Haifeng Li

Pudong

Bib: 39591 M

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 54109

Top 43%

Gender (Male)

#0 / 29548

Masters (Masters Men)

#0 / 14666

Top 48%

Division (M45-49)

#0 / 3637

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

8:50/mi

27:26

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

8:49/mi

54:51

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

8:43/mi

1:21:56

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

8:47/mi

1:49:12

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

9:17/mi

1:55:32

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

8:55/mi

2:17:10

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

9:06/mi

2:45:25

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

9:17/mi

3:14:17

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

10:14/mi

3:46:06

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

9:49/mi

3:59:30

↑ 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

1:55:328:49 /mi⚡ faster

2nd Half

2:03:589:27 /mi+7.3%

Positive split — 7.3% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	27:26	8:50	3.11 mi	27:26	8:50	-
10K	54:51	8:50	3.10 mi	27:25	8:49	-0:01
15K	1:21:56	8:47	3.11 mi	27:05	8:43	-0:06
20K	1:49:12	8:47	3.11 mi	27:16	8:47	+0:04
Half(13.11 mi)	1:55:32	8:49	0.68 mi	6:20	9:17	+0:30
25K	2:17:10	8:50	2.42 mi	21:38	8:55	-0:22
30K	2:45:25	8:52	3.11 mi	28:15	9:06	+0:11
35K	3:14:17	8:56	3.11 mi	28:52	9:17	+0:11
40K	3:46:06	9:06	3.10 mi	31:49	10:14	+0:57
Finish(26.22 mi)	3:59:30	9:08	1.37 mi	13:24	9:49	-0:25

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:43 /mi

Average Pace

9:08 /mi

Slowest Pace

10:14 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:14:17

81% of race

Time at Steady Pace

45:13

19% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:08 /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	M45-49	Seg. Overall	Seg. Males	Seg. M45-49
5K	3.11 mi	23400	16381	2075	23977	16816	2093
10K	3.10 mi	23299+101	16368+13	2062+13	23350	16402	2066
15K	3.11 mi	23432-133	16454-86	2063-1	23977	16816	2093
20K	3.11 mi	23233+199	16330+124	2046+17	22811	16155	1997
Half(13.11 mi)	0.68 mi	23375-142	16420-90	2050-4	26386	17989	2221
25K	2.42 mi	23231+144	16310+110	2029+21	23115	16122	1981
30K	3.11 mi	22764+467	15956+354	1980+49	21982	15227	1878
35K	3.11 mi	22367+397	15599+357	1941+39	21195	14386	1775
40K	3.10 mi	22686-319	15556+43	1935+6	23905	15197	1885
Finish(26.22 mi)	1.37 mi	22981-295	15661-105	1951-16	24957	15511	1911

15511

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