Narrative:

Fuel planning for VFR flight conditions was sufficient for the mission including IFR reserves. The engine began to run roughly at approximately 10 miles from my destination. Although indicated fuel was sufficient to complete the mission; as a precautionary measure I declared an emergency to expedite straight in landing to the runway.

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Original NASA ASRS Text

Title: A PA32R pilot declared an emergency and landed straight in at his airport of intended landing when the engine began running rough approximately 10 miles out. Fuel may have been an issue.

Narrative: Fuel planning for VFR flight conditions was sufficient for the mission including IFR reserves. The engine began to run roughly at approximately 10 miles from my destination. Although indicated fuel was sufficient to complete the mission; as a precautionary measure I declared an emergency to expedite straight in landing to the runway.

Data retrieved from NASA's ASRS site as of April 2012 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.