The race, in three figures
The race, in words
In the Doubles Open division at Birmingham 2025, Grant Dempsey & Natasha Hewitt crossed the line in 1:12:07: 268th of 954 mixed teams, faster than 72% of the field.
Paced to finish: the second half went 1:34 better against the middle of the field than the first.
Birmingham gave the field time back: about 0:52 faster than the average race this season, by 1,430 teams who raced both.
Eight blocks
Bar = field beaten · tick = median
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Block 01 9:38Running 1 5:31v median −0:25
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Block 02 6:31Running 2 4:30v median −0:35
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Block 03 8:36Running 3 4:53v median −0:26
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Block 04 7:59Running 4 4:41v median −0:40
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Block 05 9:10Running 5 4:42v median −0:46
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Block 06 6:23Running 6 4:58v median −0:25
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Block 07 8:14Running 7 4:54v median −0:30
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Block 08 8:58Running 8 4:45v median −0:39
Roxzone, per block
Approach · Exit 6:46
Against the middle of your field
Mixed · n = 952
A pace, not a person: at every mat, the middle of the 952 mixed teams who finished.