Kai Chen

Bib: 15738 M CN

0:00

0:00

/ mi

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Overall

#0 / 59786

Gender (Male)

#0 / 33594

Division (M18-39)

#0 / 16712

Race Day Weather

56°/46°F

overcast clouds

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

131 ft elev

5K· 3.11 mi

11:30/mi

35:43

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

12:15/mi

1:13:46

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

14:18/mi

1:58:11

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

15:28/mi

2:46:13

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

16:48/mi

2:57:29

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

18:57/mi

3:43:37

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

18:11/mi

4:40:06

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

17:10/mi

5:33:23

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

17:52/mi

6:28:51

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

16:39/mi

6:51:33

↑ 14 ft↓ 18 ft

19 ft elev

Course Elevation

503ft

Total climb

166ft

Range

6 to 172 ft

613ft

Total descent

About the height of the Statue of Liberty

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The Course

Half Splits

1st Half· via Half

2:57:2913:33 /mi⚡ faster

2nd Half

3:54:0417:51 /mi+31.9%

Positive split — 31.9% slower in the second half

AI Race Performance Report

Kai's race, broken down like a coach

The full Race Story, performance analysis, segment & passing breakdowns, and where the race turned. Free to unlock — for anyone.

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	35:43	11:30	3.11 mi	35:43	11:30	-
10K	1:13:46	11:53	3.10 mi	38:03	12:15	+0:45
15K	1:58:11	12:41	3.11 mi	44:25	14:18	+2:03
20K	2:46:13	13:23	3.11 mi	48:02	15:28	+1:10
Half(13.10 mi)	2:57:29	13:33	0.67 mi	11:16	16:48	+1:20
25K	3:43:37	14:24	2.43 mi	46:08	18:57	+2:09
30K	4:40:06	15:02	3.11 mi	56:29	18:11	-0:46
35K	5:33:23	15:20	3.11 mi	53:17	17:10	-1:01
40K	6:28:51	15:39	3.10 mi	55:28	17:52	+0:42
Finish(26.22 mi)	6:51:33	15:43	1.37 mi	22:42	16:39	-1:13

Trend:

Faster pace

Steady pace

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More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

11:30 /mi

Average Pace

15:42 /mi

Slowest Pace

18:57 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:46:13

40% of race

Time at Steady Pace

2:22:43

35% of race

Time at Slower Pace

1:42:37

25% of race

Average Pace: 15:42 /mi

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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	M18-39	Seg. Overall	Seg. Males	Seg. M18-39
5K	3.11 mi	51698	31304	31304	56350	32639	32639
10K	3.10 mi	52305-607	31448-144	31448-144	52860	31569	31569
15K	3.11 mi	54192-1887	32031-583	32031-583	56350	32639	32639
20K	3.11 mi	55453-1261	32394-363	32394-363	57408	32907	32907
Half(13.10 mi)	0.67 mi	55711-258	32471-77	32471-77	58261	33065	33065
25K	2.43 mi	56837-1126	32779-308	32779-308	58730	33288	33288
30K	3.11 mi	57295-458	32877-98	32877-98	58296	33072	33072
35K	3.11 mi	57293+2	32861+16	32861+16	56411	32186	32186
40K	3.10 mi	57542-249	32927-66	32927-66	58097	32915	32915
Finish(26.22 mi)	1.37 mi	57551-9	32920+7	32920+7	57306	32503	32503

32503

Passing Analysis

No position changes recorded for this athlete.

All Results

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Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

London Marathon Events

Race timed by

Mika Timing