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
06/13/14 1,114m 5:05.7 2:17.2 View workout
06/11/14 3,246m 15:05.6 2:19.4 View workout
06/09/14 3,224m 15:31.3 2:24.4 View workout
06/07/14 2,183m 10:05.5 2:18.6 View workout
05/26/14 7,044m 32:21.5 2:17.8 View workout
05/22/14 4,507m 20:50.9 2:18.7 View workout
05/21/14 2,167m 10:09.9 2:20.7 View workout
05/20/14 2,195m 10:08.1 2:18.5 View workout
05/12/14 3,219m 15:08.7 2:21.1 View workout
05/08/14 3,233m 14:51.9 2:17.9 View workout
05/05/14 5,000m 22:17.2 2:13.7 View workout
04/28/14 5,019m 23:02.0 2:17.6 View workout
04/26/14 3,418m 15:05.6 2:12.4 View workout
04/21/14 2,576m 11:42.7 2:16.3 View workout
04/16/14 5,000m 22:27.7 2:14.7 View workout
04/14/14 4,512m 20:41.9 2:17.6 View workout
04/11/14 3,258m 15:31.1 2:22.8 View workout
04/08/14 4,509m 21:35.7 2:23.6 View workout
04/05/14 7,505m 33:31.8 2:14.0 View workout
03/28/14 3,510m 15:31.4 2:12.6 View workout