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
04/06/10 5,130m 23:16.6 2:16.1 View workout
04/03/10 6,582m 30:53.5 2:20.8 View workout
04/02/10 5,135m 23:21.5 2:16.4 View workout
04/01/10 3,384m 15:08.1 2:14.1 View workout
03/30/10 6,327m 30:06.3 2:22.7 View workout
03/27/10 6,746m 30:12.0 2:14.3 View workout
03/24/10 5,214m 25:04.2 2:24.2 View workout
03/22/10 5,669m 26:24.7 2:19.7 View workout
03/21/10 3,718m 15:00.0 2:01.0 View workout
03/19/10 7,094m 33:43.2 2:22.5 View workout
03/18/10 6,641m 31:38.0 2:22.9 View workout
03/17/10 6,699m 30:50.9 2:18.1 View workout
03/07/10 9,021m 41:08.3 2:16.8 View workout
03/05/10 4,018m 18:21.7 2:17.0 View workout
03/03/10 6,520m 30:13.9 2:19.1 View workout
02/27/10 6,510m 31:03.8 2:23.1 View workout
02/20/10 6,580m 30:06.2 2:17.2 View workout
02/18/10 2,522m 11:16.2 2:14.0 View workout
02/12/10 5,059m 23:34.6 2:19.8 View workout
02/11/10 6,300m 30:09.8 2:23.6 View workout