Rebeca Mejia

Chicago

Bib: 32926 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

8:39/mi

26:52

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

9:07/mi

55:10

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

9:41/mi

1:25:14

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

9:54/mi

1:56:00

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

11:10/mi

2:03:37

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

10:43/mi

2:29:37

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

13:38/mi

3:11:58

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

17:17/mi

4:05:41

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

19:16/mi

5:05:34

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

19:19/mi

5:31:55

↑ 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

2:03:379:26 /mi⚡ faster

2nd Half

3:28:1815:53 /mi+68.5%

Positive split — 68.5% 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	26:52	8:39	3.11 mi	26:52	8:39	-
10K	55:10	8:53	3.10 mi	28:18	9:07	+0:28
15K	1:25:14	9:09	3.11 mi	30:04	9:41	+0:34
20K	1:56:00	9:20	3.11 mi	30:46	9:54	+0:13
Half(13.11 mi)	2:03:37	9:26	0.68 mi	7:37	11:10	+1:16
25K	2:29:37	9:38	2.42 mi	26:00	10:43	-0:27
30K	3:11:58	10:18	3.11 mi	42:21	13:38	+2:55
35K	4:05:41	11:18	3.11 mi	53:43	17:17	+3:39
40K	5:05:34	12:18	3.10 mi	59:53	19:16	+1:59
Finish(26.22 mi)	5:31:55	12:40	1.37 mi	26:21	19:19	+0:03

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:39 /mi

Average Pace

12:40 /mi

Slowest Pace

19:19 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

55:10

17% of race

Time at Steady Pace

1:34:27

28% of race

Time at Slower Pace

3:02:18

55% of race

Average Pace: 12:40 /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	21310	6118	338	34051	12045	781
10K	3.10 mi	23910-2600	7210-1092	443-105	26855	8559	546
15K	3.11 mi	27860-3950	8963-1753	567-124	34051	12045	781
20K	3.11 mi	29620-1760	9808-845	606-39	33746	11983	778
Half(13.11 mi)	0.68 mi	30259-639	10129-321	634-28	39932	15720	1034
25K	2.42 mi	31435-1176	10791-662	686-52	37097	14196	942
30K	3.11 mi	35423-3988	13055-2264	868-182	46410	19996	1373
35K	3.11 mi	40994-5571	16414-3359	1102-234	52896	23833	1718
40K	3.10 mi	44638-3644	18696-2282	1272-170	53618	24318	1754
Finish(26.22 mi)	1.37 mi	46161-1523	19645-949	1347-75	53755	24372	1747

24372

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