Narrative:

On descent into pasco, wa, late at night, center cleared us from FL350 to FL240. I descended down to FL233 and immediately climbed back to FL240. There was no traffic conflict. Just distraction and tired. I did not recall getting a '1000 ft above' call from the captain.

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Original NASA ASRS Text

Title: B727 ACFT CLRED TO FL240. RPTR FO, PF, OVERSHOT ALT BY 700 FT, BUT THEN RETURNED TO ASSIGNED.

Narrative: ON DSCNT INTO PASCO, WA, LATE AT NIGHT, CTR CLRED US FROM FL350 TO FL240. I DSNDED DOWN TO FL233 AND IMMEDIATELY CLBED BACK TO FL240. THERE WAS NO TFC CONFLICT. JUST DISTR AND TIRED. I DID NOT RECALL GETTING A '1000 FT ABOVE' CALL FROM THE CAPT.

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.