Isobel Filer

Bib: 13021 F GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Top 21%

Gender (Female)

#0 / 26115

Top 12%

Division (F18-39)

#0 / 14744

Top 13%

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

8:37/mi

26:45

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:33/mi

53:18

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

8:43/mi

1:20:22

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

8:18/mi

1:46:09

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

8:18/mi

1:51:43

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

8:15/mi

2:11:48

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

8:26/mi

2:37:58

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

8:16/mi

3:03:38

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

8:02/mi

3:28:33

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

7:41/mi

3:39:01

↑ 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

1:51:438:32 /mi+4.0%

2nd Half

1:47:188:11 /mi✓ faster

Negative split — 4.0% faster in the second half

AI Race Performance Report

Isobel'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	26:45	8:37	3.11 mi	26:45	8:37	-
10K	53:18	8:35	3.10 mi	26:33	8:33	-0:04
15K	1:20:22	8:38	3.11 mi	27:04	8:43	+0:10
20K	1:46:09	8:33	3.11 mi	25:47	8:18	-0:25
Half(13.10 mi)	1:51:43	8:32	0.67 mi	5:34	8:18	0:00
25K	2:11:48	8:30	2.43 mi	20:05	8:15	-0:03
30K	2:37:58	8:29	3.11 mi	26:10	8:26	+0:11
35K	3:03:38	8:27	3.11 mi	25:40	8:16	-0:10
40K	3:28:33	8:24	3.10 mi	24:55	8:02	-0:14
Finish(26.22 mi)	3:39:01	8:22	1.37 mi	10:28	7:41	-0:21

Trend:

Faster pace

Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

7:41 /mi

Average Pace

8:22 /mi

Slowest Pace

8:43 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:18:39

63% of race

Time at Steady Pace

1:20:22

37% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:21 /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	21216	5603	5603	18219	4588	4588
10K	3.10 mi	19912+1304	5165+438	5165+438	18866	4844	4844
15K	3.11 mi	19204+708	4936+229	4936+229	18219	4588	4588
20K	3.11 mi	18254+950	4633+303	4633+303	16001	3884	3884
Half(13.10 mi)	0.67 mi	17998+256	4544+89	4544+89	13799	3199	3199
25K	2.43 mi	17178+820	4307+237	4307+237	13642	3198	3198
30K	3.11 mi	16086+1092	4015+292	4015+292	12541	2966	2966
35K	3.11 mi	14629+1457	3648+367	3648+367	9312	2085	2085
40K	3.10 mi	13098+1531	3256+392	3256+392	7137	1551	1551
Finish(26.22 mi)	1.37 mi	12496+602	3082+174	3082+174	5731	1147	1147

1147

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