Jack Dobby

Bib: 10925 M GB

0:00

0:00

/ mi

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Overall

#0 / 59786

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

9:17/mi

28:48

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

9:13/mi

57:24

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

9:46/mi

1:27:42

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

10:34/mi

2:00:31

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

10:37/mi

2:07:38

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

11:24/mi

2:35:23

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

11:57/mi

3:12:30

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

12:22/mi

3:50:53

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

12:31/mi

4:29:44

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

11:21/mi

4:45:12

↑ 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

2:07:389:45 /mi⚡ faster

2nd Half

2:37:3412:01 /mi+23.5%

Positive split — 23.5% 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	28:48	9:17	3.11 mi	28:48	9:17	-
10K	57:24	9:15	3.10 mi	28:36	9:13	-0:04
15K	1:27:42	9:25	3.11 mi	30:18	9:46	+0:33
20K	2:00:31	9:42	3.11 mi	32:49	10:34	+0:48
Half(13.10 mi)	2:07:38	9:45	0.67 mi	7:07	10:37	+0:03
25K	2:35:23	10:01	2.43 mi	27:45	11:24	+0:47
30K	3:12:30	10:20	3.11 mi	37:07	11:57	+0:33
35K	3:50:53	10:37	3.11 mi	38:23	12:22	+0:25
40K	4:29:44	10:52	3.10 mi	38:51	12:31	+0:09
Finish(26.22 mi)	4:45:12	10:54	1.37 mi	15:28	11:21	-1:10

Trend:

Faster pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:13 /mi

Average Pace

10:53 /mi

Slowest Pace

12:31 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:07:38

45% of race

Time at Steady Pace

43:13

15% of race

Time at Slower Pace

1:54:21

40% of race

Average Pace: 10:53 /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	30626	21515	21515	30490	21430	21430
10K	3.10 mi	29119+1507	20569+946	20569+946	27572	19627	19627
15K	3.11 mi	29617-498	20906-337	20906-337	30490	21430	21430
20K	3.11 mi	32073-2456	22308-1402	22308-1402	38355	25336	25336
Half(13.10 mi)	0.67 mi	32252-179	22383-75	22383-75	35788	23901	23901
25K	2.43 mi	33613-1361	23053-670	23053-670	39574	25494	25494
30K	3.11 mi	34624-1011	23373-320	23373-320	38715	24575	24575
35K	3.11 mi	35068-444	23363+10	23363+10	37001	23100	23100
40K	3.10 mi	35565-497	23432-69	23432-69	39034	23712	23712
Finish(26.22 mi)	1.37 mi	35428+137	23281+151	23281+151	34545	21378	21378

21378

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