Laura Mason

Bib: 20373 F GB

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 59786

Gender (Female)

#0 / 26115

Top 48%

Masters (Masters Women)

#0 / 11371

Top 46%

Division (F45-49)

#0 / 2995

Top 50%

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

10:59/mi

34:06

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

11:20/mi

1:09:18

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

10:59/mi

1:43:25

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

10:45/mi

2:16:46

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

10:55/mi

2:24:05

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

10:48/mi

2:50:21

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

10:54/mi

3:24:12

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

11:04/mi

3:58:34

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

10:53/mi

4:32:22

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

10:55/mi

4:47:15

↑ 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

2:24:0511:00 /mi⚖️ balanced

2nd Half

2:23:1010:55 /mi⚖️ balanced

Even split — consistent pacing between halves

AI Race Performance Report

Laura'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	34:06	10:59	3.11 mi	34:06	10:59	-
10K	1:09:18	11:10	3.10 mi	35:12	11:20	+0:21
15K	1:43:25	11:06	3.11 mi	34:07	10:59	-0:21
20K	2:16:46	11:01	3.11 mi	33:21	10:45	-0:14
Half(13.10 mi)	2:24:05	11:00	0.67 mi	7:19	10:55	+0:10
25K	2:50:21	10:58	2.43 mi	26:16	10:48	-0:07
30K	3:24:12	10:58	3.11 mi	33:51	10:54	+0:06
35K	3:58:34	10:59	3.11 mi	34:22	11:04	+0:10
40K	4:32:22	10:58	3.10 mi	33:48	10:53	-0:11
Finish(26.22 mi)	4:47:15	10:58	1.37 mi	14:53	10:55	+0:02

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

10:45 /mi

Average Pace

10:58 /mi

Slowest Pace

11:20 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

4:12:03

88% of race

Time at Steady Pace

35:12

12% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:57 /mi

Loading chart...

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	48181	18164	18164	41492	14344	14344
10K	3.10 mi	48043+138	18045+119	18045+119	48025	18053	18053
15K	3.11 mi	45590+2453	16611+1434	16611+1434	41492	14344	14344
20K	3.11 mi	43930+1660	15713+898	15713+898	39743	13673	13673
Half(13.10 mi)	0.67 mi	43582+348	15536+177	15536+177	38306	13143	13143
25K	2.43 mi	41876+1706	14702+834	14702+834	35480	11955	11955
30K	3.11 mi	39840+2036	13823+879	13823+879	32004	10724	10724
35K	3.11 mi	37961+1879	13062+761	13062+761	28806	9903	9903
40K	3.10 mi	36404+1557	12499+563	12499+563	27091	9668	9668
Finish(26.22 mi)	1.37 mi	36092+312	12418+81	12418+81	30845	11394	11394

11394

Passing Analysis

No position changes recorded for this athlete.

All Results

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Public Race Data

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Race managed by

London Marathon Events

Race timed by

Mika Timing