Rhian Williams

Bib: 20238 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

11:07/mi

34:30

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

11:18/mi

1:09:36

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

12:32/mi

1:48:32

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

12:06/mi

2:26:05

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

13:07/mi

2:34:53

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

15:44/mi

3:13:11

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

14:06/mi

3:56:59

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

14:06/mi

4:40:46

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

13:01/mi

5:21:11

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

12:59/mi

5:38:53

↑ 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

2:34:5311:50 /mi⚡ faster

2nd Half

3:04:0014:02 /mi+18.8%

Positive split — 18.8% slower in the second half

AI Race Performance Report

Rhian'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	34:30	11:07	3.11 mi	34:30	11:07	-
10K	1:09:36	11:13	3.10 mi	35:06	11:18	+0:11
15K	1:48:32	11:39	3.11 mi	38:56	12:32	+1:14
20K	2:26:05	11:46	3.11 mi	37:33	12:06	-0:26
Half(13.10 mi)	2:34:53	11:50	0.67 mi	8:48	13:07	+1:01
25K	3:13:11	12:27	2.43 mi	38:18	15:44	+2:37
30K	3:56:59	12:43	3.11 mi	43:48	14:06	-1:38
35K	4:40:46	12:55	3.11 mi	43:47	14:06	0:00
40K	5:21:11	12:56	3.10 mi	40:25	13:01	-1:05
Finish(26.22 mi)	5:38:53	12:57	1.37 mi	17:42	12:59	-0:02

Trend:

Faster pace

Steady pace

Slower pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

11:07 /mi

Average Pace

12:56 /mi

Slowest Pace

15:44 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:47:09

32% of race

Time at Steady Pace

1:45:51

31% of race

Time at Slower Pace

2:05:53

37% of race

Average Pace: 12:55 /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	49216	18778	18778	50958	20016	20016
10K	3.10 mi	48385+831	18275+503	18275+503	47814	17919	17919
15K	3.11 mi	49490-1105	18972-697	18972-697	50958	20016	20016
20K	3.11 mi	49058+432	18800+172	18800+172	48203	18511	18511
Half(13.10 mi)	0.67 mi	49147-89	18869-69	18869-69	50763	20349	20349
25K	2.43 mi	50838-1691	20020-1151	20020-1151	55494	23284	23284
30K	3.11 mi	50632+206	19969+51	19969+51	49462	19879	19879
35K	3.11 mi	50091+541	19785+184	19785+184	46579	18768	18768
40K	3.10 mi	49326+765	19427+358	19427+358	42454	16904	16904
Finish(26.22 mi)	1.37 mi	49173+153	19373+54	19373+54	46358	18841	18841

18841

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