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ARTCC radar controller misspoke and assigned an airbus FL370 and a B757 FL370 causing a loss of separation.
| Attributes | |
| ACN | 639102 |
| Time | |
| Date | 200412 |
| Day | Thu |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | navaid : tth.vortac |
| State Reference | IN |
| Altitude | msl single value : 37000 |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | artcc : zid.artcc |
| Operator | common carrier : air carrier |
| Make Model Name | A320 |
| 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 | B757 Undifferentiated or Other Model |
| Operating Under FAR Part | Part 121 |
| Flight Phase | climbout : intermediate altitude |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | government : faa |
| Function | controller : radar |
| Qualification | controller : radar |
| Experience | controller limited radar : 18 controller military : 7 controller non radar : 18 controller radar : 18 controller supervisory : 2 controller time certified in position1 : 9 controller time certified in position2 : 11 flight time total : 10 |
| ASRS Report | 639102 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Events | |
| Anomaly | conflict : airborne critical non adherence : published procedure non adherence : required legal separation |
| Independent Detector | atc equipment other atc equipment : radar mode c other controllera other flight crewa other flight crewb |
| Resolutory Action | none taken : anomaly accepted |
| Miss Distance | horizontal : 18000 vertical : 1400 |
| Supplementary | |
| Problem Areas | ATC Human Performance |
| Primary Problem | ATC Human Performance |
| Air Traffic Incident | Operational Error |
Narrative:
Aircraft #1 at FL370. Aircraft #2 climbed to FL370, meant to issue FL350. Aircraft #2 interim data block altitude set at FL350. I misspoke!
Original NASA ASRS Text
Title: ARTCC RADAR CTLR MISSPOKE AND ASSIGNED AN AIRBUS FL370 AND A B757 FL370 CAUSING A LOSS OF SEPARATION.
Narrative: ACFT #1 AT FL370. ACFT #2 CLBED TO FL370, MEANT TO ISSUE FL350. ACFT #2 INTERIM DATA BLOCK ALT SET AT FL350. I MISSPOKE!
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.