Jack Mercer

Bib: 57605 M GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Top 35%

Gender (Male)

#0 / 33594

Top 44%

Division (M18-39)

#0 / 16712

Top 48%

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

9:00/mi

27:57

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

9:20/mi

56:55

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

9:19/mi

1:25:51

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

9:04/mi

1:54:00

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

9:13/mi

2:00:11

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

9:13/mi

2:22:36

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

9:13/mi

2:51:12

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

9:27/mi

3:20:31

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

9:06/mi

3:48:45

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

9:46/mi

4:02:04

↑ 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

2:00:119:11 /mi⚡ faster

2nd Half

2:01:539:18 /mi+1.4%

Positive split — 1.4% slower in the second half

AI Race Performance Report

Jack'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	27:57	9:00	3.11 mi	27:57	9:00	-
10K	56:55	9:10	3.10 mi	28:58	9:20	+0:20
15K	1:25:51	9:13	3.11 mi	28:56	9:19	-0:01
20K	1:54:00	9:11	3.11 mi	28:09	9:04	-0:15
Half(13.10 mi)	2:00:11	9:11	0.67 mi	6:11	9:13	+0:09
25K	2:22:36	9:11	2.43 mi	22:25	9:13	0:00
30K	2:51:12	9:12	3.11 mi	28:36	9:13	0:00
35K	3:20:31	9:14	3.11 mi	29:19	9:27	+0:14
40K	3:48:45	9:13	3.10 mi	28:14	9:06	-0:21
Finish(26.22 mi)	4:02:04	9:15	1.37 mi	13:19	9:46	+0:40

Trend:

Faster pace

Steady pace

Slower pace

Est.Checkpoint not recorded (estimated)

~Segment time uses estimated prior

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:00 /mi

Average Pace

9:14 /mi

Slowest Pace

9:46 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:48:45

94% of race

Time at Steady Pace

13:19

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:14 /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	Males	M18-39	Seg. Overall	Seg. Males	Seg. M18-39
5K	3.11 mi	26682	19038	19038	25442	18338	18338
10K	3.10 mi	27896-1214	19808-770	19808-770	29230	20667	20667
15K	3.11 mi	26962+934	19269+539	19269+539	25442	18338	18338
20K	3.11 mi	26157+805	18763+506	18763+506	24423	17644	17644
Half(13.10 mi)	0.67 mi	25901+256	18585+178	18585+178	22995	16620	16620
25K	2.43 mi	25173+728	18083+502	18083+502	22897	16432	16432
30K	3.11 mi	23617+1556	16952+1131	16952+1131	19154	13813	13813
35K	3.11 mi	22354+1263	15966+986	15966+986	17844	12609	12609
40K	3.10 mi	21012+1342	14951+1015	14951+1015	14195	9919	9919
Finish(26.22 mi)	1.37 mi	21080-68	14932+19	14932+19	21074	14010	14010

14010

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