Kazuyo Yamaguchi

Bib: 22139 F JP

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 59786

Gender (Female)

#0 / 26115

Top 42%

Masters (Masters Women)

#0 / 11371

Top 39%

Division (F55-59)

#0 / 1484

Top 32%

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

10:00/mi

31:03

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

10:05/mi

1:02:22

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

10:30/mi

1:34:58

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

10:28/mi

2:07:27

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

10:49/mi

2:14:42

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

10:24/mi

2:40:01

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

10:45/mi

3:13:22

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

11:12/mi

3:48:08

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

10:45/mi

4:21:30

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

10:57/mi

4:36:25

↑ 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

2:14:4210:18 /mi⚡ faster

2nd Half

2:21:4310:49 /mi+5.2%

Positive split — 5.2% slower in the second half

AI Race Performance Report

Kazuyo'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	31:03	10:00	3.11 mi	31:03	10:00	-
10K	1:02:22	10:03	3.10 mi	31:19	10:05	+0:05
15K	1:34:58	10:12	3.11 mi	32:36	10:30	+0:25
20K	2:07:27	10:16	3.11 mi	32:29	10:28	-0:02
Half(13.10 mi)	2:14:42	10:18	0.67 mi	7:15	10:49	+0:21
25K	2:40:01	10:19	2.43 mi	25:19	10:24	-0:25
30K	3:13:22	10:23	3.11 mi	33:21	10:45	+0:21
35K	3:48:08	10:30	3.11 mi	34:46	11:12	+0:27
40K	4:21:30	10:32	3.10 mi	33:22	10:45	-0:27
Finish(26.22 mi)	4:36:25	10:34	1.37 mi	14:55	10:57	+0:12

Trend:

Faster pace

Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

10:00 /mi

Average Pace

10:33 /mi

Slowest Pace

11:12 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

4:01:39

87% of race

Time at Steady Pace

34:46

13% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:33 /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	Females	F55-59	Seg. Overall	Seg. Females	Seg. F55-59
5K	3.11 mi	38593	12687	12687	37304	12156	12156
10K	3.10 mi	37778+815	12283+404	12283+404	37228	12043	12043
15K	3.11 mi	37498+280	12147+136	12147+136	37304	12156	12156
20K	3.11 mi	37406+92	12223-76	12223-76	37512	12538	12538
Half(13.10 mi)	0.67 mi	37366+40	12230-7	12230-7	37457	12671	12671
25K	2.43 mi	36340+1026	11862+368	11862+368	32489	10486	10486
30K	3.11 mi	35100+1240	11443+419	11443+419	30856	10199	10199
35K	3.11 mi	33966+1134	11157+286	11157+286	29638	10305	10305
40K	3.10 mi	32723+1243	10838+319	10838+319	26064	9206	9206
Finish(26.22 mi)	1.37 mi	32533+190	10838	10838	31028	11468	11468

11468

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