Clare Bostock

Bib: 59254 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 (F50-54)

#0 / 2342

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

9:20/mi

28:59

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

9:50/mi

59:29

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

10:17/mi

1:31:24

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

10:24/mi

2:03:41

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

10:49/mi

2:10:56

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

12:10/mi

2:40:33

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

12:48/mi

3:20:17

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

14:06/mi

4:04:04

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

12:30/mi

4:42:53

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

12:39/mi

5:00:07

↑ 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

2:10:5610:00 /mi⚡ faster

2nd Half

2:49:1112:54 /mi+29.2%

Positive split — 29.2% slower in the second half

AI Race Performance Report

Clare'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	28:59	9:20	3.11 mi	28:59	9:20	-
10K	59:29	9:35	3.10 mi	30:30	9:50	+0:30
15K	1:31:24	9:49	3.11 mi	31:55	10:17	+0:27
20K	2:03:41	9:58	3.11 mi	32:17	10:24	+0:07
Half(13.10 mi)	2:10:56	10:00	0.67 mi	7:15	10:49	+0:25
25K	2:40:33	10:21	2.43 mi	29:37	12:10	+1:21
30K	3:20:17	10:45	3.11 mi	39:44	12:48	+0:38
35K	4:04:04	11:14	3.11 mi	43:47	14:06	+1:18
40K	4:42:53	11:23	3.10 mi	38:49	12:30	-1:36
Finish(26.22 mi)	5:00:07	11:28	1.37 mi	17:14	12:39	+0:09

Trend:

Faster pace

Steady pace

Slower pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:20 /mi

Average Pace

11:27 /mi

Slowest Pace

14:06 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:10:56

44% of race

Time at Steady Pace

2:05:24

42% of race

Time at Slower Pace

43:47

15% of race

Average Pace: 11:27 /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	F50-54	Seg. Overall	Seg. Females	Seg. F50-54
5K	3.11 mi	31381	9377	9377	35258	11137	11137
10K	3.10 mi	33112-1731	10091-714	10091-714	34681	10823	10823
15K	3.11 mi	33834-722	10414-323	10414-323	35258	11137	11137
20K	3.11 mi	34569-735	10841-427	10841-427	36967	12252	12252
Half(13.10 mi)	0.67 mi	34673-104	10905-64	10905-64	37441	12660	12660
25K	2.43 mi	36672-1999	12025-1120	12025-1120	43753	16319	16319
30K	3.11 mi	38156-1484	12938-913	12938-913	43342	16503	16503
35K	3.11 mi	39837-1681	14041-1103	14041-1103	46562	18755	18755
40K	3.10 mi	39801+36	14210-169	14210-169	38975	15250	15250
Finish(26.22 mi)	1.37 mi	40151-350	14430-220	14430-220	44268	17737	17737

17737

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