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G-V captain reported a wake turbulence encounter at FL320 that resulted in an uncommanded 40 degree bank.
| Attributes | |
| ACN | 1311216 |
| Time | |
| Date | 201511 |
| Local Time Of Day | 1201-1800 |
| Place | |
| Locale Reference | ZOA.ARTCC |
| State Reference | CA |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Make Model Name | Gulfstream V / G500 / G550 |
| Operating Under FAR Part | Part 91 |
| Flight Phase | Cruise |
| Route In Use | Direct |
| Flight Plan | IFR |
| Aircraft 2 | |
| Make Model Name | Any Unknown or Unlisted Aircraft Manufacturer |
| Flight Phase | Cruise |
| Flight Plan | IFR |
| Person 1 | |
| Function | Captain Pilot Flying |
| Qualification | Flight Crew Air Transport Pilot (ATP) Flight Crew Multiengine |
| Experience | Flight Crew Last 90 Days 60 Flight Crew Total 14100 Flight Crew Type 4100 |
| Events | |
| Anomaly | Inflight Event / Encounter Wake Vortex Encounter |
Narrative:
Were you aware of the other aircraft before the event? No xif so; how? Visual 0 ATC traffic advisory 0 TCAS 0 other 0What was the position of the other aircraft; when you encountered wake turbulence? Level flight level unknown? Climbing descending opposite direction unknown feet above?unk miles past same direction unknown feet above?unk miles in front converging unknown feet above?unk miles away crossing unknown feet above ?unk miles in frontbriefly characterize the magnitude of the wake turbulence:moderatedid you experience vertical acceleration??yes no X what was the change in altitude? No what was the change in aircraft attitude? Estimate angle of change in:?pitch 0 roll 40 degrees right yaw 0 was there buffeting? No xwas there stick shake? No xwas the autopilot engaged? Yes X was the auto throttle engaged? Yes X
Original NASA ASRS Text
Title: G-V Captain reported a wake turbulence encounter at FL320 that resulted in an uncommanded 40 degree bank.
Narrative: Were you aware of the other aircraft before the event? NO XIf so; how? Visual 0 ATC Traffic Advisory 0 TCAS 0 Other 0What was the position of the OTHER AIRCRAFT; when you encountered wake turbulence? Level Flight Level Unknown? Climbing Descending Opposite direction Unknown Feet above?Unk Miles past Same direction Unknown Feet above?Unk Miles in front Converging Unknown Feet above?Unk Miles away Crossing Unknown Feet above ?Unk Miles in frontBriefly characterize the magnitude of the wake turbulence:ModerateDid you experience VERTICAL ACCELERATION??YES NO X What was the change in ALTITUDE? No What was the change in aircraft ATTITUDE? Estimate angle of change in:?PITCH 0 ROLL 40 degrees right YAW 0 Was there buffeting? NO XWas there stick shake? NO XWas the autopilot engaged? YES X Was the auto throttle engaged? YES X
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.