Rebecca Walls

Bib: 33724 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

10:30/mi

32:37

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

11:21/mi

1:07:52

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

12:18/mi

1:46:04

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

12:27/mi

2:24:42

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

13:03/mi

2:33:27

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

13:18/mi

3:05:50

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

14:30/mi

3:50:50

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

15:00/mi

4:37:25

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

13:28/mi

5:19:13

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

13:51/mi

5:38:06

↑ 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

2:33:2711:43 /mi⚡ faster

2nd Half

3:04:3914:05 /mi+20.3%

Positive split — 20.3% slower in the second half

AI Race Performance Report

Rebecca'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	32:37	10:30	3.11 mi	32:37	10:30	-
10K	1:07:52	10:56	3.10 mi	35:15	11:21	+0:51
15K	1:46:04	11:23	3.11 mi	38:12	12:18	+0:57
20K	2:24:42	11:39	3.11 mi	38:38	12:27	+0:09
Half(13.10 mi)	2:33:27	11:43	0.67 mi	8:45	13:03	+0:36
25K	3:05:50	11:58	2.43 mi	32:23	13:18	+0:15
30K	3:50:50	12:23	3.11 mi	45:00	14:30	+1:12
35K	4:37:25	12:46	3.11 mi	46:35	15:00	+0:30
40K	5:19:13	12:51	3.10 mi	41:48	13:28	-1:32
Finish(26.22 mi)	5:38:06	12:55	1.37 mi	18:53	13:51	+0:23

Trend:

Faster pace

Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

10:30 /mi

Average Pace

12:54 /mi

Slowest Pace

15:00 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:24:42

43% of race

Time at Steady Pace

1:41:49

30% of race

Time at Slower Pace

1:31:35

27% of race

Average Pace: 12:54 /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	43832	15549	15549	49931	19349	19349
10K	3.10 mi	46191-2359	16928-1379	16928-1379	48157	18140	18140
15K	3.11 mi	47761-1570	17910-982	17910-982	49931	19349	19349
20K	3.11 mi	48432-671	18400-490	18400-490	49728	19430	19430
Half(13.10 mi)	0.67 mi	48531-99	18472-72	18472-72	50485	20171	20171
25K	2.43 mi	48549-18	18576-104	18576-104	48760	19208	19208
30K	3.11 mi	49003-454	18976-400	18976-400	50949	20727	20727
35K	3.11 mi	49334-331	19327-351	19327-351	50563	20907	20907
40K	3.10 mi	48910+424	19183+144	19183+144	45118	18249	18249
Finish(26.22 mi)	1.37 mi	49040-130	19297-114	19297-114	50635	21103	21103

21103

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