Zach Chilvers

Bib: 16364 M GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Top 29%

Gender (Male)

#0 / 33594

Top 37%

Division (M18-39)

#0 / 16712

Top 40%

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

8:50/mi

27:25

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:45/mi

54:36

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

9:02/mi

1:22:38

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

8:41/mi

1:49:34

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

9:07/mi

1:55:41

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

8:52/mi

2:17:16

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

8:56/mi

2:44:59

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

9:00/mi

3:12:55

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

8:49/mi

3:40:18

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

8:40/mi

3:52:06

↑ 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

1:55:418:50 /mi⚖️ balanced

2nd Half

1:56:258:53 /mi⚖️ balanced

Even split — consistent pacing between halves

AI Race Performance Report

Zach'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	27:25	8:50	3.11 mi	27:25	8:50	-
10K	54:36	8:48	3.10 mi	27:11	8:45	-0:05
15K	1:22:38	8:52	3.11 mi	28:02	9:02	+0:17
20K	1:49:34	8:49	3.11 mi	26:56	8:41	-0:21
Half(13.10 mi)	1:55:41	8:50	0.67 mi	6:07	9:07	+0:26
25K	2:17:16	8:51	2.43 mi	21:35	8:52	-0:15
30K	2:44:59	8:52	3.11 mi	27:43	8:56	+0:04
35K	3:12:55	8:53	3.11 mi	27:56	9:00	+0:04
40K	3:40:18	8:52	3.10 mi	27:23	8:49	-0:11
Finish(26.22 mi)	3:52:06	8:52	1.37 mi	11:48	8:40	-0:09

Trend:

Faster pace

Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:40 /mi

Average Pace

8:52 /mi

Slowest Pace

9:07 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:45:59

97% of race

Time at Steady Pace

6:07

3% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:51 /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	24098	17442	17442	21625	15874	15874
10K	3.10 mi	22563+1535	16441+1001	16441+1001	21181	15509	15509
15K	3.11 mi	22147+416	16200+241	16200+241	21625	15874	15874
20K	3.11 mi	21403+744	15710+490	15710+490	19663	14523	14523
Half(13.10 mi)	0.67 mi	21397+6	15695+15	15695+15	21717	15776	15776
25K	2.43 mi	20837+560	15274+421	15274+421	19138	14037	14037
30K	3.11 mi	19846+991	14557+717	14557+717	16613	12192	12192
35K	3.11 mi	18637+1209	13626+931	13626+931	14290	10367	10367
40K	3.10 mi	17461+1176	12724+902	12724+902	12158	8698	8698
Finish(26.22 mi)	1.37 mi	17058+403	12393+331	12393+331	12101	8570	8570

8570

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