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An air carrier flies off course when their IRS FMC is not programmed to comply with ARTCC clearance in ZOA airspace.
| Attributes | |
| ACN | 371220 |
| Time | |
| Date | 199706 |
| Day | Fri |
| Local Time Of Day | 1801 To 2400 |
| Place | |
| Locale Reference | atc facility : lkv |
| State Reference | OR |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | artcc : zoa tower : gcn |
| Operator | common carrier : air carrier |
| Make Model Name | Commercial Fixed Wing |
| Operating Under FAR Part | Part 121 |
| Navigation In Use | Other Other |
| Flight Phase | cruise other |
| Route In Use | enroute : direct |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp |
| Experience | flight time last 90 days : 150 flight time total : 10000 flight time type : 300 |
| ASRS Report | 371220 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Qualification | pilot : commercial pilot : instrument |
| Events | |
| Anomaly | non adherence : clearance other spatial deviation |
| Independent Detector | aircraft equipment other aircraft equipment : unspecified other flight crewa |
| Resolutory Action | flight crew : became reoriented flight crew : returned to intended course or assigned course |
| Consequence | Other |
| Supplementary | |
| Primary Problem | Flight Crew Human Performance |
| Air Traffic Incident | Pilot Deviation |
Narrative:
Flight plan called for routing after lkv to be J67 lin J189 ave. We had mistakenly programmed lkv direct ave.
Original NASA ASRS Text
Title: AN ACR FLIES OFF COURSE WHEN THEIR IRS FMC IS NOT PROGRAMMED TO COMPLY WITH ARTCC CLRNC IN ZOA AIRSPACE.
Narrative: FLT PLAN CALLED FOR ROUTING AFTER LKV TO BE J67 LIN J189 AVE. WE HAD MISTAKENLY PROGRAMMED LKV DIRECT AVE.
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.