Running 55:01 9.24 km (5:57 / km) +114m 5:36 / km
ahr:166 max:202
5×1km with 1.5' rest. Improvement with about 10-15" per km compared to the same interval 20th January. Comparable heartrate.
4:16, 4:10, 4:12, 4:10, 4:17min today
4:29, 4:24, 4:26, 4:22, 4:24min 20th January