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ZID controller, distraction with a NORDO event, fails to monitor developing conflict between an E145 and a B737 at the other side of his sector.
| Attributes | |
| ACN | 567980 |
| Time | |
| Date | 200212 |
| Day | Mon |
| Place | |
| Locale Reference | navaid : pxv.vortac |
| State Reference | IN |
| Altitude | msl single value : 37000 |
| Environment | |
| Flight Conditions | VMC |
| Weather Elements | Turbulence |
| Light | Night |
| Aircraft 1 | |
| Controlling Facilities | artcc : zid.artcc |
| Operator | common carrier : air carrier |
| Make Model Name | EMB ERJ 145 ER&LR |
| 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 | B737 Undifferentiated or Other Model |
| Operating Under FAR Part | Part 121 |
| Flight Phase | cruise : level |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | government : faa |
| Function | controller : radar |
| Qualification | controller : radar |
| Experience | controller limited radar : 3 controller radar : 13 |
| ASRS Report | 567980 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Events | |
| Anomaly | conflict : airborne less severe non adherence : required legal separation non adherence : published procedure |
| Independent Detector | atc equipment : conflict alert other controllera |
| Resolutory Action | none taken : detected after the fact |
| Consequence | faa : investigated |
| Miss Distance | horizontal : 25800 vertical : 200 |
| Supplementary | |
| Problem Areas | ATC Human Performance Environmental Factor |
| Primary Problem | ATC Human Performance |
| Air Traffic Incident | Operational Error |
Narrative:
Aircraft X was cleared direct cvg. At the time aircraft Y was observed, not believed to be a factor. Conflict alert activated. Turns given, but not in time to get separation. During this time, I was busy trying to locate another aircraft at opposite side of sector.
Original NASA ASRS Text
Title: ZID CTLR, DISTR WITH A NORDO EVENT, FAILS TO MONITOR DEVELOPING CONFLICT BTWN AN E145 AND A B737 AT THE OTHER SIDE OF HIS SECTOR.
Narrative: ACFT X WAS CLRED DIRECT CVG. AT THE TIME ACFT Y WAS OBSERVED, NOT BELIEVED TO BE A FACTOR. CONFLICT ALERT ACTIVATED. TURNS GIVEN, BUT NOT IN TIME TO GET SEPARATION. DURING THIS TIME, I WAS BUSY TRYING TO LOCATE ANOTHER ACFT AT OPPOSITE SIDE OF SECTOR.
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.