Study of K.Litton Running wrote:
very even pace throughout:
7 miles in 45:53 is 6:33/mile
7miles to the Half in 40:01 for 6.109375 is 6:33/mile
Half to 18.1Mile in 32:44 for 4.990625 is 6:34/mile
18.1Mile to FINISH in 54:37 for 8.11875 is 6:44/mile
Well he rarely,if ever, runs an even pace from the results I've seen. Usually one or the other half is run near his (supposed) half PR pace.