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37000 Feet | Browse and search NASA's Aviation Safety Reporting System |
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A cargo flight descended through assigned altitude while on vectors to the airport. The PF (captain) was distracted by a problem with the ADF radio and cited fatigue as a factor in the error.
| Attributes | |
| ACN | 325950 |
| Time | |
| Date | 199601 |
| Day | Thu |
| Local Time Of Day | 0001 To 0600 |
| Place | |
| Locale Reference | airport : ind |
| State Reference | IN |
| Altitude | msl bound lower : 4600 msl bound upper : 5000 |
| Environment | |
| Flight Conditions | VMC |
| Light | Night Night |
| Aircraft 1 | |
| Controlling Facilities | tracon : ind |
| Operator | common carrier : air carrier |
| Make Model Name | Commercial Fixed Wing |
| Operating Under FAR Part | Part 121 |
| Flight Phase | descent other |
| Route In Use | enroute : on vectors |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp |
| Experience | flight time last 90 days : 60 flight time total : 15000 flight time type : 500 |
| ASRS Report | 325950 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Qualification | pilot : atp |
| Events | |
| Anomaly | aircraft equipment problem : less severe altitude deviation : overshoot non adherence : clearance other anomaly other |
| Independent Detector | other flight crewa |
| Resolutory Action | flight crew : returned to intended course or assigned course |
| Consequence | Other |
| Supplementary | |
| Primary Problem | Flight Crew Human Performance |
| Air Traffic Incident | Pilot Deviation |
Narrative:
Hand flying aircraft, distracted by problem with ADF radio and missed level off at 5000 ft by 300-400 ft. Returned to altitude. On night flying sequence, very tired due to poor sleep on layover, which led to breakdown in habit pattern.
Original NASA ASRS Text
Title: A CARGO FLT DSNDED THROUGH ASSIGNED ALT WHILE ON VECTORS TO THE ARPT. THE PF (CAPT) WAS DISTRACTED BY A PROB WITH THE ADF RADIO AND CITED FATIGUE AS A FACTOR IN THE ERROR.
Narrative: HAND FLYING ACFT, DISTRACTED BY PROB WITH ADF RADIO AND MISSED LEVEL OFF AT 5000 FT BY 300-400 FT. RETURNED TO ALT. ON NIGHT FLYING SEQUENCE, VERY TIRED DUE TO POOR SLEEP ON LAYOVER, WHICH LED TO BREAKDOWN IN HABIT PATTERN.
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.