Narrative:

We were cleared direct beuty; cross beuty at 10000 ft. We went direct and went down to 10000 ft. After beuty; I believe we went directly to apple; not the next two points on the arrival. After trying to sort it out in the cockpit; the controller asked us about our heading; by then we were going direct to apple again. Then he cleared us direct to lga; after that the flight was uneventful. We loaded and checked route and legs using company procedures.callback conversation with reporter revealed the following information: the first officer could not add any additional information on this incident. He has over 12 years experience on the MD80 and has encountered this type of problem twice before.

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Original NASA ASRS Text

Title: MD83 CREW ON THE MIP3 ARR INTO LGA HAD NEXT TWO WAYPOINTS DROP OUT AFTER PROCEEDING DIRECT TO BEUTY. THIS CAUSED THEM TO GO OFF COURSE BETWEEN BEUTY AND APPLE.

Narrative: WE WERE CLRED DIRECT BEUTY; CROSS BEUTY AT 10000 FT. WE WENT DIRECT AND WENT DOWN TO 10000 FT. AFTER BEUTY; I BELIEVE WE WENT DIRECTLY TO APPLE; NOT THE NEXT TWO POINTS ON THE ARR. AFTER TRYING TO SORT IT OUT IN THE COCKPIT; THE CTLR ASKED US ABOUT OUR HDG; BY THEN WE WERE GOING DIRECT TO APPLE AGAIN. THEN HE CLRED US DIRECT TO LGA; AFTER THAT THE FLT WAS UNEVENTFUL. WE LOADED AND CHKED RTE AND LEGS USING COMPANY PROCS.CALLBACK CONVERSATION WITH RPTR REVEALED THE FOLLOWING INFO: THE FO COULD NOT ADD ANY ADDITIONAL INFO ON THIS INCIDENT. HE HAS OVER 12 YEARS EXPERIENCE ON THE MD80 AND HAS ENCOUNTERED THIS TYPE OF PROBLEM TWICE BEFORE.

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.