Gemma Lace-Perrin

Bib: 76857 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 (F40-44)

#0 / 3355

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

12:45/mi

39:34

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

14:42/mi

1:25:14

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

14:14/mi

2:09:27

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

13:52/mi

2:52:30

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

13:48/mi

3:01:45

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

14:00/mi

3:35:50

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

14:21/mi

4:20:25

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

14:47/mi

5:06:19

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

14:18/mi

5:50:44

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

14:05/mi

6:09:56

↑ 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

3:01:4513:53 /mi⚡ faster

2nd Half

3:08:1114:21 /mi+3.5%

Positive split — 3.5% slower in the second half

AI Race Performance Report

Gemma'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	39:34	12:45	3.11 mi	39:34	12:45	-
10K	1:25:14	13:44	3.10 mi	45:40	14:42	+1:57
15K	2:09:27	13:54	3.11 mi	44:13	14:14	-0:28
20K	2:52:30	13:53	3.11 mi	43:03	13:52	-0:22
Half(13.10 mi)	3:01:45	13:53	0.67 mi	9:15	13:48	-0:04
25K	3:35:50	13:54	2.43 mi	34:05	14:00	+0:12
30K	4:20:25	13:59	3.11 mi	44:35	14:21	+0:21
35K	5:06:19	14:06	3.11 mi	45:54	14:47	+0:26
40K	5:50:44	14:07	3.10 mi	44:25	14:18	-0:29
Finish(26.22 mi)	6:09:56	14:08	1.37 mi	19:12	14:05	-0:13

Trend:

Faster pace

Steady pace

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More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

12:45 /mi

Average Pace

14:07 /mi

Slowest Pace

14:47 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:05:57

34% of race

Time at Steady Pace

4:03:59

66% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 14:07 /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	F40-44	Seg. Overall	Seg. Females	Seg. F40-44
5K	3.11 mi	56505	23670	23670	56217	23553	23553
10K	3.10 mi	57678-1173	24537-867	24537-867	58260	24984	24984
15K	3.11 mi	57268+410	24237+300	24237+300	56217	23553	23553
20K	3.11 mi	56661+607	23843+394	23843+394	54406	22474	22474
Half(13.10 mi)	0.67 mi	56515+146	23746+97	23746+97	52985	21756	21756
25K	2.43 mi	55787+728	23256+490	23256+490	51197	20668	20668
30K	3.11 mi	55086+701	22826+430	22826+430	50461	20463	20463
35K	3.11 mi	54511+575	22534+292	22534+292	49694	20465	20465
40K	3.10 mi	54135+376	22356+178	22356+178	49683	20589	20589
Finish(26.22 mi)	1.37 mi	54059+76	22326+30	22326+30	51568	21601	21601

21601

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