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Air carrier medium large transport flight crew has altitude excursion due TCASII RA with aircraft Y.
| Attributes | |
| ACN | 179424 |
| Time | |
| Date | 199105 |
| Day | Thu |
| Local Time Of Day | 0601 To 1200 |
| Place | |
| Locale Reference | airport : dca |
| State Reference | DC |
| Altitude | msl bound lower : 10000 msl bound upper : 10400 |
| Environment | |
| Flight Conditions | Mixed |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | tracon : dca |
| Operator | common carrier : air carrier |
| Make Model Name | Medium Large Transport, Low Wing, 2 Turbojet Eng |
| Flight Phase | descent : approach |
| Flight Plan | IFR |
| Aircraft 2 | |
| Make Model Name | Any Unknown or Unlisted Aircraft Manufacturer |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp |
| Experience | flight time last 90 days : 200 flight time total : 11000 flight time type : 3000 |
| ASRS Report | 179424 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | observation : company check pilot |
| Qualification | pilot : atp |
| Experience | flight time last 90 days : 75 flight time total : 8000 flight time type : 5000 |
| ASRS Report | 179027 |
| Events | |
| Anomaly | altitude deviation : excursion from assigned altitude conflict : airborne less severe non adherence : clearance other anomaly other |
| Independent Detector | aircraft equipment other aircraft equipment : unspecified |
| Resolutory Action | flight crew : took evasive action |
| Consequence | Other |
| Miss Distance | vertical : 1200 |
| Supplementary | |
| Primary Problem | Ambiguous |
| Air Traffic Incident | Pilot Deviation |
Narrative:
TCASII generated RA and climb command. PF climbed to 10400' and conflict was resolved. ATC inquired and we confirmed RA was given.
Original NASA ASRS Text
Title: ACR MLG FLT CREW HAS ALT EXCURSION DUE TCASII RA WITH ACFT Y.
Narrative: TCASII GENERATED RA AND CLB COMMAND. PF CLBED TO 10400' AND CONFLICT WAS RESOLVED. ATC INQUIRED AND WE CONFIRMED RA WAS GIVEN.
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.