Narrative:

KK45C was close enough to KK54C that mistake was not obvious. Flying pilot entered KK54C instead of KK45C. Pilot observing did not catch mistake. ATC noticed we were 10 degrees off heading.

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Original NASA ASRS Text

Title: AN A319 FLT CREW ENTERED KK54C INSTEAD OF KK45C AND A TRACK DEV RESULTED. THE TWO FIXES ARE CLOSELY LOCATED.

Narrative: KK45C WAS CLOSE ENOUGH TO KK54C THAT MISTAKE WAS NOT OBVIOUS. FLYING PILOT ENTERED KK54C INSTEAD OF KK45C. PILOT OBSERVING DID NOT CATCH MISTAKE. ATC NOTICED WE WERE 10 DEGREES OFF HEADING.

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.