Jack Stalley

Bib: 27501 M GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Top 47%

Gender (Male)

#0 / 33594

Division (M18-39)

#0 / 16712

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

9:16/mi

28:45

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

9:22/mi

57:50

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

9:32/mi

1:27:25

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

9:27/mi

1:56:46

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

9:48/mi

2:03:20

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

9:38/mi

2:26:46

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

10:48/mi

3:00:19

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

10:53/mi

3:34:05

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

11:15/mi

4:09:00

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

10:10/mi

4:22:51

↑ 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

2:03:209:25 /mi⚡ faster

2nd Half

2:19:3110:39 /mi+13.1%

Positive split — 13.1% slower in the second half

AI Race Performance Report

Jack'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	28:45	9:16	3.11 mi	28:45	9:16	-
10K	57:50	9:19	3.10 mi	29:05	9:22	+0:06
15K	1:27:25	9:23	3.11 mi	29:35	9:32	+0:10
20K	1:56:46	9:24	3.11 mi	29:21	9:27	-0:05
Half(13.10 mi)	2:03:20	9:25	0.67 mi	6:34	9:48	+0:21
25K	2:26:46	9:27	2.43 mi	23:26	9:38	-0:10
30K	3:00:19	9:41	3.11 mi	33:33	10:48	+1:10
35K	3:34:05	9:51	3.11 mi	33:46	10:53	+0:05
40K	4:09:00	10:02	3.10 mi	34:55	11:15	+0:22
Finish(26.22 mi)	4:22:51	10:02	1.37 mi	13:51	10:10	-1:05

Trend:

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Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:16 /mi

Average Pace

10:02 /mi

Slowest Pace

11:15 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:27:11

33% of race

Time at Steady Pace

59:35

23% of race

Time at Slower Pace

1:56:05

44% of race

Average Pace: 10:01 /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	30409	21389	21389	28126	20017	20017
10K	3.10 mi	30033+376	21122+267	21122+267	29737	20985	20985
15K	3.11 mi	29247+786	20687+435	20687+435	28126	20017	20017
20K	3.11 mi	29018+229	20505+182	20505+182	28638	20245	20245
Half(13.10 mi)	0.67 mi	28960+58	20456+49	20456+49	28621	20097	20097
25K	2.43 mi	28250+710	19962+494	19962+494	26476	18659	18659
30K	3.11 mi	28622-372	20029-67	20029-67	31288	20860	20860
35K	3.11 mi	28144+478	19493+536	19493+536	27441	18119	18119
40K	3.10 mi	28188-44	19305+188	19305+188	29690	18812	18812
Finish(26.22 mi)	1.37 mi	27837+351	19025+280	19025+280	24339	15910	15910

15910

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