Jian Dai

beijing

Bib: 27312 M

0:00

0:00

/ mi

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Overall

#0 / 54109

Gender (Male)

#0 / 29548

Division (M35-39)

#0 / 4653

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

9:47/mi

30:25

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

9:37/mi

1:00:19

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

9:40/mi

1:30:21

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

10:06/mi

2:01:44

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

10:35/mi

2:08:57

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

10:24/mi

2:34:09

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

11:52/mi

3:11:02

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

11:48/mi

3:47:43

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

11:45/mi

4:24:14

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

10:33/mi

4:38:38

↑ 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

2:08:579:50 /mi⚡ faster

2nd Half

2:29:4111:25 /mi+16.1%

Positive split — 16.1% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	30:25	9:47	3.11 mi	30:25	9:47	-
10K	1:00:19	9:42	3.10 mi	29:54	9:37	-0:10
15K	1:30:21	9:42	3.11 mi	30:02	9:40	+0:03
20K	2:01:44	9:48	3.11 mi	31:23	10:06	+0:26
Half(13.11 mi)	2:08:57	9:50	0.68 mi	7:13	10:35	+0:29
25K	2:34:09	9:55	2.42 mi	25:12	10:24	-0:11
30K	3:11:02	10:15	3.11 mi	36:53	11:52	+1:28
35K	3:47:43	10:28	3.11 mi	36:41	11:48	-0:04
40K	4:24:14	10:38	3.10 mi	36:31	11:45	-0:03
Finish(26.22 mi)	4:38:38	10:38	1.37 mi	14:24	10:33	-1:12

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:37 /mi

Average Pace

10:38 /mi

Slowest Pace

11:52 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:01:44

44% of race

Time at Steady Pace

46:49

17% of race

Time at Slower Pace

1:50:05

40% of race

Average Pace: 10:38 /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	M35-39	Seg. Overall	Seg. Males	Seg. M35-39
5K	3.11 mi	33719	21810	3617	33907	21954	3648
10K	3.10 mi	32720+999	21342+468	3557+60	32012	20953	3504
15K	3.11 mi	33041-321	21530-188	3584-27	33907	21954	3648
20K	3.11 mi	33531-490	21747-217	3615-31	35321	22488	3718
Half(13.11 mi)	0.68 mi	33631-100	21775-28	3616-1	36164	22652	3747
25K	2.42 mi	33744-113	21761+14	3602+14	34931	21984	3657
30K	3.11 mi	35008-1264	22170-409	3670-68	39790	23658	3883
35K	3.11 mi	35282-274	22137+33	3672-2	36817	21875	3626
40K	3.10 mi	34890+392	21738+399	3612+60	32900	19431	3249
Finish(26.22 mi)	1.37 mi	34653+237	21547+191	3575+37	30814	18322	3123

18322

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