Sign Up
3,315,391
Lifetime Meters
376,498
Season Meters

Last 30 Days Activity

Latest Challenges

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

View Challenges

Concept2 Blog

Dec 4 Concept2 Model A Return to Glory - 40 Years Later
Nov 10 Concept2 Partners with NSCA Foundation for Equipment Grants
Nov 5 Tips to Increase Your Endurance with Concept2
Nov 4 Concept2 and World Rowing - Pulling Together for the Future of Rowing

Jon Derderian

Log

Date Workout Score Ave Comments Action
10/21/25 4:24 1,018m 2:09.7 View workout
10/20/25 4:14 1,016m 2:05.3 View workout
10/18/25 3:09 519m 3:02.2 View workout
10/18/25 2000m 9:24.8 2:21.2 View workout
10/18/25 2:27 515m 2:22.9 View workout
10/15/25 4:24 1,014m 2:10.6 View workout
10/14/25 9:03 2,017m 2:14.7 View workout
09/18/25 2:39 516m 2:34.3 View workout
09/11/25 3:06 515m 3:00.5 View workout
09/11/25 20:06 3,712m 2:42.5 View workout
09/11/25 2:41 517m 2:35.8 View workout
09/06/25 2:27 518m 2:22.2 View workout
09/03/25 3:02 519m 2:55.4 View workout
09/03/25 20:03 4,059m 2:28.3 View workout
09/03/25 2:32 516m 2:27.2 View workout
09/01/25 3:16 515m 3:10.5 View workout
09/01/25 v0:20/0:10r...24 2,133m 1:52.5 View workout
09/01/25 2:31 520m 2:25.9 View workout
08/30/25 2:16 520m 2:11.5 View workout
08/28/25 5:03 1,027m 2:27.8 View workout
08/27/25 v0:20/0:10r...3 268m 1:51.9 View workout
08/27/25 2:26 517m 2:21.8 View workout
08/25/25 3:17 514m 3:12.1 View workout
08/25/25 v0:45/0:45r...5 1,024m 1:49.8 View workout
08/25/25 2:32 517m 2:27.2 View workout