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Atx X TCASII RA with VFR aircraft unauthorized descent. Evasive action taken descent. Pilot deviation see and avoid concept.
| Attributes | |
| ACN | 201880 |
| Time | |
| Date | 199202 |
| Day | Mon |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | atc facility : bdl |
| State Reference | CT |
| Altitude | msl bound lower : 5700 msl bound upper : 5700 |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | tracon : bdl tracon : sna |
| Operator | common carrier : air taxi |
| Make Model Name | Light Transport |
| Flight Phase | climbout : intermediate altitude |
| Route In Use | enroute : direct |
| Flight Plan | IFR |
| Aircraft 2 | |
| Make Model Name | Any Unknown or Unlisted Aircraft Manufacturer |
| Flight Phase | cruise other |
| Route In Use | approach : visual |
| Flight Plan | VFR |
| Person 1 | |
| Affiliation | government : faa |
| Function | controller : departure |
| Qualification | controller : radar |
| ASRS Report | 201880 |
| Person 2 | |
| Affiliation | company : air taxi |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp |
| Events | |
| Anomaly | altitude deviation : undershoot non adherence : clearance |
| 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 | Pilot Deviation |
Narrative:
Atx X was climbing to 6000, unknown VFR aircraft indicating 5700 swbound. Atx X advised that his TCASII advised him to descend. Atx X's altitude indicated below the VFR's at all times.
Original NASA ASRS Text
Title: ATX X TCASII RA WITH VFR ACFT UNAUTHORIZED DSCNT. EVASIVE ACTION TAKEN DSCNT. PLTDEV SEE AND AVOID CONCEPT.
Narrative: ATX X WAS CLBING TO 6000, UNKNOWN VFR ACFT INDICATING 5700 SWBOUND. ATX X ADVISED THAT HIS TCASII ADVISED HIM TO DSND. ATX X'S ALT INDICATED BELOW THE VFR'S AT ALL TIMES.
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.