Sign Up
6,972,518
Lifetime Meters
220,000
Season Meters

Last 30 Days Activity

Latest Challenges

Juneteenth June 19
Summer Solstice June 21

View Challenges

Concept2 Blog

Jun 12 The Hands Behind the Oars
Jun 5 Join the 2026 Juneteenth Challenge to Give Back
Jun 2 Daniel Eden’s Journey Toward a 24-Hour Ski Record
May 27 Why Concept2 is an Option for Military Fitness Testing

Didier Cierco

Log

Date Workout Score Ave Comments Action
01/18/25 10000m 44:55.5 2:14.7 View workout
01/16/25 10000m 46:14.1 2:18.7 View workout
01/15/25 10000m 44:57.7 2:14.8 View workout
01/12/25 10000m 44:54.9 2:14.7 View workout
01/10/25 10000m 45:24.2 2:16.2 View workout
01/08/25 10000m 45:53.4 2:17.6 View workout
01/06/25 10000m 45:37.6 2:16.8 View workout
01/04/25 10000m 45:41.2 2:17.0 View workout
01/02/25 10000m 45:12.4 2:15.6 View workout
12/31/24 10000m 45:09.6 2:15.4 View workout
12/29/24 10000m 45:13.6 2:15.6 View workout
12/27/24 10000m 45:02.3 2:15.1 View workout
12/25/24 10000m 45:25.3 2:16.2 View workout
12/22/24 10000m 45:24.8 2:16.2 View workout
12/20/24 10000m 45:19.1 2:15.9 View workout
12/18/24 10000m 45:25.4 2:16.2 View workout
12/16/24 10000m 45:17.1 2:15.8 View workout
12/14/24 10000m 45:03.5 2:15.1 View workout
12/12/24 10000m 45:21.6 2:16.0 View workout
12/10/24 10000m 45:34.4 2:16.7 View workout
12/08/24 10000m 45:42.2 2:17.1 View workout
12/06/24 10000m 45:45.4 2:17.2 View workout
12/04/24 10000m 45:30.9 2:16.5 View workout
12/02/24 10000m 46:06.2 2:18.3 View workout
11/30/24 10000m 45:46.7 2:17.3 View workout