Jess Barstow

Bib: 27774 F GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Top 49%

Gender (Female)

#0 / 26115

Top 36%

Division (F18-39)

#0 / 14744

Top 38%

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

9:18/mi

28:52

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

9:11/mi

57:23

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

10:05/mi

1:28:42

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

9:56/mi

1:59:31

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

10:58/mi

2:06:52

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

10:38/mi

2:32:45

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

10:48/mi

3:06:18

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

10:51/mi

3:40:00

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

10:52/mi

4:13:44

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

10:24/mi

4:27:55

↑ 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

2:06:529:42 /mi⚡ faster

2nd Half

2:21:0310:46 /mi+11.2%

Positive split — 11.2% slower in the second half

AI Race Performance Report

Jess'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	28:52	9:18	3.11 mi	28:52	9:18	-
10K	57:23	9:15	3.10 mi	28:31	9:11	-0:07
15K	1:28:42	9:31	3.11 mi	31:19	10:05	+0:54
20K	1:59:31	9:38	3.11 mi	30:49	9:56	-0:09
Half(13.10 mi)	2:06:52	9:42	0.67 mi	7:21	10:58	+1:02
25K	2:32:45	9:50	2.43 mi	25:53	10:38	-0:20
30K	3:06:18	10:00	3.11 mi	33:33	10:48	+0:10
35K	3:40:00	10:07	3.11 mi	33:42	10:51	+0:03
40K	4:13:44	10:13	3.10 mi	33:44	10:52	+0:01
Finish(26.22 mi)	4:27:55	10:14	1.37 mi	14:11	10:24	-0:28

Trend:

Faster pace

Steady pace

Slower pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:11 /mi

Average Pace

10:14 /mi

Slowest Pace

10:58 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:59:31

45% of race

Time at Steady Pace

1:13:37

27% of race

Time at Slower Pace

1:14:47

28% of race

Average Pace: 10:13 /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	Females	F18-39	Seg. Overall	Seg. Females	Seg. F18-39
5K	3.11 mi	30919	9197	9197	33521	10310	10310
10K	3.10 mi	29093+1826	8505+692	8505+692	27188	7788	7788
15K	3.11 mi	30878-1785	9176-671	9176-671	33521	10310	10310
20K	3.11 mi	31273-395	9378-202	9378-202	32794	10202	10202
Half(13.10 mi)	0.67 mi	31672-399	9567-189	9567-189	38702	13340	13340
25K	2.43 mi	32031-359	9857-290	9857-290	34304	11366	11366
30K	3.11 mi	31614+417	9829+28	9829+28	31306	10397	10397
35K	3.11 mi	30497+1117	9609+220	9609+220	27338	9238	9238
40K	3.10 mi	29835+662	9530+79	9530+79	26935	9594	9594
Finish(26.22 mi)	1.37 mi	29593+242	9504+26	9504+26	26418	9339	9339

9339

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