 |
37000 Feet | Browse and search NASA's Aviation Safety Reporting System |
|
A widebody transport had responded to a TCASII command to descend in foreign airspace. The reporting pilots believe that there was not standard separation.
| Attributes | |
| ACN | 222467 |
| Time | |
| Date | 199210 |
| Day | Sat |
| Local Time Of Day | 1801 To 2400 |
| Place | |
| Locale Reference | atc facility : xac |
| State Reference | FO |
| Altitude | msl bound lower : 32500 msl bound upper : 33000 |
| Environment | |
| Flight Conditions | VMC |
| Light | Night |
| Aircraft 1 | |
| Controlling Facilities | artcc : rjtg |
| Operator | common carrier : air carrier |
| Make Model Name | Widebody, Low Wing, 3 Turbojet Eng |
| Navigation In Use | Other |
| Flight Phase | cruise other |
| Route In Use | enroute : other oceanic enroute : pacific enroute other |
| Flight Plan | IFR |
| Aircraft 2 | |
| Make Model Name | Any Unknown or Unlisted Aircraft Manufacturer |
| Flight Phase | cruise other |
| Route In Use | enroute : pacific enroute other |
| Flight Plan | IFR |
| 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 : 19000 flight time type : 240 |
| ASRS Report | 222467 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Qualification | pilot : instrument pilot : cfi pilot : atp pilot : commercial pilot : flight engineer |
| Experience | flight time last 90 days : 200 flight time total : 8000 flight time type : 350 |
| ASRS Report | 222466 |
| Events | |
| Anomaly | altitude deviation : excursion from assigned altitude conflict : airborne less severe non adherence : clearance non adherence : required legal separation other anomaly other |
| Independent Detector | aircraft equipment other aircraft equipment : unspecified other controllera other flight crewa |
| Resolutory Action | flight crew : returned to intended course or assigned course flight crew : took evasive action |
| Consequence | Other |
| Miss Distance | horizontal : 20000 vertical : 0 |
| Supplementary | |
| Primary Problem | Flight Crew Human Performance |
| Air Traffic Incident | Pilot Deviation |
Narrative:
TCASII advised 'traffic, traffic' then 'descend, descend.' ivsi showed green at 1500 FPM down. I descended to FL325 and received 'clear of conflict.' tokyo control advised we had 5 mi at all times (not true). So much for 'face.'
Original NASA ASRS Text
Title: A WDB HAD RESPONDED TO A TCASII COMMAND TO DSND IN FOREIGN AIRSPACE. THE RPTING PLTS BELIEVE THAT THERE WAS NOT STANDARD SEPARATION.
Narrative: TCASII ADVISED 'TFC, TFC' THEN 'DSND, DSND.' IVSI SHOWED GREEN AT 1500 FPM DOWN. I DSNDED TO FL325 AND RECEIVED 'CLR OF CONFLICT.' TOKYO CTL ADVISED WE HAD 5 MI AT ALL TIMES (NOT TRUE). SO MUCH FOR 'FACE.'
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.