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ZID controller experienced operational error at FL300 while descending and vectoring aircraft through occupied altitude.
| Attributes | |
| ACN | 657251 |
| Time | |
| Date | 200504 |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | navaid : vhp.vortac |
| State Reference | IN |
| Altitude | msl single value : 3000 |
| Environment | |
| Light | Dusk |
| Aircraft 1 | |
| 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 |
| Aircraft 2 | |
| Controlling Facilities | artcc : zid.artcc |
| Operator | common carrier : air carrier |
| Make Model Name | A320 |
| Operating Under FAR Part | Part 121 |
| Flight Phase | descent : intermediate altitude |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | government : faa |
| Function | controller : radar |
| Qualification | controller : developmental controller : military |
| Experience | controller time certified in position1 : 1 |
| ASRS Report | 657251 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Events | |
| Anomaly | conflict : airborne less severe non adherence : required legal separation |
| Independent Detector | atc equipment : conflict alert aircraft equipment : tcas other controllera |
| Resolutory Action | controller : issued alert flight crew : took evasive action |
| Consequence | faa : investigated |
| Miss Distance | horizontal : 14400 vertical : 600 |
| Supplementary | |
| Problem Areas | ATC Human Performance |
| Primary Problem | ATC Human Performance |
| Air Traffic Incident | Operational Error |
Narrative:
Air carrier X level flight direct bvt at FL300. Air carrier Y descending FL290 assigned 300 degree heading for ord spacing; lost separation in descent with air carrier X at FL300.
Original NASA ASRS Text
Title: ZID CTLR EXPERIENCED OPERROR AT FL300 WHILE DSNDING AND VECTORING ACFT THROUGH OCCUPIED ALT.
Narrative: ACR X LEVEL FLT DIRECT BVT AT FL300. ACR Y DSNDING FL290 ASSIGNED 300 DEG HDG FOR ORD SPACING; LOST SEPARATION IN DSCNT WITH ACR X AT FL300.
Data retrieved from NASA's ASRS site as of January 2009 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.