Siobhan Simmons

Bib: 38791 F GB

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 59786

Top 12%

Gender (Female)

#0 / 26115

Top 5%

Masters (Masters Women)

#0 / 11371

Top 3%

Division (F40-44)

#0 / 3355

Top 5%

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

7:30/mi

23:17

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

7:39/mi

47:00

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

7:44/mi

1:11:01

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

7:28/mi

1:34:11

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

7:38/mi

1:39:18

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

7:32/mi

1:57:38

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

7:41/mi

2:21:29

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

7:44/mi

2:45:28

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

8:00/mi

3:10:19

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

7:58/mi

3:21:10

↑ 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

1:39:187:35 /mi⚡ faster

2nd Half

1:41:527:46 /mi+2.6%

Positive split — 2.6% 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	23:17	7:30	3.11 mi	23:17	7:30	-
10K	47:00	7:34	3.10 mi	23:43	7:39	+0:09
15K	1:11:01	7:38	3.11 mi	24:01	7:44	+0:05
20K	1:34:11	7:35	3.11 mi	23:10	7:28	-0:16
Half(13.10 mi)	1:39:18	7:35	0.67 mi	5:07	7:38	+0:10
25K	1:57:38	7:35	2.43 mi	18:20	7:32	-0:06
30K	2:21:29	7:36	3.11 mi	23:51	7:41	+0:09
35K	2:45:28	7:37	3.11 mi	23:59	7:44	+0:03
40K	3:10:19	7:40	3.10 mi	24:51	8:00	+0:16
Finish(26.22 mi)	3:21:10	7:41	1.37 mi	10:51	7:58	-0:02

Trend:

Faster pace

Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

7:28 /mi

Average Pace

7:41 /mi

Slowest Pace

8:00 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:45:28

82% of race

Time at Steady Pace

35:42

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:40 /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	8994	1590	1590	8850	1535	1535
10K	3.10 mi	9157-163	1651-61	1651-61	9401	1704	1704
15K	3.11 mi	8982+175	1587+64	1587+64	8850	1535	1535
20K	3.11 mi	8708+274	1501+86	1501+86	8099	1324	1324
Half(13.10 mi)	0.67 mi	8668+40	1486+15	1486+15	7894	1265	1265
25K	2.43 mi	8425+243	1423+63	1423+63	7606	1230	1230
30K	3.11 mi	8073+352	1339+84	1339+84	7041	1144	1144
35K	3.11 mi	7610+463	1260+79	1260+79	6079	1021	1021
40K	3.10 mi	7348+262	1256+4	1256+4	7005	1503	1503
Finish(26.22 mi)	1.37 mi	7305+43	1271-15	1271-15	7311	1686	1686

1686

Passing Analysis

No position changes recorded for this athlete.

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Public Race Data

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Race managed by

London Marathon Events

Race timed by

Mika Timing