Benjamin O'Donnell

Chicago

Bib: 40740 M

0:00

0:00

/ mi

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Overall

#0 / 54109

Gender (Male)

#0 / 29548

Division (M20-24)

#0 / 1200

Race Day Weather

54°/44°F

few clouds

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

600 ft elev

5K· 3.11 mi

11:14/mi

34:55

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

10:08/mi

1:06:24

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

8:44/mi

1:33:33

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

8:54/mi

2:01:12

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

12:26/mi

2:09:41

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

10:41/mi

2:35:36

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

11:03/mi

3:09:56

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

11:42/mi

3:46:18

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

12:11/mi

4:24:09

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

10:33/mi

4:38:32

↑ 23 ft↓ 20 ft

606 ft elev

Course Elevation

227ft

Total climb

32ft

Range

589 to 621 ft

221ft

Total descent

About the height of a three-story building

The Course

Half Splits

1st Half· via Half

2:09:419:54 /mi⚡ faster

2nd Half

2:28:5111:21 /mi+14.8%

Positive split — 14.8% slower in the second half

AI Race Performance Report

Benjamin's race, broken down like a coach

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	34:55	11:14	3.11 mi	34:55	11:14	-
10K	1:06:24	10:41	3.10 mi	31:29	10:08	-1:06
15K	1:33:33	10:02	3.11 mi	27:09	8:44	-1:24
20K	2:01:12	9:45	3.11 mi	27:39	8:54	+0:10
Half(13.11 mi)	2:09:41	9:54	0.68 mi	8:29	12:26	+3:32
25K	2:35:36	10:01	2.42 mi	25:55	10:41	-1:45
30K	3:09:56	10:11	3.11 mi	34:20	11:03	+0:22
35K	3:46:18	10:24	3.11 mi	36:22	11:42	+0:39
40K	4:24:09	10:38	3.10 mi	37:51	12:11	+0:29
Finish(26.22 mi)	4:38:32	10:38	1.37 mi	14:23	10:33	-1:38

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:44 /mi

Average Pace

10:38 /mi

Slowest Pace

12:26 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:26:17

31% of race

Time at Steady Pace

1:49:33

39% of race

Time at Slower Pace

1:22:42

30% of race

Average Pace: 10:37 /mi

Loading chart...

Faster pace (< avg)

Steady pace (≈ avg)

Slower pace (> avg)

Heatmap

0mi6.6mi13.1mi19.7mi26.2mi

Pace:

Faster

Steady

Slower

Checkpoint and Segment Rankings

Checkpoint	Seg. Dist	Overall	Males	M20-24	Seg. Overall	Seg. Males	Seg. M20-24
5K	3.11 mi	45772	26824	1121	24254	16967	734
10K	3.10 mi	40623+5149	24875+1949	1061+60	35944	22835	982
15K	3.11 mi	35876+4747	22852+2023	985+76	24254	16967	734
20K	3.11 mi	33189+2687	21575+1277	931+54	24212	16933	737
Half(13.11 mi)	0.68 mi	34095-906	21994-419	946-15	45525	26409	1105
25K	2.42 mi	34507-412	22100-106	953-7	36844	22791	977
30K	3.11 mi	34561-54	21962+138	940+13	35483	21791	922
35K	3.11 mi	34858-297	21952+10	933+7	36263	21619	918
40K	3.10 mi	34858	21720+232	924+9	35223	20522	855
Finish(26.22 mi)	1.37 mi	34619+239	21529+191	922+2	30710	18273	820

18273

Passing Analysis

No position changes recorded for this athlete.

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All Results

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Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Chicago Event Management

Race timed by

Mika Timing