported us at 15000 ft.
Original NASA ASRS Text
Title: ACR MLG RPTED OFF CLRNC ALT. FLC CHANGED TRANSPONDER AND ACFT WAS ON ALT.
Narrative: AFTER LEVELING OFF AT 15000 FT, OUR ASSIGNED ALT, HONOLULU CENTER RPTED OUR ALT AS 15900 FT. BOTH COCKPIT ALTIMETERS INDICATED 15000 FT. WE SWITCHED TO THE OTHER TRANSPONDER AND CENTER RPTED US AT 15000 FT.
Data retrieved from NASA's ASRS site as of July 2007 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.