The race, in three figures
The race, in words
In the Open division at Heerenveen 2026, Sem Leeflang crossed the line in 1:18:47: 28th of 205 women, faster than 86% of the field.
Nowhere gained more than the sandbag lunges: 2:37 on the median. Stronger after halfway: 1:09 better against the middle of the field than before it.
Heerenveen gave the field time back: about 1:42 faster than the average race this season, by 532 athletes who raced both.
Eight blocks
Bar = field beaten · tick = median
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Block 01 8:31Running 1 3:59v median −1:06
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Block 02 7:56Running 2 5:33v median +0:09
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Block 03 8:39Running 3 4:42v median −0:53
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Block 04 11:28Running 4 4:46v median −0:53
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Block 05 10:06Running 5 4:52v median −0:54
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Block 06 6:06Running 6 4:24v median −1:14
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Block 07 6:43Running 7 4:36v median −1:02
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Block 08 11:06Running 8 5:01v median −1:10
Roxzone, per block
Approach · Exit 8:22
Against the middle of your field
Women · n = 203
A pace, not a person: at every mat, the middle of the 203 women who finished.