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A320 aircraft on arrival and level flight received false TCASII RA. Flight crew followed the RA by climbing 200 ft. ATC advises no traffic in area.
| Attributes | |
| ACN | 391150 |
| Time | |
| Date | 199801 |
| Day | Thu |
| Local Time Of Day | 0601 To 1200 |
| Place | |
| Locale Reference | airport : phl |
| State Reference | PA |
| Altitude | msl bound lower : 6000 msl bound upper : 6200 |
| Environment | |
| Flight Conditions | IMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | tracon : phl tower : dfw |
| Operator | common carrier : air carrier |
| Make Model Name | A320 |
| Operating Under FAR Part | Part 121 |
| Navigation In Use | Other Other |
| Flight Phase | cruise other descent : approach |
| Route In Use | enroute : on vectors |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Qualification | pilot : atp |
| Experience | controller military : 8 controller non radar : 2 controller radar : 18 flight time last 90 days : 80 flight time total : 11000 flight time type : 7000 |
| ASRS Report | 391150 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : commercial pilot : atp |
| Experience | flight time last 90 days : 200 flight time total : 20000 flight time type : 300 |
| ASRS Report | 391152 |
| Events | |
| Anomaly | altitude deviation : excursion from assigned altitude other anomaly other |
| Independent Detector | aircraft equipment other aircraft equipment : unspecified other flight crewa |
| Resolutory Action | flight crew : returned to intended course or assigned course flight crew : took evasive action |
| Consequence | Other |
| Supplementary | |
| Primary Problem | Aircraft |
| Air Traffic Incident | other |
Narrative:
Level at 6000 ft MSL on vectors for ILS runway 9R approach IMC conditions. Received TCASII RA (climb). Climbed 200 ft in compliance with RA. Notified ATC, no reported aircraft in area. Returned to 6000 ft. Made normal approach/landing.
Original NASA ASRS Text
Title: A320 ACFT ON ARR AND LEVEL FLT RECEIVED FALSE TCASII RA. FLC FOLLOWED THE RA BY CLBING 200 FT. ATC ADVISES NO TFC IN AREA.
Narrative: LEVEL AT 6000 FT MSL ON VECTORS FOR ILS RWY 9R APCH IMC CONDITIONS. RECEIVED TCASII RA (CLB). CLBED 200 FT IN COMPLIANCE WITH RA. NOTIFIED ATC, NO RPTED ACFT IN AREA. RETURNED TO 6000 FT. MADE NORMAL APCH/LNDG.
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.