William Collier

Bib: 5726 M GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Top 27%

Gender (Male)

#0 / 33594

Top 35%

Division (M18-39)

#0 / 16712

Top 38%

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

8:12/mi

25:26

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:09/mi

50:45

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

8:16/mi

1:16:24

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

8:06/mi

1:41:31

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

8:14/mi

1:47:02

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

8:02/mi

2:06:35

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

8:40/mi

2:33:30

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

9:32/mi

3:03:05

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

10:12/mi

3:34:44

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

10:52/mi

3:49:33

↑ 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

1:47:028:11 /mi⚡ faster

2nd Half

2:02:319:21 /mi+14.5%

Positive split — 14.5% slower in the second half

AI Race Performance Report

William'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	25:26	8:12	3.11 mi	25:26	8:12	-
10K	50:45	8:11	3.10 mi	25:19	8:09	-0:03
15K	1:16:24	8:12	3.11 mi	25:39	8:16	+0:07
20K	1:41:31	8:11	3.11 mi	25:07	8:06	-0:10
Half(13.10 mi)	1:47:02	8:11	0.67 mi	5:31	8:14	+0:08
25K	2:06:35	8:09	2.43 mi	19:33	8:02	-0:12
30K	2:33:30	8:15	3.11 mi	26:55	8:40	+0:38
35K	3:03:05	8:26	3.11 mi	29:35	9:32	+0:52
40K	3:34:44	8:39	3.10 mi	31:39	10:12	+0:40
Finish(26.22 mi)	3:49:33	8:46	1.37 mi	14:49	10:52	+0:40

Trend:

Faster pace

Steady pace

Slower pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:02 /mi

Average Pace

8:46 /mi

Slowest Pace

10:52 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:33:30

67% of race

Time at Slower Pace

1:16:03

33% of race

Average Pace: 8:45 /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	16262	12296	12296	13876	10723	10723
10K	3.10 mi	15526+736	11762+534	11762+534	14817	11300	11300
15K	3.11 mi	14885+641	11352+410	11352+410	13876	10723	10723
20K	3.11 mi	14605+280	11167+185	11167+185	13955	10743	10743
Half(13.10 mi)	0.67 mi	14485+120	11084+83	11084+83	13018	10117	10117
25K	2.43 mi	13877+608	10664+420	10664+420	11577	9055	9055
30K	3.11 mi	13831+46	10574+90	10574+90	14502	10850	10850
35K	3.11 mi	14404-573	10828-254	10828-254	18470	12970	12970
40K	3.10 mi	15342-938	11316-488	11316-488	22186	14687	14687
Finish(26.22 mi)	1.37 mi	16135-793	11773-457	11773-457	30378	19132	19132

19132

Passing Analysis

Category:

▲Net Change

0 passed by0 passed

Segment	Movement	Rank
Start → 5K	-	#16262
5K → 10K	140876+736	#16262 → #15526
10K → 15K	56697+641	#15526 → #14885
15K → 20K	117397+280	#14885 → #14605
20K → Half	15135+120	#14605 → #14485
Half → 25K	15623+608	#14485 → #13877
25K → 30K	344390+46	#13877 → #13831
30K → 35K	818245-573	#13831 → #14404
35K → 40K	1104166-938	#14404 → #15342
40K → Finish	83643-793	#15342 → #16135
TOTALS	34453572+127	#16262 → #16135

Passing Visualized

Category:

Passing Circle

Position Flow

Race Lanes

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