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B737 flight crew reported missing a crossing restriction after encountering wake turbulence during descent into ord.
| Attributes | |
| ACN | 1404436 |
| Time | |
| Date | 201611 |
| Local Time Of Day | 1801-2400 |
| Place | |
| Locale Reference | ORD.Airport |
| State Reference | IL |
| Environment | |
| Flight Conditions | VMC |
| Light | Night |
| Aircraft 1 | |
| Make Model Name | B737 Undifferentiated or Other Model |
| Operating Under FAR Part | Part 121 |
| Flight Phase | Descent |
| Route In Use | STAR TRTLL4 |
| Flight Plan | IFR |
| Aircraft 2 | |
| Make Model Name | Commercial Fixed Wing |
| Operating Under FAR Part | Part 121 |
| Flight Phase | Descent |
| Route In Use | STAR TRTLL4 |
| Flight Plan | IFR |
| Person 1 | |
| Function | Captain Pilot Not Flying |
| Qualification | Flight Crew Air Transport Pilot (ATP) |
| Experience | Flight Crew Type 1080 |
| Person 2 | |
| Function | First Officer Pilot Flying |
| Qualification | Flight Crew Air Transport Pilot (ATP) |
| Experience | Flight Crew Last 90 Days 105 Flight Crew Type 514 |
| Events | |
| Anomaly | Deviation - Altitude Undershoot Deviation - Altitude Crossing Restriction Not Met Deviation - Procedural Clearance Inflight Event / Encounter Wake Vortex Encounter |
Narrative:
During descent we encountered wake turbulence from preceding aircraft which interrupted our VNAV descent causing us to be 500 ft high at trtll.
Original NASA ASRS Text
Title: B737 flight crew reported missing a crossing restriction after encountering wake turbulence during descent into ORD.
Narrative: During descent we encountered wake turbulence from preceding aircraft which interrupted our VNAV descent causing us to be 500 ft high at TRTLL.
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.