Dawn O'Farrell

Chicago

Bib: 58859 F

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 54109

Gender (Female)

#0 / 24561

Masters (Masters Women)

#0 / 9409

Division (F50-54)

#0 / 1771

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

10:20/mi

32:05

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

10:22/mi

1:04:17

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

10:26/mi

1:36:41

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

10:32/mi

2:09:23

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

11:46/mi

2:17:25

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

11:09/mi

2:44:26

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

11:31/mi

3:20:14

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

12:01/mi

3:57:35

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

13:32/mi

4:39:38

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

13:18/mi

4:57:47

↑ 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

2:17:2510:29 /mi⚡ faster

2nd Half

2:40:2212:14 /mi+16.7%

Positive split — 16.7% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	32:05	10:20	3.11 mi	32:05	10:20	-
10K	1:04:17	10:21	3.10 mi	32:12	10:22	+0:02
15K	1:36:41	10:22	3.11 mi	32:24	10:26	+0:04
20K	2:09:23	10:25	3.11 mi	32:42	10:32	+0:06
Half(13.11 mi)	2:17:25	10:29	0.68 mi	8:02	11:46	+1:14
25K	2:44:26	10:35	2.42 mi	27:01	11:09	-0:37
30K	3:20:14	10:44	3.11 mi	35:48	11:31	+0:22
35K	3:57:35	10:55	3.11 mi	37:21	12:01	+0:30
40K	4:39:38	11:15	3.10 mi	42:03	13:32	+1:31
Finish(26.22 mi)	4:57:47	11:22	1.37 mi	18:09	13:18	-0:14

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:20 /mi

Average Pace

11:22 /mi

Slowest Pace

13:32 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:09:23

43% of race

Time at Steady Pace

1:48:12

36% of race

Time at Slower Pace

1:00:12

20% of race

Average Pace: 11:21 /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	F50-54	Seg. Overall	Seg. Females	Seg. F50-54
5K	3.11 mi	38287	14379	1002	40022	15385	1032
10K	3.10 mi	37849+438	14128+251	962+40	37727	14080	959
15K	3.11 mi	38521-672	14483-355	981-19	40022	15385	1032
20K	3.11 mi	38438+83	14462+21	974+7	38499	14630	966
Half(13.11 mi)	0.68 mi	38696-258	14643-181	988-14	43049	17559	1184
25K	2.42 mi	38821-125	14793-150	999-11	39548	15602	1040
30K	3.11 mi	38618+203	14853-60	998+1	38107	15171	1000
35K	3.11 mi	38503+115	14957-104	999-1	37933	15562	1016
40K	3.10 mi	39275-772	15609-652	1047-48	41647	18011	1223
Finish(26.22 mi)	1.37 mi	39816-541	15970-361	1068-21	46302	20533	1382

20533

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