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B787 first officer reported overshooting charted altitude departing yssy after encountering wake turbulence from preceding B777-300.
| Attributes | |
| ACN | 1558787 |
| Time | |
| Date | 201807 |
| Local Time Of Day | 0601-1200 |
| Place | |
| Locale Reference | YSSY.Airport |
| State Reference | FO |
| Environment | |
| Flight Conditions | VMC |
| Aircraft 1 | |
| Make Model Name | B787 Dreamliner Undifferentiated or Other Model |
| Operating Under FAR Part | Part 121 |
| Flight Phase | Takeoff |
| Flight Plan | IFR |
| Aircraft 2 | |
| Make Model Name | B777-300 |
| Flight Phase | Takeoff |
| Flight Plan | IFR |
| Person 1 | |
| Function | Pilot Flying First Officer |
| Qualification | Flight Crew Multiengine Flight Crew Instrument Flight Crew Air Transport Pilot (ATP) |
| Experience | Flight Crew Total 19729 Flight Crew Type 1265 |
| Events | |
| Anomaly | Deviation - Altitude Overshoot Deviation - Procedural Clearance Inflight Event / Encounter Wake Vortex Encounter |
Narrative:
Cleared for takeoff 1 minute behind B777-300. Mentioned I was concerned about wake; which we did encounter. Deviated off flight director commands slightly right of track and delayed clean up. Received turn as I was cleaning up aircraft. Became slightly overloaded and overshot 5000 ft. By 300ft. Received automated altitude warning and verbal warning from international relief officer just as we were cleared to higher altitude.
Original NASA ASRS Text
Title: B787 First Officer reported overshooting charted altitude departing YSSY after encountering wake turbulence from preceding B777-300.
Narrative: Cleared for takeoff 1 minute behind B777-300. Mentioned I was concerned about wake; which we did encounter. Deviated off flight director commands slightly right of track and delayed clean up. Received turn as I was cleaning up aircraft. Became slightly overloaded and overshot 5000 ft. by 300ft. Received automated altitude warning and verbal warning from IRO just as we were cleared to higher altitude.
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.