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Captain of air carrier large transport aircraft deviated from assigned altitude in response to a TCASII RA.
| Attributes | |
| ACN | 235015 |
| Time | |
| Date | 199302 |
| Day | Fri |
| Local Time Of Day | 1801 To 2400 |
| Place | |
| Locale Reference | airport : pdx |
| State Reference | OR |
| Altitude | msl bound lower : 8500 msl bound upper : 10700 |
| Environment | |
| Flight Conditions | VMC |
| Light | Night |
| Aircraft 1 | |
| Controlling Facilities | tracon : pdx |
| Operator | common carrier : air carrier |
| Make Model Name | Large Transport, Low Wing, 2 Turbojet Eng |
| Navigation In Use | Other Other |
| Flight Phase | cruise other |
| Flight Plan | IFR |
| Aircraft 2 | |
| Operator | common carrier : air carrier |
| Make Model Name | Large Transport, Low Wing, 3 Turbojet Eng |
| Flight Phase | climbout : intermediate altitude |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp |
| Experience | flight time last 90 days : 100 flight time total : 8000 flight time type : 1750 |
| ASRS Report | 235015 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Qualification | pilot : instrument pilot : atp pilot : commercial |
| Events | |
| Anomaly | altitude deviation : excursion from assigned altitude non adherence : clearance other anomaly other |
| Independent Detector | aircraft equipment other aircraft equipment : unspecified other flight crewa |
| Resolutory Action | flight crew : took evasive action flight crew : returned to intended course or assigned course |
| Consequence | Other |
| Miss Distance | horizontal : 0 vertical : 2200 |
| Supplementary | |
| Primary Problem | Flight Crew Human Performance |
| Air Traffic Incident | Pilot Deviation |
Narrative:
Air carrier Y, an large transport, was climbing out of pdx at high rate of vertical speed to level at 9000 ft. We were level 10000 ft. TCASII gave us a climb command and air carrier Y a descend command. We climbed to 10700 ft, air carrier Y descended to 8500 ft.
Original NASA ASRS Text
Title: CAPT OF ACR LGT ACFT DEVIATED FROM ASSIGNED ALT IN RESPONSE TO A TCASII RA.
Narrative: ACR Y, AN LGT, WAS CLBING OUT OF PDX AT HIGH RATE OF VERT SPD TO LEVEL AT 9000 FT. WE WERE LEVEL 10000 FT. TCASII GAVE US A CLB COMMAND AND ACR Y A DSND COMMAND. WE CLBED TO 10700 FT, ACR Y DSNDED TO 8500 FT.
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.