5'40"/km = 10.59 km/h · 6.58 mph

1 track lap = 2'16"0

At 5'40" per kilometre you run 10.59 km/h, or 6.58 mph (9'07"/mile). 5K in 28'20", 10K in 56'40", half marathon in 1h59'33", marathon in 3h59'06".