05-01-2017, 06:05 AM
Did 5 x 1k Interval on Tuesday with 1 min rest in between, did not run on track so may no be accurate, splits and HR:
1 4:43.9 134
2 4:48.0 166
3 4:31.9 169
4 4:31.7 171
5 4:21.6 173
1 4:43.9 134
2 4:48.0 166
3 4:31.9 169
4 4:31.7 171
5 4:21.6 173