The race, in three figures
The race, in words
1:21:57 at Karlsruhe 2025 put Alfonso Serna Alvarado 409th of 1,208 men in the Open division, ahead of 66% of the field.
The runs carried this race: faster than 73% of the field over the eight kilometres, against 48% on the stations. Paced to finish: the second half went 1:36 better against the middle of the field than the first. Quick through the roxzone: 4:55, ahead of 86% of the field.
This was a slow day in Karlsruhe. Measured against their other races this season, the people who raced here lost about 0:58.
Eight blocks
Bar = field beaten · tick = median
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Block 01 7:57Running 1 3:32v median −0:08
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Block 02 8:11Running 2 5:00v median −0:18
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Block 03 11:06Running 3 5:16v median −0:25
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Block 04 10:06Running 4 5:14v median −0:29
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Block 05 10:27Running 5 5:18v median −0:35
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Block 06 7:12Running 6 5:10v median −0:34
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Block 07 10:25Running 7 5:09v median −0:37
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Block 08 11:43Running 8 5:25v median −1:08
Roxzone, per block
Approach · Exit 4:55
Against the middle of your field
Men · n = 1185
A pace, not a person: at every mat, the middle of the 1,185 men who finished.