Narrative:

Due to fatigue, I changed navigation frequency too early. Controller questioned, we corrected. No further problem or comment from controller. There was no conflict at any time.

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Original NASA ASRS Text

Title: AN ACR LTT FLC CHANGED FROM THEIR NAV FREQ TOO SOON. THE FLC BLAMES THE FO'S FATIGUE.

Narrative: DUE TO FATIGUE, I CHANGED NAV FREQ TOO EARLY. CTLR QUESTIONED, WE CORRECTED. NO FURTHER PROB OR COMMENT FROM CTLR. THERE WAS NO CONFLICT AT ANY TIME.

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.