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Megan Eckert Sets New Women’s 6-Day World Record, Overall American Record

September 9, 2026

American ultrarunner Megan Eckert set a new women’s six-day world record and overall American record at the 2026 EMU-GOMU 6-Day World Championships in Hungary, running 636.251 miles (1,023.948 km) in 144 hours. She averaged 4.418 mph over six days on a flat loop, surpassing her own 2025 women’s record by more than 33 miles and breaking Joe Fejes’ 2015 overall American record by about 30 miles. The marks, achieved at an IAU Gold Label event, are pending IAU ratification. iRunFar