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
06/25/05 6,196m 30:00.0 2:25.2 View workout
06/24/05 3,026m 15:00.0 2:28.7 View workout
06/23/05 6,066m 30:08.1 2:29.0 View workout
05/18/05 7,054m 33:40.2 2:23.1 View workout
05/17/05 6,521m 30:20.4 2:19.5 View workout
05/15/05 6,519m 30:22.6 2:19.7 View workout
05/14/05 5,266m 25:14.0 2:23.7 View workout
05/12/05 6,620m 30:11.3 2:16.8 View workout
05/11/05 4,161m 20:07.1 2:25.0 View workout
05/06/05 3,599m 15:09.9 2:06.4 View workout
05/05/05 5,559m 25:06.2 2:15.4 View workout
05/04/05 6,519m 30:00.0 2:18.0 View workout
05/01/05 6,736m 30:00.0 2:13.6 View workout
04/11/05 4,609m 20:07.9 2:11.0 View workout
04/10/05 7,020m 31:01.4 2:12.5 View workout
04/08/05 5,020m 22:39.5 2:15.4 View workout
04/07/05 6,656m 30:00.0 2:15.2 View workout
04/06/05 6,890m 30:00.0 2:10.6 View workout
04/01/05 5,284m 22:00.0 2:04.9 View workout
03/31/05 10,000m 44:44.5 2:14.2 View workout