The race, in three figures
The race, in words
1:33:24 at Rotterdam 2025 put Marloes Kerkhof 204th of 411 women in the Open division, ahead of 50% of the field.
A station race more than a running one: 77% of the field beaten on the stations, against 33% on the runs. The burpee broad jumps were the standout, 1:34 quicker than the median and 68th of 411. Stronger after halfway: 4:26 better against the middle of the field than before it.
The field ran 2:49 faster at Rotterdam 2025 than at Amsterdam 2024, a quicker course than most.
Eight blocks
Bar = field beaten · tick = median
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Block 01 11:29Running 1 6:14v median +0:23
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Block 02 8:24Running 2 5:27v median −0:08
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Block 03 14:15Running 3 9:09v median +3:18
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Block 04 11:14Running 4 6:12v median +0:17
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Block 05 10:57Running 5 5:57v median −0:06
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Block 06 8:02Running 6 5:46v median −0:09
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Block 07 9:43Running 7 5:49v median −0:03
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Block 08 11:37Running 8 6:59v median +0:28
Roxzone, per block
Approach · Exit 7:53
Against the middle of your field
Women · n = 404
A pace, not a person: at every mat, the middle of the 404 women who finished.