Jennifer Cheng

Chicago

Bib: 57350 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 (F45-49)

#0 / 2581

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

10:48/mi

33:33

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

11:10/mi

1:08:14

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

10:40/mi

1:41:21

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

11:09/mi

2:16:00

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

11:26/mi

2:23:48

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

11:06/mi

2:50:42

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

11:32/mi

3:26:31

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

12:49/mi

4:06:21

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

15:28/mi

4:54:25

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

13:57/mi

5:13:27

↑ 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

2:23:4810:58 /mi⚡ faster

2nd Half

2:49:3912:56 /mi+18.0%

Positive split — 18.0% 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	33:33	10:48	3.11 mi	33:33	10:48	-
10K	1:08:14	10:59	3.10 mi	34:41	11:10	+0:22
15K	1:41:21	10:52	3.11 mi	33:07	10:40	-0:30
20K	2:16:00	10:57	3.11 mi	34:39	11:09	+0:29
Half(13.11 mi)	2:23:48	10:58	0.68 mi	7:48	11:26	+0:17
25K	2:50:42	10:59	2.42 mi	26:54	11:06	-0:20
30K	3:26:31	11:05	3.11 mi	35:49	11:32	+0:26
35K	4:06:21	11:20	3.11 mi	39:50	12:49	+1:17
40K	4:54:25	11:51	3.10 mi	48:04	15:28	+2:39
Finish(26.22 mi)	5:13:27	11:58	1.37 mi	19:02	13:57	-1:31

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:40 /mi

Average Pace

11:58 /mi

Slowest Pace

15:28 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

33:07

11% of race

Time at Steady Pace

2:53:24

55% of race

Time at Slower Pace

1:46:56

34% of race

Average Pace: 11:57 /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	F45-49	Seg. Overall	Seg. Females	Seg. F45-49
5K	3.11 mi	42410	16828	1764	41710	16415	1690
10K	3.10 mi	42777-367	17061-233	1767-3	43273	17405	1792
15K	3.11 mi	42279+498	16757+304	1732+35	41710	16415	1690
20K	3.11 mi	42319-40	16829-72	1731+1	42529	17053	1751
Half(13.11 mi)	0.68 mi	42239+80	16789+40	1718+13	41435	16619	1680
25K	2.42 mi	41642+597	16500+289	1694+24	39334	15476	1587
30K	3.11 mi	40929+713	16226+274	1663+31	38139	15189	1555
35K	3.11 mi	41168-239	16514-288	1688-25	41581	17553	1789
40K	3.10 mi	42561-1393	17520-1006	1785-97	48692	21760	2244
Finish(26.22 mi)	1.37 mi	42972-411	17794-274	1817-32	48399	21620	2201

21620

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