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Reporter situation in which an air carrier B727 stopped climb when receiving TCASII RA on VFR unknown aircraft. Unknown aircraft limited data block overlapped by other aircraft data block.
| Attributes | |
| ACN | 334314 |
| Time | |
| Date | 199604 |
| Day | Sun |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | airport : mia |
| State Reference | FL |
| Altitude | msl bound lower : 7500 msl bound upper : 8000 |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | tracon : mia |
| Operator | common carrier : air carrier |
| Make Model Name | B727 Undifferentiated or Other Model |
| Operating Under FAR Part | Part 121 |
| Flight Phase | climbout : intermediate altitude |
| Route In Use | departure other departure sid : sid |
| Flight Plan | IFR |
| Aircraft 2 | |
| Make Model Name | Any Unknown or Unlisted Aircraft Manufacturer |
| Operating Under FAR Part | other : unknown |
| Flight Phase | cruise other |
| Route In Use | approach : visual |
| Flight Plan | VFR |
| Person 1 | |
| Affiliation | government : faa |
| Function | controller : departure |
| Qualification | controller : radar |
| Experience | controller radar : 3 |
| ASRS Report | 334314 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp |
| Events | |
| Anomaly | conflict : airborne less severe non adherence : published procedure other anomaly other |
| Independent Detector | aircraft equipment other aircraft equipment : unspecified |
| Resolutory Action | flight crew : took evasive action |
| Consequence | Other |
| Miss Distance | vertical : 500 |
| Supplementary | |
| Air Traffic Incident | other |
Narrative:
Aircraft #1 on vector to join winco transition, climbing 7000 ft to 16000 ft. Aircraft #2 northbound at 8000 ft. Limited data block was overlapped by approach tag. Pilot reported RA and stopped climb at 7500 ft.
Original NASA ASRS Text
Title: RPTR SIT IN WHICH AN ACR B727 STOPPED CLB WHEN RECEIVING TCASII RA ON VFR UNKNOWN ACFT. UNKNOWN ACFT LIMITED DATA BLOCK OVERLAPPED BY OTHER ACFT DATA BLOCK.
Narrative: ACFT #1 ON VECTOR TO JOIN WINCO TRANSITION, CLBING 7000 FT TO 16000 FT. ACFT #2 NBOUND AT 8000 FT. LIMITED DATA BLOCK WAS OVERLAPPED BY APCH TAG. PLT RPTED RA AND STOPPED CLB AT 7500 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.