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
03/29/05 1,666m 7:16.7 2:11.0 View workout
03/29/05 3,317m 13:13.0 1:59.5 View workout
03/28/05 7,000m 31:53.4 2:16.6 View workout
03/25/05 7,024m 31:34.7 2:14.8 View workout
03/16/05 5,773m 25:15.3 2:11.2 View workout
03/15/05 6,563m 30:00.0 2:17.1 View workout
03/11/05 4,037m 17:12.6 2:07.8 View workout
03/10/05 5,063m 22:53.1 2:15.6 View workout
03/02/05 5,047m 22:07.0 2:11.4 View workout
02/28/05 5,165m 23:05.4 2:14.1 View workout
02/27/05 7,136m 30:12.4 2:06.9 View workout
02/25/05 10,000m 44:36.3 2:13.8 View workout
02/24/05 6,736m 30:00.0 2:13.6 View workout
02/23/05 2,523m 10:38.4 2:06.5 View workout
02/22/05 5,059m 22:11.9 2:11.6 View workout
02/18/05 7,017m 30:28.9 2:10.3 View workout
02/17/05 7,058m 31:12.2 2:12.6 View workout
02/16/05 5,721m 25:42.0 2:14.7 View workout
02/14/05 6,283m 28:15.4 2:14.9 View workout
02/11/05 7,040m 30:45.6 2:11.0 View workout