Sign Up
43,030,402
Lifetime Meters
122,572
Season Meters

Latest Challenges

Holiday Challenge November 27–December 24
January Revolutions January 1–31
Virtual Team Challenge January 1–31

View Challenges

Concept2 Blog

Dec 17 2025 Concept2 Year in Review: Moving Together
Dec 16 Holiday Season Erg Workouts
Dec 15 Two Decades of Concept2 Holiday Challenges and Counting
Dec 14 Twenty-One Holiday Challenges and Still Rowing

Jan van der Haar

Log

Date Workout Score Ave Comments Action
12/16/14 46:24 11,014m 2:06.3 View workout
12/15/14 5000m 22:27.1 2:14.7 View workout
12/15/14 1:03:29 15,011m 2:06.8 View workout
12/14/14 7000m 30:21.3 2:10.0 View workout
12/14/14 10000m 40:44.7 2:02.2 View workout
12/12/14 5500m 24:03.5 2:11.2 View workout
12/12/14 5500m 22:56.4 2:05.1 View workout
12/12/14 5500m 23:56.5 2:10.5 View workout
12/12/14 5500m 24:14.8 2:12.2 View workout
12/11/14 7:36 1,614m 2:21.5 View workout
12/11/14 1:30:06 20,609m 2:11.1 View workout
12/10/14 1500m 6:54.4 2:18.1 View workout
12/10/14 5500m 22:42.8 2:03.8 View workout
12/10/14 5500m 23:18.0 2:07.0 View workout
12/10/14 15:00 3,509m 2:08.2 View workout
12/09/14 3500m 15:30.7 2:12.9 View workout
12/09/14 3333m 14:12.3 2:07.8 View workout
12/09/14 3334m 13:30.5 2:01.5 View workout
12/09/14 3333m 14:13.1 2:07.9 View workout
12/09/14 3333m 13:29.5 2:01.4 View workout
12/09/14 3333m 14:39.4 2:11.9 View workout
12/08/14 36:29 8,023m 2:16.4 View workout
12/08/14 1:06:24 15,023m 2:12.6 View workout
12/07/14 15:00 3,275m 2:17.4 View workout
12/07/14 20000m 1:24:48.8 2:07.2 View workout