Amber Williamson

Bib: 27987 F GB

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 59786

Gender (Female)

#0 / 26115

Masters (Masters Women)

#0 / 11371

Division (F45-49)

#0 / 2995

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

10:34/mi

32:47

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

10:49/mi

1:06:21

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

12:39/mi

1:45:36

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

11:03/mi

2:19:54

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

11:50/mi

2:27:50

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

12:32/mi

2:58:21

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

13:43/mi

3:40:57

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

15:15/mi

4:28:17

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

13:42/mi

5:10:50

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

12:17/mi

5:27:34

↑ 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

2:27:5011:18 /mi⚡ faster

2nd Half

2:59:4413:42 /mi+21.6%

Positive split — 21.6% slower in the second half

AI Race Performance Report

Amber'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	32:47	10:34	3.11 mi	32:47	10:34	-
10K	1:06:21	10:41	3.10 mi	33:34	10:49	+0:15
15K	1:45:36	11:20	3.11 mi	39:15	12:39	+1:50
20K	2:19:54	11:16	3.11 mi	34:18	11:03	-1:36
Half(13.10 mi)	2:27:50	11:18	0.67 mi	7:56	11:50	+0:47
25K	2:58:21	11:29	2.43 mi	30:31	12:32	+0:42
30K	3:40:57	11:52	3.11 mi	42:36	13:43	+1:11
35K	4:28:17	12:21	3.11 mi	47:20	15:15	+1:32
40K	5:10:50	12:31	3.10 mi	42:33	13:42	-1:33
Finish(26.22 mi)	5:27:34	12:31	1.37 mi	16:44	12:17	-1:25

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

10:34 /mi

Average Pace

12:30 /mi

Slowest Pace

15:15 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:40:39

31% of race

Time at Steady Pace

1:34:26

29% of race

Time at Slower Pace

2:12:29

40% of race

Average Pace: 12:30 /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	F45-49	Seg. Overall	Seg. Females	Seg. F45-49
5K	3.11 mi	44337	15846	15846	51363	20290	20290
10K	3.10 mi	44049+288	15678+168	15678+168	44071	15723	15723
15K	3.11 mi	47398-3349	17687-2009	17687-2009	51363	20290	20290
20K	3.11 mi	45857+1541	16845+842	16845+842	42068	14950	14950
Half(13.10 mi)	0.67 mi	45765+92	16822+23	16822+23	44847	16816	16816
25K	2.43 mi	45698+67	16901-79	16901-79	45493	17305	17305
30K	3.11 mi	46185-487	17330-429	17330-429	47833	18978	18978
35K	3.11 mi	47121-936	18006-676	18006-676	51434	21384	21384
40K	3.10 mi	47036+85	18086-80	18086-80	46508	18950	18950
Finish(26.22 mi)	1.37 mi	46762+274	17981+105	17981+105	41798	16497	16497

16497

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