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Tpa approach controller experienced operational error with crossing traffic at 3000 ft when attempting to vector one aircraft behind another.
| Attributes | |
| ACN | 641840 |
| Time | |
| Date | 200412 |
| Day | Sun |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | airport : tpa.airport |
| State Reference | FL |
| Altitude | msl single value : 3000 |
| Environment | |
| Flight Conditions | IMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | tracon : tpa.tracon |
| Operator | general aviation : personal |
| Make Model Name | PA-28 Cherokee/Archer II/Dakota/Pillan/Warrior |
| Operating Under FAR Part | Part 91 |
| Flight Phase | cruise : level |
| Route In Use | enroute : on vectors |
| Flight Plan | IFR |
| Aircraft 2 | |
| Controlling Facilities | tracon : tpa.tracon |
| Operator | general aviation : personal |
| Make Model Name | PA-60 600 Aerostar |
| Operating Under FAR Part | Part 91 |
| Flight Phase | descent : approach |
| Route In Use | arrival : on vectors |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | government : faa |
| Function | controller : approach |
| Qualification | controller : radar |
| Experience | controller time certified in position1 : 4 |
| ASRS Report | 641840 |
| Person 2 | |
| Affiliation | other |
| Function | flight crew : single pilot |
| Events | |
| Anomaly | conflict : airborne less severe non adherence : required legal separation |
| Independent Detector | other controllera |
| Resolutory Action | none taken : anomaly accepted |
| Consequence | faa : investigated |
| Miss Distance | horizontal : 12000 vertical : 0 |
| Supplementary | |
| Problem Areas | ATC Human Performance Weather |
| Primary Problem | ATC Human Performance |
| Air Traffic Incident | Operational Error |
Narrative:
Aerostar at 3000 ft northbound. PA28 wbound also at 3000 ft. Initially appeared aerostar was well in front. Wind from nnw affected flight path of aerostar. I was vectoring 3 other aircraft for different instrument approachs and did not notice the change. Separation was lost.
Original NASA ASRS Text
Title: TPA APCH CTLR EXPERIENCED OPERROR WITH XING TFC AT 3000 FT WHEN ATTEMPTING TO VECTOR ONE ACFT BEHIND ANOTHER.
Narrative: AEROSTAR AT 3000 FT NBOUND. PA28 WBOUND ALSO AT 3000 FT. INITIALLY APPEARED AEROSTAR WAS WELL IN FRONT. WIND FROM NNW AFFECTED FLT PATH OF AEROSTAR. I WAS VECTORING 3 OTHER ACFT FOR DIFFERENT INST APCHS AND DID NOT NOTICE THE CHANGE. 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.