Sign Up
1,648,014
Lifetime Meters
129,802
Season Meters

Last 30 Days Activity

Latest Challenges

January Revolutions January 1–31
Virtual Team Challenge January 1–31
Tour de SkiErg February 1–28
Military Challenge February 1–28
Valentine Challenge February 9–14

View Challenges

Concept2 Blog

Jan 21 Entries Open for the 2026 World Rowing Virtual Indoor Championships
Jan 19 Fifty Years Strong, Powered by Community
Jan 14 Try an Indoor Rowing Race this Season
Jan 13 Performance Starts Here: Train with Concept2 in 2026

Karsten Natzius

Log

Date Workout Score Ave Comments Action
03/31/21 30:00 7,062m 2:07.4 View workout
03/29/21 30:00 7,136m 2:06.1 View workout
03/28/21 30:00 7,018m 2:08.2 View workout
03/26/21 30:00 6,848m 2:11.4 View workout
03/26/21 1:00 321m 1:33.4 View workout
03/26/21 10:00 2,303m 2:10.2 View workout
03/25/21 30:00 6,934m 2:09.7 View workout
03/24/21 30:00 7,101m 2:06.7 View workout
03/22/21 30:00 7,121m 2:06.3 View workout
03/21/21 30:00 6,998m 2:08.6 View workout
03/21/21 1:00 315m 1:35.2 View workout
03/21/21 5:00 1,130m 2:12.7 View workout
03/17/21 30:00 6,965m 2:09.2 View workout
03/16/21 10:00 2,215m 2:15.4 View workout
03/15/21 30:00 6,826m 2:11.8 View workout
03/14/21 30:00 6,755m 2:13.2 View workout
03/14/21 1:00 313m 1:35.8 View workout
03/14/21 10:00 2,324m 2:09.0 View workout
03/10/21 30:00 6,890m 2:10.6 View workout
03/08/21 30:00 6,782m 2:12.7 View workout
03/07/21 10000m 43:23.5 2:10.1

Lief sehr gut und ich kam sehr gut klar, juchu

 View workout
03/03/21 30:00 7,112m 2:06.5

Lief heute wie geschnitten Brot, sehr, sehr geil!!!

 View workout
03/02/21 30:00 6,690m 2:14.5 View workout
03/01/21 30:00 7,038m 2:07.8 View workout
02/28/21 30:00 6,910m 2:10.2 View workout