Sign Up
2,117,666
Lifetime Meters
185,712
Season Meters

Last 30 Days Activity

Latest Challenges

January Revolutions January 1–31
Virtual Team Challenge January 1–31
Tour de SkiErg February 1–28
Military Challenge February 1–28
Valentine Challenge February 9–14

View Challenges

Concept2 Blog

Jan 21 Entries Open for the 2026 World Rowing Virtual Indoor Championships
Jan 19 Fifty Years Strong, Powered by Community
Jan 14 Try an Indoor Rowing Race this Season
Jan 13 Performance Starts Here: Train with Concept2 in 2026

Harm Jaap de Witt

Log

Date Workout Score Ave Comments Action
09/24/25 1000m 4:39.9 2:19.9 View workout
09/23/25 5000m 21:29.6 2:08.9 View workout
09/22/25 3000m 12:35.7 2:05.9 View workout
09/22/25 5:00 1,106m 2:15.6 View workout
09/21/25 5000m 21:10.7 2:07.0 View workout
09/20/25 5000m 22:08.7 2:12.8 View workout
09/19/25 5000m 21:54.5 2:11.4 View workout
09/18/25 5000m 22:21.1 2:14.1 View workout
09/17/25 5000m 22:44.2 2:16.4 View workout
09/09/25 22:15 5,010m 2:13.2 View workout
09/02/25 30:00 6,915m 2:10.1 View workout
08/01/25 5000m 22:28.9 2:14.8 View workout
07/31/25 8:48 2,007m 2:11.7 View workout
07/02/25 v5:00/2:00r...1 1,225m 2:02.4 View workout
07/02/25 2:34 479m 2:41.4 View workout
06/26/25 30:00 7,208m 2:04.8 View workout
06/14/25 5000m 21:20.2 2:08.0 View workout
06/11/25 5000m 21:58.5 2:11.8 View workout
05/02/25 1:33 310m 2:30.6 View workout
05/02/25 30:00 7,266m 2:03.8 View workout
04/30/25 30:00 7,155m 2:05.7 View workout
04/28/25 5000m 20:30.6 2:03.0 View workout
04/25/25 21:20 5,017m 2:07.5 View workout
04/02/25 21:00.9 5,026m 2:05.4

4B98-04B1-DFB2-6204

 View workout
03/31/25 14:31.0 3,320m 2:11.1 View workout