Annie Obrien

River Forest

Bib: 24028 F

0:00

0:00

/ mi

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Overall

#0 / 54109

Gender (Female)

#0 / 24561

Top 42%

Division (F20-24)

#0 / 2002

Top 42%

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

10:15/mi

31:52

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

9:36/mi

1:01:41

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

9:30/mi

1:31:11

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

9:57/mi

2:02:06

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

9:49/mi

2:08:48

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

9:54/mi

2:32:48

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

10:03/mi

3:04:01

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

9:59/mi

3:35:01

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

10:22/mi

4:07:13

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

9:55/mi

4:20:45

↑ 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

2:08:489:49 /mi⚡ faster

2nd Half

2:11:5710:04 /mi+2.4%

Positive split — 2.4% slower in the second half

AI Race Performance Report

Annie'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	31:52	10:15	3.11 mi	31:52	10:15	-
10K	1:01:41	9:56	3.10 mi	29:49	9:36	-0:39
15K	1:31:11	9:47	3.11 mi	29:30	9:30	-0:06
20K	2:02:06	9:50	3.11 mi	30:55	9:57	+0:27
Half(13.11 mi)	2:08:48	9:49	0.68 mi	6:42	9:49	-0:08
25K	2:32:48	9:50	2.42 mi	24:00	9:54	+0:05
30K	3:04:01	9:52	3.11 mi	31:13	10:03	+0:09
35K	3:35:01	9:53	3.11 mi	31:00	9:59	-0:04
40K	4:07:13	9:57	3.10 mi	32:12	10:22	+0:23
Finish(26.22 mi)	4:20:45	9:57	1.37 mi	13:32	9:55	-0:27

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:30 /mi

Average Pace

9:57 /mi

Slowest Pace

10:22 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:14:28

52% of race

Time at Steady Pace

2:06:17

48% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:57 /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	F20-24	Seg. Overall	Seg. Females	Seg. F20-24
5K	3.11 mi	37661	14014	1163	32461	11183	924
10K	3.10 mi	34536+3125	12333+1681	1006+157	31781	10942	869
15K	3.11 mi	33803+733	11911+422	965+41	32461	11183	924
20K	3.11 mi	33779+24	11913-2	970-5	34153	12189	1010
Half(13.11 mi)	0.68 mi	33535+244	11805+108	962+8	30844	10590	885
25K	2.42 mi	33044+491	11600+205	945+17	31399	10973	920
30K	3.11 mi	32089+955	11248+352	909+36	29199	10184	821
35K	3.11 mi	30883+1206	10785+463	875+34	25998	9077	725
40K	3.10 mi	29726+1157	10456+329	852+23	24704	9091	705
Finish(26.22 mi)	1.37 mi	29455+271	10382+74	850+2	25774	9839	852

9839

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