The race, in three figures
The race, in words
1:08:40 at Rotterdam 2026 put Arco Kolken on the age-group podium: 3rd of 64 in the 40–44 age group.
Nowhere gained more than the burpee broad jumps: 2:06 on the median. Time in the roxzone, 4:49, was faster than 94% 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 8:23Running 1 4:09v median −0:45
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Block 02 6:06Running 2 3:53v median −0:52
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Block 03 7:27Running 3 3:59v median −1:02
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Block 04 7:42Running 4 4:01v median −1:06
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Block 05 8:57Running 5 4:21v median −0:52
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Block 06 5:56Running 6 4:15v median −0:56
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Block 07 8:29Running 7 4:24v median −0:45
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Block 08 11:00Running 8 5:11v median −0:54
Roxzone, per block
Approach · Exit 4:49
Against the middle of your field
Men · n = 568
A pace, not a person: at every mat, the middle of the 568 men who finished.