Narrative:

Small transport X southbound level 17000' heading 180 degrees and large transport Y westbound climbing out of 16000' for 17000', heading 270 degrees. Large transport Y was turned left direct sbj. Small transport X was turned right direct lanna and climbed to FL180.

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Original NASA ASRS Text

Title: CTLR LOST SEPARATION BETWEEN 2 ACFT THAT WERE ON CONVERGING COURSES. ONE ACFT WAS AT 17000', THE OTHER ACFT CLIMBING TO 17000'.

Narrative: SMT X SBND LEVEL 17000' HDG 180 DEGS AND LGT Y WBND CLBING OUT OF 16000' FOR 17000', HDG 270 DEGS. LGT Y WAS TURNED LEFT DIRECT SBJ. SMT X WAS TURNED RIGHT DIRECT LANNA AND CLBED TO FL180.

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.