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B737-200 leaves its assigned altitude of FL220 to satisfy the TCASII RA climb for opposite direction traffic assigned FL210 north of ind, in.
| Attributes | |
| ACN | 464440 |
| Time | |
| Date | 200002 |
| Day | Sun |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | airport : ind.airport |
| State Reference | IN |
| Altitude | msl bound lower : 22000 msl bound upper : 22600 |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | artcc : zid.artcc |
| Operator | common carrier : air carrier |
| Make Model Name | B737-200 |
| Operating Under FAR Part | Part 121 |
| Flight Phase | cruise : level |
| Flight Plan | IFR |
| Aircraft 2 | |
| Controlling Facilities | artcc : zid.artcc |
| Operator | common carrier : air carrier |
| Make Model Name | B727 Undifferentiated or Other Model |
| Operating Under FAR Part | Part 121 |
| Navigation In Use | other vortac |
| Flight Phase | cruise : level |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Qualification | pilot : atp |
| Experience | flight time last 90 days : 80 flight time total : 3000 flight time type : 80 |
| ASRS Report | 464440 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp |
| Events | |
| Anomaly | non adherence : published procedure other anomaly other |
| Independent Detector | aircraft equipment : tcas |
| Resolutory Action | flight crew : took evasive action other |
| Miss Distance | horizontal : 18000 vertical : 1500 |
| Supplementary | |
| Problem Areas | Flight Crew Human Performance Aircraft |
| Primary Problem | Aircraft |
Narrative:
Cruise at FL220 received a TCASII RA on intruding B727 aircraft. TCASII RA commanded a 1500 FPM climb. Disengaged autoplt and complied with TCASII RA. Advised ATC of deviation. Returned to assigned altitude and again advised ATC. Intruder aircraft was in sight while executing RA procedure.
Original NASA ASRS Text
Title: B737-200 LEAVES ITS ASSIGNED ALT OF FL220 TO SATISFY THE TCASII RA CLB FOR OPPOSITE DIRECTION TFC ASSIGNED FL210 N OF IND, IN.
Narrative: CRUISE AT FL220 RECEIVED A TCASII RA ON INTRUDING B727 ACFT. TCASII RA COMMANDED A 1500 FPM CLB. DISENGAGED AUTOPLT AND COMPLIED WITH TCASII RA. ADVISED ATC OF DEV. RETURNED TO ASSIGNED ALT AND AGAIN ADVISED ATC. INTRUDER ACFT WAS IN SIGHT WHILE EXECUTING RA PROC.
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.