Rebecca Brown

Chicago

Bib: 65257 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

10:02/mi

31:10

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

9:59/mi

1:02:10

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

9:56/mi

1:33:01

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

9:59/mi

2:04:01

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

9:59/mi

2:10:50

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

10:16/mi

2:35:44

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

10:48/mi

3:09:18

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

11:15/mi

3:44:14

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

13:36/mi

4:26:28

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

12:27/mi

4:43:27

↑ 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

2:10:509:59 /mi⚡ faster

2nd Half

2:32:3711:39 /mi+16.6%

Positive split — 16.6% slower in the second half

AI Race Performance Report

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	31:10	10:02	3.11 mi	31:10	10:02	-
10K	1:02:10	10:00	3.10 mi	31:00	9:59	-0:03
15K	1:33:01	9:59	3.11 mi	30:51	9:56	-0:03
20K	2:04:01	9:59	3.11 mi	31:00	9:59	+0:03
Half(13.11 mi)	2:10:50	9:59	0.68 mi	6:49	9:59	0:00
25K	2:35:44	10:02	2.42 mi	24:54	10:16	+0:17
30K	3:09:18	10:09	3.11 mi	33:34	10:48	+0:32
35K	3:44:14	10:19	3.11 mi	34:56	11:15	+0:27
40K	4:26:28	10:43	3.10 mi	42:14	13:36	+2:21
Finish(26.22 mi)	4:43:27	10:49	1.37 mi	16:59	12:27	-1:09

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:56 /mi

Average Pace

10:49 /mi

Slowest Pace

13:36 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:09:18

67% of race

Time at Slower Pace

1:34:09

33% of race

Average Pace: 10:49 /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	35816	13008	2912	36155	13181	2998
10K	3.10 mi	35135+681	12652+356	2839+73	34780	12503	2818
15K	3.11 mi	35397-262	12767-115	2875-36	36155	13181	2998
20K	3.11 mi	35060+337	12607+160	2852+23	34393	12317	2823
Half(13.11 mi)	0.68 mi	34845+215	12515+92	2836+16	32163	11299	2619
25K	2.42 mi	34597+248	12461+54	2828+8	34124	12488	2874
30K	3.11 mi	34327+270	12468-7	2848-20	34065	12862	2984
35K	3.11 mi	34133+194	12539-71	2879-31	33778	13328	3108
40K	3.10 mi	35531-1398	13521-982	3097-218	41897	18136	4170
Finish(26.22 mi)	1.37 mi	35990-459	13845-324	3190-93	42703	18675	4399

18675

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