Siobhan Brown

Bib: 63417 F GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Gender (Female)

#0 / 26115

Division (F18-39)

#0 / 14744

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

10:56/mi

33:56

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

11:09/mi

1:08:32

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

11:19/mi

1:43:41

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

11:05/mi

2:18:05

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

11:27/mi

2:25:46

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

12:22/mi

2:55:51

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

12:31/mi

3:34:42

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

13:00/mi

4:15:04

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

12:53/mi

4:55:04

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

11:46/mi

5:11:06

↑ 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

2:25:4611:08 /mi⚡ faster

2nd Half

2:45:2012:37 /mi+13.4%

Positive split — 13.4% slower in the second half

AI Race Performance Report

Siobhan'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	33:56	10:56	3.11 mi	33:56	10:56	-
10K	1:08:32	11:02	3.10 mi	34:36	11:09	+0:13
15K	1:43:41	11:08	3.11 mi	35:09	11:19	+0:10
20K	2:18:05	11:07	3.11 mi	34:24	11:05	-0:14
Half(13.10 mi)	2:25:46	11:08	0.67 mi	7:41	11:27	+0:22
25K	2:55:51	11:20	2.43 mi	30:05	12:22	+0:55
30K	3:34:42	11:32	3.11 mi	38:51	12:31	+0:09
35K	4:15:04	11:44	3.11 mi	40:22	13:00	+0:29
40K	4:55:04	11:53	3.10 mi	40:00	12:53	-0:07
Finish(26.22 mi)	5:11:06	11:53	1.37 mi	16:02	11:46	-1:07

Trend:

Faster pace

Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

10:56 /mi

Average Pace

11:52 /mi

Slowest Pace

13:00 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:41:48

52% of race

Time at Steady Pace

1:48:56

35% of race

Time at Slower Pace

40:22

13% of race

Average Pace: 11:52 /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	F18-39	Seg. Overall	Seg. Females	Seg. F18-39
5K	3.11 mi	47688	17866	17866	44056	15770	15770
10K	3.10 mi	47055+633	17459+407	17459+407	46586	17183	17183
15K	3.11 mi	45836+1219	16744+715	16744+715	44056	15770	15770
20K	3.11 mi	44786+1050	16185+559	16185+559	42293	15074	15074
Half(13.10 mi)	0.67 mi	44611+175	16119+66	16119+66	42408	15409	15409
25K	2.43 mi	44558+53	16226-107	16226-107	44650	16826	16826
30K	3.11 mi	43991+567	16054+172	16054+172	41856	15713	15713
35K	3.11 mi	43477+514	15985+69	15985+69	40787	15758	15758
40K	3.10 mi	43257+220	16033-48	16033-48	41592	16468	16468
Finish(26.22 mi)	1.37 mi	42945+312	15909+124	15909+124	37935	14688	14688

14688

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