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A B767 departs from ord, il, only to receive a new clearance. Flight crew flies what they hear but it's not what controller issued.
| Attributes | |
| ACN | 388620 |
| Time | |
| Date | 199712 |
| Day | Mon |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | airport : ord |
| State Reference | IL |
| Altitude | msl bound lower : 6000 msl bound upper : 6000 |
| Environment | |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | tracon : ord |
| Operator | common carrier : air carrier |
| Make Model Name | B767 Undifferentiated or Other Model |
| Operating Under FAR Part | Part 121 |
| Navigation In Use | Other Other |
| Flight Phase | climbout : intermediate altitude climbout : initial |
| Route In Use | departure other |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp |
| ASRS Report | 388620 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Qualification | pilot : instrument pilot : commercial |
| Events | |
| Anomaly | other spatial deviation |
| Independent Detector | atc equipment other atc equipment : unspecified other controllera |
| Resolutory Action | controller : issued new clearance |
| Consequence | Other |
| Supplementary | |
| Primary Problem | ATC Human Performance |
| Air Traffic Incident | other |
Narrative:
XA20Z, 125.0, 6000 ft, ord departure control. Departing ord, frequency change from tower to departure control. New clearance received from 5000 ft heading 110 degrees to new clearance to 6000 ft, heading 360 degrees. Established on heading and altitude, departure control queried our heading saying we weren't cleared to a new heading. Controller then said to remain on 360 degree heading. No traffic conflict, no problem.
Original NASA ASRS Text
Title: A B767 DEPARTS FROM ORD, IL, ONLY TO RECEIVE A NEW CLRNC. FLC FLIES WHAT THEY HEAR BUT IT'S NOT WHAT CTLR ISSUED.
Narrative: XA20Z, 125.0, 6000 FT, ORD DEP CTL. DEPARTING ORD, FREQ CHANGE FROM TWR TO DEP CTL. NEW CLRNC RECEIVED FROM 5000 FT HDG 110 DEGS TO NEW CLRNC TO 6000 FT, HDG 360 DEGS. ESTABLISHED ON HDG AND ALT, DEP CTL QUERIED OUR HDG SAYING WE WEREN'T CLRED TO A NEW HDG. CTLR THEN SAID TO REMAIN ON 360 DEG HDG. NO TFC CONFLICT, NO PROB.
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.