Isabel Walker

Bib: 31220 F GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Gender (Female)

#0 / 26115

Division (F18-39)

#0 / 14744

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

13:51/mi

43:01

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

13:35/mi

1:25:12

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

14:27/mi

2:10:05

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

13:25/mi

2:51:46

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

14:32/mi

3:01:31

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

14:22/mi

3:36:30

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

14:56/mi

4:22:52

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

16:37/mi

5:14:28

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

14:56/mi

6:00:49

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

14:01/mi

6:19:56

↑ 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

3:01:3113:52 /mi⚡ faster

2nd Half

3:18:2515:08 /mi+9.3%

Positive split — 9.3% slower in the second half

AI Race Performance Report

Isabel'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	43:01	13:51	3.11 mi	43:01	13:51	-
10K	1:25:12	13:43	3.10 mi	42:11	13:35	-0:16
15K	2:10:05	13:58	3.11 mi	44:53	14:27	+0:52
20K	2:51:46	13:50	3.11 mi	41:41	13:25	-1:02
Half(13.10 mi)	3:01:31	13:52	0.67 mi	9:45	14:32	+1:07
25K	3:36:30	13:57	2.43 mi	34:59	14:22	-0:10
30K	4:22:52	14:07	3.11 mi	46:22	14:56	+0:34
35K	5:14:28	14:28	3.11 mi	51:36	16:37	+1:41
40K	6:00:49	14:32	3.10 mi	46:21	14:56	-1:41
Finish(26.22 mi)	6:19:56	14:31	1.37 mi	19:07	14:01	-0:55

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

13:25 /mi

Average Pace

14:30 /mi

Slowest Pace

16:37 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:06:53

33% of race

Time at Steady Pace

1:48:44

29% of race

Time at Slower Pace

2:24:19

38% of race

Average Pace: 14:29 /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	58417	25085	25085	56641	23841	23841
10K	3.10 mi	57669+748	24529+556	24529+556	56640	23817	23817
15K	3.11 mi	57382+287	24329+200	24329+200	56641	23841	23841
20K	3.11 mi	56549+833	23762+567	23762+567	53193	21706	21706
Half(13.10 mi)	0.67 mi	56482+67	23723+39	23723+39	54995	23036	23036
25K	2.43 mi	55901+581	23338+385	23338+385	52270	21315	21315
30K	3.11 mi	55430+471	23052+286	23052+286	52442	21617	21617
35K	3.11 mi	55553-123	23189-137	23189-137	55411	23593	23593
40K	3.10 mi	55283+270	23066+123	23066+123	52300	21975	21975
Finish(26.22 mi)	1.37 mi	55142+141	22989+77	22989+77	51314	21469	21469

21469

Passing Analysis

No position changes recorded for this athlete.

All Results

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Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

London Marathon Events

Race timed by

Mika Timing