Jacob Jeffries

Bib: 47395 M GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Top 8%

Gender (Male)

#0 / 33594

Top 13%

Division (M18-39)

#0 / 16712

Top 15%

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

7:21/mi

22:49

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

7:30/mi

46:06

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

7:27/mi

1:09:12

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

7:11/mi

1:31:31

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

7:10/mi

1:36:19

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

7:17/mi

1:54:02

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

7:16/mi

2:16:36

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

7:01/mi

2:38:21

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

7:07/mi

3:00:25

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

6:58/mi

3:09:55

↑ 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

1:36:197:22 /mi+2.8%

2nd Half

1:33:367:09 /mi✓ faster

Negative split — 2.8% faster in the second half

AI Race Performance Report

Jacob'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	22:49	7:21	3.11 mi	22:49	7:21	-
10K	46:06	7:26	3.10 mi	23:17	7:30	+0:09
15K	1:09:12	7:26	3.11 mi	23:06	7:27	-0:03
20K	1:31:31	7:22	3.11 mi	22:19	7:11	-0:16
Half(13.10 mi)	1:36:19	7:22	0.67 mi	4:48	7:10	-0:01
25K	1:54:02	7:21	2.43 mi	17:43	7:17	+0:07
30K	2:16:36	7:20	3.11 mi	22:34	7:16	-0:01
35K	2:38:21	7:17	3.11 mi	21:45	7:01	-0:15
40K	3:00:25	7:16	3.10 mi	22:04	7:07	+0:06
Finish(26.22 mi)	3:09:55	7:15	1.37 mi	9:30	6:58	-0:09

Trend:

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Checkpoints & Pacing

Pace Line

Fastest Pace

6:58 /mi

Average Pace

7:15 /mi

Slowest Pace

7:30 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:00:43

64% of race

Time at Steady Pace

1:09:12

36% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:15 /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	7790	6578	6578	6812	5875	5875
10K	3.10 mi	7974-184	6703-125	6703-125	8265	6904	6904
15K	3.11 mi	7562+412	6416+287	6416+287	6812	5875	5875
20K	3.11 mi	7199+363	6163+253	6163+253	6244	5479	5479
Half(13.10 mi)	0.67 mi	7051+148	6046+117	6046+117	5121	4627	4627
25K	2.43 mi	6826+225	5879+167	5879+167	5963	5215	5215
30K	3.11 mi	6364+462	5518+361	5518+361	4845	4329	4329
35K	3.11 mi	5656+708	4971+547	4971+547	3161	2896	2896
40K	3.10 mi	5107+549	4505+466	4505+466	3084	2767	2767
Finish(26.22 mi)	1.37 mi	4903+204	4325+180	4325+180	2704	2411	2411

2411

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