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Flight crew of an large transport air carrier aircraft received what appeared to be a false TCASII warning during short final on a visual approach.
| Attributes | |
| ACN | 260904 |
| Time | |
| Date | 199401 |
| Day | Fri |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | airport : phx |
| State Reference | AZ |
| Altitude | msl bound lower : 1000 msl bound upper : 2800 |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | tower : phx tower : dca |
| Operator | common carrier : air carrier |
| Make Model Name | B757 Undifferentiated or Other Model |
| Operating Under FAR Part | Part 121 |
| Navigation In Use | Other Other |
| Flight Phase | descent : approach |
| Flight Plan | IFR |
| Aircraft 2 | |
| Make Model Name | Any Unknown or Unlisted Aircraft Manufacturer |
| Operating Under FAR Part | other : unknown |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : private pilot : instrument pilot : flight engineer pilot : commercial pilot : atp |
| Experience | flight time last 90 days : 50 flight time total : 15200 flight time type : 1200 |
| ASRS Report | 260904 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Qualification | pilot : commercial pilot : instrument |
| Events | |
| Anomaly | aircraft equipment problem : less severe other anomaly other |
| Independent Detector | aircraft equipment other aircraft equipment : unspecified other flight crewa |
| Resolutory Action | none taken : anomaly accepted |
| Consequence | faa : reviewed incident with flight crew |
| Supplementary | |
| Primary Problem | Aircraft |
| Air Traffic Incident | other |
Narrative:
TCASII RA occurred twice on short final. No traffic observed by flight crew or tower.
Original NASA ASRS Text
Title: FLT CREW OF AN LGT ACR ACFT RECEIVED WHAT APPEARED TO BE A FALSE TCASII WARNING DURING SHORT FINAL ON A VISUAL APCH.
Narrative: TCASII RA OCCURRED TWICE ON SHORT FINAL. NO TFC OBSERVED BY FLC OR TWR.
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.