Emma Williamson

Bib: 34816 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

11:47/mi

36:36

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

11:51/mi

1:13:24

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

12:51/mi

1:53:19

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

12:32/mi

2:32:15

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

13:10/mi

2:41:05

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

13:58/mi

3:15:04

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

13:07/mi

3:55:48

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

13:38/mi

4:38:08

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

13:23/mi

5:19:40

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

12:55/mi

5:37:16

↑ 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

2:41:0512:18 /mi⚡ faster

2nd Half

2:56:1113:26 /mi+9.4%

Positive split — 9.4% slower in the second half

AI Race Performance Report

Emma'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	36:36	11:47	3.11 mi	36:36	11:47	-
10K	1:13:24	11:49	3.10 mi	36:48	11:51	+0:04
15K	1:53:19	12:10	3.11 mi	39:55	12:51	+1:00
20K	2:32:15	12:16	3.11 mi	38:56	12:32	-0:19
Half(13.10 mi)	2:41:05	12:18	0.67 mi	8:50	13:10	+0:38
25K	3:15:04	12:34	2.43 mi	33:59	13:58	+0:48
30K	3:55:48	12:39	3.11 mi	40:44	13:07	-0:51
35K	4:38:08	12:48	3.11 mi	42:20	13:38	+0:31
40K	5:19:40	12:52	3.10 mi	41:32	13:23	-0:15
Finish(26.22 mi)	5:37:16	12:53	1.37 mi	17:36	12:55	-0:28

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

11:47 /mi

Average Pace

12:52 /mi

Slowest Pace

13:58 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:49:51

50% of race

Time at Steady Pace

2:13:26

40% of race

Time at Slower Pace

33:59

10% of race

Average Pace: 12:52 /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	53149	21303	21303	52195	20843	20843
10K	3.10 mi	52056+1093	20623+680	20623+680	51159	20072	20072
15K	3.11 mi	52160-104	20730-107	20730-107	52195	20843	20843
20K	3.11 mi	51575+585	20417+313	20417+313	50131	19692	19692
Half(13.10 mi)	0.67 mi	51519+56	20389+28	20389+28	50929	20444	20444
25K	2.43 mi	51402+117	20387+2	20387+2	51055	20577	20577
30K	3.11 mi	50311+1091	19767+620	19767+620	45008	17398	17398
35K	3.11 mi	49512+799	19448+319	19448+319	44221	17541	17541
40K	3.10 mi	49003+509	19231+217	19231+217	44657	18020	18020
Finish(26.22 mi)	1.37 mi	48862+141	19180+51	19180+51	45935	18613	18613

18613

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