Narrative:

Aircraft given clearance to cross pxt at FL280. Air crew read back FL280 and descended to FL280. Center subsequently queried our altitude and stated clearance had been to FL290 and cross pxt at 280 KTS. No conflict.

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Original NASA ASRS Text

Title: A319 CREW BELIEVES THEY WERE CLRED TO CROSS PXT AT FL280. AFTER THEY CROSSED PXT AT FL280, THE CTLR TOLD THE CREW THEY WERE CLRED TO CROSS PXT AT 280 KTS AND FL290.

Narrative: ACFT GIVEN CLRNC TO CROSS PXT AT FL280. AIR CREW READ BACK FL280 AND DSNDED TO FL280. CTR SUBSEQUENTLY QUERIED OUR ALT AND STATED CLRNC HAD BEEN TO FL290 AND CROSS PXT AT 280 KTS. NO CONFLICT.

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.