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Developmental controller perception judgement of traffic spacing air carrier X had less than standard separation from air carrier Y. System error.
| Attributes | |
| ACN | 203228 |
| Time | |
| Date | 199202 |
| Day | Sat |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | atc facility : fai |
| State Reference | AK |
| Altitude | msl bound lower : 29000 msl bound upper : 29000 |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | artcc : zan |
| Operator | common carrier : air carrier |
| Make Model Name | Widebody, Low Wing, 4 Turbojet Eng |
| Navigation In Use | Other |
| Flight Phase | climbout : intermediate altitude |
| Route In Use | enroute : direct |
| Flight Plan | IFR |
| Aircraft 2 | |
| Operator | common carrier : air carrier |
| Make Model Name | Medium Large Transport, Low Wing, 2 Turbojet Eng |
| Flight Phase | climbout : intermediate altitude |
| Route In Use | enroute : on vectors |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | government : faa |
| Function | controller : radar instruction : trainee |
| Qualification | controller : non radar |
| Experience | controller military : 5 controller non radar : 1 |
| ASRS Report | 203228 |
| Person 2 | |
| Affiliation | government : faa |
| Function | controller : radar instruction : instructor |
| Qualification | controller : radar |
| Events | |
| Anomaly | conflict : airborne less severe non adherence : published procedure non adherence : required legal separation |
| Independent Detector | other controllera |
| Resolutory Action | none taken : anomaly accepted |
| Consequence | faa : investigated |
| Miss Distance | horizontal : 18000 vertical : 1000 |
| Supplementary | |
| Primary Problem | ATC Human Performance |
| Air Traffic Incident | Operational Error |
Narrative:
Foreign air carrier X was direct arbez. Climbing to FL310. Air carrier Y departed fai on a heading 175 - later changed to 185 until receiving tka, then proceed direct. The aircraft missed by 3 mi and 1000 ft.
Original NASA ASRS Text
Title: DEVELOPMENTAL CTLR PERCEPTION JUDGEMENT OF TFC SPACING ACR X HAD LTSS FROM ACR Y. SYS ERROR.
Narrative: FOREIGN ACR X WAS DIRECT ARBEZ. CLBING TO FL310. ACR Y DEPARTED FAI ON A HDG 175 - LATER CHANGED TO 185 UNTIL RECEIVING TKA, THEN PROCEED DIRECT. THE ACFT MISSED BY 3 MI AND 1000 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.