The race, in three figures
The race, in words
In the Doubles Open division at Chicago 2025, Jaida Heinz & Danielle Mergen crossed the line in 1:24:34: 556th of 1,539 women's teams, faster than 64% of the field.
A station race more than a running one: 78% of the field beaten on the stations, against 53% on the runs. Stronger after halfway: 1:31 better against the middle of the field than before it.
This was a slow day in Chicago. Measured against their other races this season, the people who raced here lost about 1:16.
Eight blocks
Bar = field beaten · tick = median
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Block 01 9:38Running 1 5:05v median +0:16
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Block 02 7:38Running 2 6:23v median +0:02
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Block 03 10:19Running 3 6:37v median +0:01
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Block 04 10:32Running 4 6:41v median +0:00
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Block 05 11:41Running 5 6:46v median −0:05
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Block 06 8:13Running 6 6:41v median −0:06
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Block 07 9:57Running 7 6:42v median −0:04
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Block 08 10:57Running 8 6:55v median −0:31
Roxzone, per block
Approach · Exit 5:46
Against the middle of your field
Women · n = 1532
A pace, not a person: at every mat, the middle of the 1,532 women's teams who finished.