Sign Up
7,029,635
Lifetime Meters
182,207
Season Meters

Last 30 Days Activity

Latest Challenges

Holiday Challenge November 28–December 24

View Challenges

Concept2 Blog

Nov 20 Ergatta Releases Wavelength, Their New Flagship Game
Nov 19 Six Partner Workouts to Get You Moving
Nov 4 Strength Meets Innovation: Introducing the Concept2® StrengthErg™
Oct 31 The Power of Strength Training for Rowers: Enhancing Performance, Erg Scores, and Longevity

David Koffman

Log

Date Distance Time Pace Comments Action
06/24/19 6,250m 30:29.2 2:26.3 View workout
06/23/19 6,289m 30:27.7 2:25.3 View workout
06/16/19 5,100m 25:22.0 2:29.2 View workout
06/14/19 4,462m 21:39.5 2:25.6 View workout
06/12/19 3,253m 15:31.2 2:23.1 View workout
06/11/19 6,257m 30:39.3 2:26.9 View workout
06/10/19 3,339m 15:34.1 2:19.8 View workout
06/07/19 3,290m 15:24.0 2:20.4 View workout
05/23/19 3,039m 14:32.9 2:23.6 View workout
05/22/19 3,340m 15:27.1 2:18.7 View workout
05/21/19 2,604m 12:22.4 2:22.5 View workout
05/17/19 3,352m 16:13.1 2:25.1 View workout
05/16/19 3,139m 15:30.0 2:28.1 View workout
05/15/19 5,085m 24:42.2 2:25.7 View workout
05/09/19 3,373m 15:30.2 2:17.8 View workout
05/08/19 3,354m 15:38.7 2:19.9 View workout
05/07/19 4,281m 20:32.9 2:23.9 View workout
05/06/19 3,277m 15:32.7 2:22.3 View workout
05/05/19 6,446m 30:25.2 2:21.5 View workout
05/03/19 6,540m 30:10.1 2:18.3 View workout