Riley O'Brien

Rogers

Bib: 66588 F

0:00

0:00

/ mi

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Overall

#0 / 54109

Gender (Female)

#0 / 24561

Division (F25-29)

#0 / 5362

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

10:04/mi

31:15

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

10:24/mi

1:03:33

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

10:30/mi

1:36:11

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

10:47/mi

2:09:40

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

11:44/mi

2:17:40

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

11:29/mi

2:45:30

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

11:55/mi

3:22:31

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

12:47/mi

4:02:13

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

12:03/mi

4:39:40

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

10:27/mi

4:53:55

↑ 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

2:17:4010:30 /mi⚡ faster

2nd Half

2:36:1511:55 /mi+13.5%

Positive split — 13.5% slower in the second half

AI Race Performance Report

Riley'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	31:15	10:04	3.11 mi	31:15	10:04	-
10K	1:03:33	10:14	3.10 mi	32:18	10:24	+0:20
15K	1:36:11	10:19	3.11 mi	32:38	10:30	+0:06
20K	2:09:40	10:26	3.11 mi	33:29	10:47	+0:17
Half(13.11 mi)	2:17:40	10:30	0.68 mi	8:00	11:44	+0:57
25K	2:45:30	10:39	2.42 mi	27:50	11:29	-0:15
30K	3:22:31	10:52	3.11 mi	37:01	11:55	+0:26
35K	4:02:13	11:08	3.11 mi	39:42	12:47	+0:52
40K	4:39:40	11:15	3.10 mi	37:27	12:03	-0:44
Finish(26.22 mi)	4:53:55	11:13	1.37 mi	14:15	10:27	-1:36

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:04 /mi

Average Pace

11:13 /mi

Slowest Pace

12:47 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:23:55

49% of race

Time at Steady Pace

35:50

12% of race

Time at Slower Pace

1:54:10

39% of race

Average Pace: 11:13 /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	Females	F25-29	Seg. Overall	Seg. Females	Seg. F25-29
5K	3.11 mi	36052	13137	2941	40589	15734	3588
10K	3.10 mi	36959-907	13649-512	3058-117	37968	14219	3213
15K	3.11 mi	38100-1141	14250-601	3203-145	40589	15734	3588
20K	3.11 mi	38617-517	14566-316	3293-90	40202	15642	3606
Half(13.11 mi)	0.68 mi	38840-223	14731-165	3335-42	42842	17437	4024
25K	2.42 mi	39296-456	15088-357	3439-104	41266	16602	3831
30K	3.11 mi	39454-158	15350-262	3521-82	40002	16250	3756
35K	3.11 mi	39950-496	15796-446	3644-123	41397	17454	4021
40K	3.10 mi	39282+668	15612+184	3599+45	34570	14361	3333
Finish(26.22 mi)	1.37 mi	38800+482	15406+206	3562+37	29994	12083	2938

12083

Passing Analysis

No position changes recorded for this athlete.

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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