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37000 Feet | Browse and search NASA's Aviation Safety Reporting System |
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Phl controller coordinates with ZNY to advise of potential conflict because of observed departing C560 returning to previously assigned altitude, now assigned to departing F100. ZNY does not resolve conflict.
| Attributes | |
| ACN | 513034 |
| Time | |
| Date | 200106 |
| Day | Sun |
| Local Time Of Day | 1801 To 2400 |
| Place | |
| Locale Reference | navaid : mxe.vor |
| State Reference | PA |
| Altitude | msl single value : 1000 |
| Environment | |
| Flight Conditions | Mixed |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | artcc : zdc.artcc tracon : phl.tracon |
| Operator | common carrier : air carrier |
| Make Model Name | Fokker 100 |
| Operating Under FAR Part | Part 121 |
| Flight Phase | climbout : vacating altitude |
| Flight Plan | IFR |
| Aircraft 2 | |
| Controlling Facilities | artcc : zdc.artcc tracon : phl.tracon |
| Operator | general aviation : corporate |
| Make Model Name | Citation V |
| Operating Under FAR Part | Part 91 |
| Flight Phase | climbout : vacating altitude descent : approach |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | government : faa |
| Function | controller : departure |
| Qualification | controller : radar |
| Experience | controller radar : 14 |
| ASRS Report | 513034 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Events | |
| Anomaly | conflict : airborne less severe non adherence : required legal separation non adherence : published procedure |
| Independent Detector | other controllera |
| Resolutory Action | controller : issued alert flight crew : returned to original clearance |
| Consequence | faa : investigated |
| Miss Distance | horizontal : 9000 vertical : 200 |
| Supplementary | |
| Problem Areas | ATC Human Performance |
| Primary Problem | ATC Human Performance |
| Air Traffic Incident | Operational Error |
Narrative:
Citation switched to center frequency -- appeared to climb out of 10000 ft. F100 departure continued climb to now vacant altitude at 10000 ft, and was switched to center frequency. Citation returned to level flight at 10000 ft. Center was contacted regarding potential conflict. Center controller replied they would resolve the problem, but separation was lost.
Original NASA ASRS Text
Title: PHL CTLR COORDINATES WITH ZNY TO ADVISE OF POTENTIAL CONFLICT BECAUSE OF OBSERVED DEPARTING C560 RETURNING TO PREVIOUSLY ASSIGNED ALT, NOW ASSIGNED TO DEPARTING F100. ZNY DOES NOT RESOLVE CONFLICT.
Narrative: CITATION SWITCHED TO CTR FREQ -- APPEARED TO CLB OUT OF 10000 FT. F100 DEP CONTINUED CLB TO NOW VACANT ALT AT 10000 FT, AND WAS SWITCHED TO CTR FREQ. CITATION RETURNED TO LEVEL FLT AT 10000 FT. CTR WAS CONTACTED REGARDING POTENTIAL CONFLICT. CTR CTLR REPLIED THEY WOULD RESOLVE THE PROB, BUT SEPARATION WAS LOST.
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.