The race, in three figures
The race, in words
1:00:25 at Rotterdam 2026 put Stefan Grootkarzijn on the age-group podium: 2nd of 85 in the 30–34 age group.
Nowhere gained more than the wall balls: 3:18 on the median. Quick through the roxzone: 4:08, ahead of 99% of the field.
The field ran 2:08 faster at Rotterdam 2026 than at Amsterdam 2026, a quicker course than most.
Eight blocks
Bar = field beaten · tick = median
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Block 01 7:47Running 1 3:37v median −1:14
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Block 02 5:32Running 2 3:28v median −1:11
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Block 03 6:26Running 3 3:38v median −1:21
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Block 04 6:43Running 4 3:52v median −1:12
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Block 05 8:18Running 5 4:07v median −1:03
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Block 06 5:37Running 6 4:00v median −1:04
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Block 07 7:45Running 7 4:05v median −1:02
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Block 08 8:18Running 8 4:33v median −1:28
Roxzone, per block
Approach · Exit 4:08
Against the middle of your field
Men · n = 401
A pace, not a person: at every mat, the middle of the 401 men who finished.