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ZID radar controller and associate controller report operational error between a descending E135 and MD80 which conflict when lateral separation is lost.
| Attributes | |
| ACN | 596658 |
| Time | |
| Date | 200310 |
| Day | Wed |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | navaid : tth.vortac |
| State Reference | IN |
| Altitude | msl single value : 28000 |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | artcc : zid.artcc |
| Operator | common carrier : air carrier |
| Make Model Name | MD-80 Series (DC-9-80) Undifferentiated or Other Model |
| Operating Under FAR Part | Part 121 |
| Navigation In Use | other vortac |
| Flight Phase | descent : approach descent : intermediate altitude |
| Route In Use | arrival : on vectors |
| Flight Plan | IFR |
| Aircraft 2 | |
| Controlling Facilities | artcc : zid.artcc |
| Operator | common carrier : air carrier |
| Make Model Name | EMB ERJ 135 ER&LR |
| Operating Under FAR Part | Part 121 |
| Flight Phase | descent : intermediate altitude descent : approach |
| Route In Use | arrival : on vectors |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | government : faa |
| Function | controller : radar |
| Qualification | controller : radar |
| Experience | controller military : 9 controller radar : 4 |
| ASRS Report | 596658 |
| Person 2 | |
| Affiliation | government : faa |
| Function | controller : radar controller : handoff position |
| Qualification | controller : radar |
| Experience | controller non radar : 3 controller radar : 9 controller time certified in position1 : 9 |
| ASRS Report | 596657 |
| Events | |
| Anomaly | conflict : airborne less severe non adherence : required legal separation non adherence : published procedure |
| Independent Detector | atc equipment : conflict alert |
| Resolutory Action | none taken : detected after the fact |
| Consequence | faa : investigated |
| Miss Distance | horizontal : 24600 vertical : 500 |
| Supplementary | |
| Problem Areas | Environmental Factor Aircraft ATC Human Performance |
| Primary Problem | ATC Human Performance |
Narrative:
Both aircraft were on vectors and descending when separation was lost. Supplemental information from acn 596657: both aircraft were given vectors and an expeditious descent given to one of the aircraft.
Original NASA ASRS Text
Title: ZID RADAR CTLR AND ASSOCIATE CTLR RPT OPERROR BTWN A DSNDING E135 AND MD80 WHICH CONFLICT WHEN LATERAL SEPARATION IS LOST.
Narrative: BOTH ACFT WERE ON VECTORS AND DSNDING WHEN SEPARATION WAS LOST. SUPPLEMENTAL INFO FROM ACN 596657: BOTH ACFT WERE GIVEN VECTORS AND AN EXPEDITIOUS DSCNT GIVEN TO ONE OF THE ACFT.
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.