At 17.50 km/h your pace is 3'26" per kilometre (5'31"/mile). 5K in 17'09", 10K in 34'17", half marathon in 1h12'20", marathon in 2h24'40".
17.50 km/h = 3'26"/km
1 track lap = 1'22"3
1 track lap = 1'22"3
At 17.50 km/h your pace is 3'26" per kilometre (5'31"/mile). 5K in 17'09", 10K in 34'17", half marathon in 1h12'20", marathon in 2h24'40".