The race, in three figures
The race, in words
1:56:56 at Boston 2025 put Carter Jacobs 1,308th of 1,463 men in the Open division.
A station race more than a running one: 26% of the field beaten on the stations, against 5% on the runs. Paced to finish: the second half went 3:05 better against the middle of the field than the first. 10:51 in the roxzone was slower than 92% of the field.
This was a quick course. Against their other races this season, the people who raced Boston gained about 2:03.
Eight blocks
Bar = field beaten · tick = median
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Block 01 11:34Running 1 6:44v median +0:52
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Block 02 9:56Running 2 6:46v median +1:54
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Block 03 14:42Running 3 7:45v median +2:28
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Block 04 15:34Running 4 9:44v median +4:29
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Block 05 13:10Running 5 7:46v median +2:19
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Block 06 9:57Running 6 6:58v median +1:40
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Block 07 13:26Running 7 6:42v median +1:28
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Block 08 17:53Running 8 9:06v median +3:07
Roxzone, per block
Approach · Exit 10:51
Against the middle of your field
Men · n = 1443
A pace, not a person: at every mat, the middle of the 1,443 men who finished.