Yuwei Chang

Naperville

Bib: 51862 M

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 54109

Gender (Male)

#0 / 29548

Masters (Masters Men)

#0 / 14666

Division (M40-44)

#0 / 4329

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

10:41/mi

33:11

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

11:07/mi

1:07:44

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

10:48/mi

1:41:16

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

11:16/mi

2:16:15

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

13:22/mi

2:25:22

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

14:11/mi

2:59:45

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

15:34/mi

3:48:06

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

15:37/mi

4:36:36

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

15:41/mi

5:25:18

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

14:05/mi

5:44:31

↑ 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

2:25:2211:05 /mi⚡ faster

2nd Half

3:19:0915:12 /mi+37.0%

Positive split — 37.0% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	33:11	10:41	3.11 mi	33:11	10:41	-
10K	1:07:44	10:54	3.10 mi	34:33	11:07	+0:26
15K	1:41:16	10:52	3.11 mi	33:32	10:48	-0:19
20K	2:16:15	10:58	3.11 mi	34:59	11:16	+0:28
Half(13.11 mi)	2:25:22	11:05	0.68 mi	9:07	13:22	+2:06
25K	2:59:45	11:34	2.42 mi	34:23	14:11	+0:49
30K	3:48:06	12:14	3.11 mi	48:21	15:34	+1:23
35K	4:36:36	12:43	3.11 mi	48:30	15:37	+0:03
40K	5:25:18	13:05	3.10 mi	48:42	15:41	+0:04
Finish(26.22 mi)	5:44:31	13:09	1.37 mi	19:13	14:05	-1:36

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:41 /mi

Average Pace

13:09 /mi

Slowest Pace

15:41 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:16:15

40% of race

Time at Steady Pace

1:02:43

18% of race

Time at Slower Pace

2:25:33

42% of race

Average Pace: 13:08 /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	Males	M40-44	Seg. Overall	Seg. Males	Seg. M40-44
5K	3.11 mi	41444	25230	3769	42550	25634	3825
10K	3.10 mi	42172-728	25489-259	3809-40	42951	25755	3848
15K	3.11 mi	42215-43	25496-7	3816-7	42550	25634	3825
20K	3.11 mi	42469-254	25562-66	3816	43107	25723	3832
Half(13.11 mi)	0.68 mi	43038-569	25763-201	3841-25	48272	27483	4055
25K	2.42 mi	44963-1925	26441-678	3920-79	49873	28006	4114
30K	3.11 mi	46692-1729	26994-553	3990-70	51106	28354	4159
35K	3.11 mi	47490-798	27186-192	4010-20	50421	27949	4114
40K	3.10 mi	47866-376	27256-70	4023-13	49182	27165	4009
Finish(26.22 mi)	1.37 mi	47960-94	27264-8	4020+3	48765	26957	3986

26957

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