Sign Up
16,273,389
Lifetime Meters
1,125,847
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 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

Mark Petersen

Log

Date Workout Score Ave Comments Action
11/17/21 2000m View workout
11/17/21 9000m View workout
11/16/21 15000m View workout
11/15/21 4000m View workout
11/15/21 15000m View workout
11/13/21 4000m View workout
11/12/21 17600m View workout
11/11/21 6000m View workout
11/10/21 20000m View workout
11/09/21 12000m View workout
11/08/21 7:20.0 2,000m 1:50.0 View workout
11/08/21 12000m View workout
11/06/21 4000m View workout
11/05/21 16000m View workout
11/03/21 15000m View workout
11/03/21 1200m View workout
11/02/21 2250m View workout
11/02/21 16000m View workout
11/01/21 14000m View workout
10/30/21 5000m View workout
10/29/21 10750m View workout
10/28/21 1:00:06 25,120m 2:23.5 View workout
10/27/21 11000m View workout
10/26/21 10000m View workout
10/25/21 2100m View workout