Ka Chun Lau

Bib: 11525 M HK

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 59786

Gender (Male)

#0 / 33594

Masters (Masters Men)

#0 / 16876

Division (M45-49)

#0 / 4167

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

9:34/mi

29:42

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

9:30/mi

59:11

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

9:52/mi

1:29:50

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

9:43/mi

2:00:00

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

10:07/mi

2:06:47

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

10:19/mi

2:31:54

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

10:39/mi

3:04:57

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

12:54/mi

3:45:01

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

12:55/mi

4:25:07

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

10:51/mi

4:39:54

↑ 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

2:06:479:41 /mi⚡ faster

2nd Half

2:33:0711:41 /mi+20.8%

Positive split — 20.8% slower in the second half

AI Race Performance Report

Ka's race, broken down like a coach

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	29:42	9:34	3.11 mi	29:42	9:34	-
10K	59:11	9:32	3.10 mi	29:29	9:30	-0:04
15K	1:29:50	9:39	3.11 mi	30:39	9:52	+0:22
20K	2:00:00	9:40	3.11 mi	30:10	9:43	-0:09
Half(13.10 mi)	2:06:47	9:41	0.67 mi	6:47	10:07	+0:24
25K	2:31:54	9:47	2.43 mi	25:07	10:19	+0:12
30K	3:04:57	9:56	3.11 mi	33:03	10:39	+0:20
35K	3:45:01	10:21	3.11 mi	40:04	12:54	+2:15
40K	4:25:07	10:40	3.10 mi	40:06	12:55	+0:01
Finish(26.22 mi)	4:39:54	10:41	1.37 mi	14:47	10:51	-2:04

Trend:

Faster pace

Steady pace

Slower pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:30 /mi

Average Pace

10:41 /mi

Slowest Pace

12:55 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

59:11

21% of race

Time at Steady Pace

2:20:33

50% of race

Time at Slower Pace

1:20:10

29% of race

Average Pace: 10:41 /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	M45-49	Seg. Overall	Seg. Males	Seg. M45-49
5K	3.11 mi	33989	23483	23483	31500	22030	22030
10K	3.10 mi	32613+1376	22684+799	22684+799	31367	21936	21936
15K	3.11 mi	32138+475	22417+267	22417+267	31500	22030	22030
20K	3.11 mi	31669+469	22094+323	22094+323	30899	21523	21523
Half(13.10 mi)	0.67 mi	31606+63	22040+54	22040+54	31429	21665	21665
25K	2.43 mi	31467+139	21839+201	21839+201	31802	21614	21614
30K	3.11 mi	30934+533	21364+475	21364+475	30140	20256	20256
35K	3.11 mi	32638-1704	22047-683	22047-683	40221	24702	24702
40K	3.10 mi	33987-1349	22540-493	22540-493	41781	25165	25165
Finish(26.22 mi)	1.37 mi	33701+286	22316+224	22316+224	30202	19063	19063

19063

Passing Analysis

No position changes recorded for this athlete.

All Results

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Public Race Data

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Race managed by

London Marathon Events

Race timed by

Mika Timing