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ZDC ARTCC trainee radar controller descended a BE90, northbound through the altitude of another BE90, sbound.
| Attributes | |
| ACN | 484904 |
| Time | |
| Date | 200009 |
| Day | Wed |
| Local Time Of Day | 0601 To 1200 |
| Place | |
| Locale Reference | navaid : rdu.vor |
| State Reference | NC |
| Altitude | msl single value : 22000 |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | artcc : zdc.artcc |
| Operator | general aviation : personal |
| Make Model Name | Beechcraft Twin Turboprop Jet Undifferentiated or Other Model |
| Operating Under FAR Part | Part 91 |
| Flight Phase | descent : vacating altitude |
| Flight Plan | IFR |
| Aircraft 2 | |
| Controlling Facilities | artcc : zdc.artcc |
| Operator | general aviation : personal |
| Make Model Name | Beechcraft Twin Turboprop Jet Undifferentiated or Other Model |
| Operating Under FAR Part | Part 91 |
| Flight Phase | cruise : level |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | government : faa |
| Function | controller : radar instruction : instructor |
| Qualification | controller : radar |
| Experience | controller radar : 13 |
| ASRS Report | 484904 |
| Person 2 | |
| Affiliation | government : faa |
| Function | controller : radar instruction : trainee |
| Qualification | controller : radar |
| Events | |
| Anomaly | conflict : airborne critical non adherence : published procedure |
| Independent Detector | atc equipment : conflict alert other controllera other controllerb |
| Resolutory Action | none taken : insufficient time |
| Miss Distance | horizontal : 21000 vertical : 300 |
| Supplementary | |
| Problem Areas | ATC Human Performance |
| Primary Problem | ATC Human Performance |
| Air Traffic Incident | Operational Error |
Narrative:
Aircraft X was northbound at FL230 and descended by my trainee to FL200. This created a loss of separation with aircraft Y, sbound at FL220.
Original NASA ASRS Text
Title: ZDC ARTCC TRAINEE RADAR CTLR DSNDED A BE90, NBOUND THROUGH THE ALT OF ANOTHER BE90, SBOUND.
Narrative: ACFT X WAS NBOUND AT FL230 AND DSNDED BY MY TRAINEE TO FL200. THIS CREATED A LOSS OF SEPARATION WITH ACFT Y, SBOUND AT FL220.
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.