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BA32 at 9000 ft receives TCASII RA and climbs to 10000 ft. Reporter says closest traffic was in front of the BA32 over 8 mi away in descent through 8700 ft. Flight crew says TCASII alert was for traffic 100 ft below.
| Attributes | |
| ACN | 364390 |
| Time | |
| Date | 199703 |
| Day | Tue |
| Local Time Of Day | 1801 To 2400 |
| Place | |
| Locale Reference | atc facility : sli |
| State Reference | CA |
| Altitude | msl bound lower : 9000 msl bound upper : 10000 |
| Environment | |
| Flight Conditions | VMC |
| Light | Night |
| Aircraft 1 | |
| Controlling Facilities | tower : anc |
| Operator | common carrier : air carrier |
| Make Model Name | Jetstream 32 |
| Operating Under FAR Part | Part 135 |
| Flight Phase | climbout : intermediate altitude cruise other |
| Route In Use | enroute : on vectors enroute airway : sna |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | government : faa |
| Function | controller : approach |
| Qualification | controller : radar |
| Experience | controller radar : 12 |
| ASRS Report | 364390 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp |
| Events | |
| Anomaly | altitude deviation : excursion from assigned altitude other anomaly other |
| Independent Detector | aircraft equipment other aircraft equipment : unspecified |
| Resolutory Action | flight crew : took evasive action |
| Consequence | Other |
| Supplementary | |
| Air Traffic Incident | other |
Narrative:
BA32 cruising at 9000 ft en route from lax to san. Pilot advised that he had a TCASII at left, and climbed 1000 ft to 10000 ft. The closest aircraft was 8.69 mi in front of the BA32 descending through 8700 ft. The flight crew said TCASII indicated that there was traffic 100 ft below.
Original NASA ASRS Text
Title: BA32 AT 9000 FT RECEIVES TCASII RA AND CLBS TO 10000 FT. RPTR SAYS CLOSEST TFC WAS IN FRONT OF THE BA32 OVER 8 MI AWAY IN DSCNT THROUGH 8700 FT. FLC SAYS TCASII ALERT WAS FOR TFC 100 FT BELOW.
Narrative: BA32 CRUISING AT 9000 FT ENRTE FROM LAX TO SAN. PLT ADVISED THAT HE HAD A TCASII AT L, AND CLBED 1000 FT TO 10000 FT. THE CLOSEST ACFT WAS 8.69 MI IN FRONT OF THE BA32 DSNDING THROUGH 8700 FT. THE FLC SAID TCASII INDICATED THAT THERE WAS TFC 100 FT BELOW.
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.