Sierra Brooks

Chicago

Bib: 47396 F

0:00

0:00

/ mi

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Overall

#0 / 54109

Gender (Female)

#0 / 24561

Top 50%

Division (F20-24)

#0 / 2002

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

10:42/mi

33:16

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

11:16/mi

1:08:16

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

10:16/mi

1:40:10

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

10:13/mi

2:11:53

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

10:19/mi

2:18:55

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

10:15/mi

2:43:46

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

10:11/mi

3:15:25

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

10:11/mi

3:47:03

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

10:20/mi

4:19:09

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

10:03/mi

4:32:51

↑ 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

2:18:5510:36 /mi+3.6%

2nd Half

2:13:5610:13 /mi✓ faster

Negative split — 3.6% faster 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	33:16	10:42	3.11 mi	33:16	10:42	-
10K	1:08:16	10:59	3.10 mi	35:00	11:16	+0:34
15K	1:40:10	10:45	3.11 mi	31:54	10:16	-1:00
20K	2:11:53	10:37	3.11 mi	31:43	10:13	-0:03
Half(13.11 mi)	2:18:55	10:36	0.68 mi	7:02	10:19	+0:06
25K	2:43:46	10:33	2.42 mi	24:51	10:15	-0:04
30K	3:15:25	10:29	3.11 mi	31:39	10:11	-0:04
35K	3:47:03	10:26	3.11 mi	31:38	10:11	0:00
40K	4:19:09	10:26	3.10 mi	32:06	10:20	+0:09
Finish(26.22 mi)	4:32:51	10:25	1.37 mi	13:42	10:03	-0:17

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:03 /mi

Average Pace

10:25 /mi

Slowest Pace

11:16 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:57:51

87% of race

Time at Steady Pace

35:00

13% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:24 /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	41683	16364	1381	38837	14695	1240
10K	3.10 mi	42811-1128	17079-715	1457-76	43857	17764	1529
15K	3.11 mi	41373+1438	16202+877	1377+80	38837	14695	1240
20K	3.11 mi	39942+1431	15355+847	1296+81	36162	13283	1121
Half(13.11 mi)	0.68 mi	39554+388	15151+204	1285+11	34433	12508	1057
25K	2.42 mi	38487+1067	14606+545	1244+41	33971	12399	1043
30K	3.11 mi	36753+1734	13761+845	1162+82	30137	10673	871
35K	3.11 mi	35098+1655	13042+719	1096+66	27320	9754	790
40K	3.10 mi	33442+1656	12391+651	1027+69	24494	8999	693
Finish(26.22 mi)	1.37 mi	33068+374	12275+116	1020+7	26778	10382	900

10382

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