The race, in three figures
The race, in words
Sem Koopman & Niels Heilhof finished 397th of 580 men's teams in the Doubles Open division at Rotterdam 2026, in 1:20:55.
Legs and stations told different stories: 46% of the field beaten on the runs, 15% on the stations. On the sled push the field had the edge, by 1:18. Paced to finish: the second half went 2:03 better against the middle of the field than the first.
This was a quick course. Against their other races this season, the people who raced Rotterdam gained about 0:40.
Eight blocks
Bar = field beaten · tick = median
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Block 01 10:07Running 1 5:37v median +0:26
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Block 02 8:07Running 2 5:10v median +0:21
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Block 03 9:00Running 3 5:29v median +0:23
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Block 04 9:15Running 4 5:14v median +0:01
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Block 05 10:22Running 5 5:16v median −0:01
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Block 06 7:16Running 6 5:16v median +0:03
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Block 07 9:08Running 7 5:19v median +0:02
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Block 08 11:43Running 8 5:57v median −0:05
Roxzone, per block
Approach · Exit 6:06
Against the middle of your field
Men · n = 576
A pace, not a person: at every mat, the middle of the 576 men's teams who finished.