Activities whose tracks are close to 28. Compared with 1307 of 1307 other activities so far.
2016-12-04 12:20 mean: 4 m
2017-10-28 09:53 mean: 19 m
2017-11-14 08:07 mean: 53 m
2018-01-06 15:47 mean: 64 m
2017-10-10 15:13 mean: 69 m