Polly Cheng

Chicago

Bib: 54764 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

10:33/mi

32:48

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

10:41/mi

1:06:00

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

11:03/mi

1:40:19

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

11:55/mi

2:17:20

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

12:10/mi

2:25:38

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

12:08/mi

2:55:04

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

13:33/mi

3:37:09

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

17:23/mi

4:31:09

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

17:25/mi

5:25:16

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

12:45/mi

5:42:40

↑ 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

2:25:3811:07 /mi⚡ faster

2nd Half

3:17:0215:02 /mi+35.3%

Positive split — 35.3% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	32:48	10:33	3.11 mi	32:48	10:33	-
10K	1:06:00	10:37	3.10 mi	33:12	10:41	+0:08
15K	1:40:19	10:46	3.11 mi	34:19	11:03	+0:22
20K	2:17:20	11:03	3.11 mi	37:01	11:55	+0:52
Half(13.11 mi)	2:25:38	11:07	0.68 mi	8:18	12:10	+0:15
25K	2:55:04	11:16	2.42 mi	29:26	12:08	-0:02
30K	3:37:09	11:39	3.11 mi	42:05	13:33	+1:25
35K	4:31:09	12:28	3.11 mi	54:00	17:23	+3:50
40K	5:25:16	13:05	3.10 mi	54:07	17:25	+0:02
Finish(26.22 mi)	5:42:40	13:05	1.37 mi	17:24	12:45	-4:40

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:33 /mi

Average Pace

13:05 /mi

Slowest Pace

17:25 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:06:00

19% of race

Time at Steady Pace

2:06:28

37% of race

Time at Slower Pace

2:30:12

44% of race

Average Pace: 13:04 /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	40349	15572	3470	44112	17868	4072
10K	3.10 mi	40133+216	15455+117	3491-21	40084	15463	3511
15K	3.11 mi	41492-1359	16285-830	3683-192	44112	17868	4072
20K	3.11 mi	43084-1592	17289-1004	3947-264	46037	19243	4415
Half(13.11 mi)	0.68 mi	43162-78	17360-71	3964-17	44654	18568	4276
25K	2.42 mi	43332-170	17524-164	4006-42	44051	18298	4194
30K	3.11 mi	44112-780	18128-604	4136-130	46160	19861	4539
35K	3.11 mi	46538-2426	19710-1582	4484-348	52965	23869	5230
40K	3.10 mi	47862-1324	20608-898	4669-185	52427	23641	5187
Finish(26.22 mi)	1.37 mi	47727+135	20555+53	4667+2	44149	19425	4548

19425

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