Jacob Barnfield

Bib: 33961 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

10:43/mi

33:17

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

12:37/mi

1:12:27

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

14:01/mi

1:55:57

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

18:32/mi

2:53:29

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

14:07/mi

3:02:57

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

18:20/mi

3:47:34

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

17:08/mi

4:40:45

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

17:49/mi

5:36:05

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

16:22/mi

6:26:55

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

17:49/mi

6:51:13

↑ 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

3:02:5713:59 /mi⚡ faster

2nd Half

3:48:1617:24 /mi+24.8%

Positive split — 24.8% slower in the second half

AI Race Performance Report

Jacob'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	33:17	10:43	3.11 mi	33:17	10:43	-
10K	1:12:27	11:40	3.10 mi	39:10	12:37	+1:54
15K	1:55:57	12:27	3.11 mi	43:30	14:01	+1:24
20K	2:53:29	13:58	3.11 mi	57:32	18:32	+4:31
Half(13.10 mi)	3:02:57	13:59	0.67 mi	9:28	14:07	-4:25
25K	3:47:34	14:39	2.43 mi	44:37	18:20	+4:13
30K	4:40:45	15:04	3.11 mi	53:11	17:08	-1:12
35K	5:36:05	15:28	3.11 mi	55:20	17:49	+0:41
40K	6:26:55	15:35	3.10 mi	50:50	16:22	-1:27
Finish(26.22 mi)	6:51:13	15:42	1.37 mi	24:18	17:49	+1:27

Trend:

Faster pace

Steady pace

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More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

10:43 /mi

Average Pace

15:42 /mi

Slowest Pace

18:32 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:05:25

30% of race

Time at Steady Pace

3:48:16

56% of race

Time at Slower Pace

57:32

14% of race

Average Pace: 15:41 /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	45812	29056	29056	55694	32431	32431
10K	3.10 mi	51312-5500	31149-2093	31149-2093	54175	32002	32002
15K	3.11 mi	53295-1983	31746-597	31746-597	55694	32431	32431
20K	3.11 mi	56824-3529	32804-1058	32804-1058	59355	33474	33474
Half(13.10 mi)	0.67 mi	56708+116	32757+47	32757+47	53890	31491	31491
25K	2.43 mi	57257-549	32904-147	32904-147	58372	33180	33180
30K	3.11 mi	57356-99	32900+4	32900+4	57133	32656	32656
35K	3.11 mi	57489-133	32929-29	32929-29	57408	32626	32626
40K	3.10 mi	57438+51	32891+38	32891+38	56085	32005	32005
Finish(26.22 mi)	1.37 mi	57535-97	32914-23	32914-23	58396	33007	33007

33007

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