Rebecca Bossom

Bib: 14174 F GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Top 45%

Gender (Female)

#0 / 26115

Top 33%

Division (F18-39)

#0 / 14744

Top 34%

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

8:40/mi

26:55

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:51/mi

54:22

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

9:29/mi

1:23:47

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

9:27/mi

1:53:06

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

9:46/mi

1:59:39

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

10:04/mi

2:24:10

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

10:22/mi

2:56:21

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

10:58/mi

3:30:24

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

11:23/mi

4:05:44

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

11:09/mi

4:20:56

↑ 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

1:59:399:09 /mi⚡ faster

2nd Half

2:21:1710:47 /mi+18.1%

Positive split — 18.1% slower in the second half

AI Race Performance Report

Rebecca'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	26:55	8:40	3.11 mi	26:55	8:40	-
10K	54:22	8:45	3.10 mi	27:27	8:51	+0:11
15K	1:23:47	9:00	3.11 mi	29:25	9:29	+0:38
20K	1:53:06	9:07	3.11 mi	29:19	9:27	-0:02
Half(13.10 mi)	1:59:39	9:09	0.67 mi	6:33	9:46	+0:19
25K	2:24:10	9:17	2.43 mi	24:31	10:04	+0:18
30K	2:56:21	9:28	3.11 mi	32:11	10:22	+0:18
35K	3:30:24	9:41	3.11 mi	34:03	10:58	+0:36
40K	4:05:44	9:54	3.10 mi	35:20	11:23	+0:25
Finish(26.22 mi)	4:20:56	9:58	1.37 mi	15:12	11:09	-0:14

Trend:

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Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:40 /mi

Average Pace

9:58 /mi

Slowest Pace

11:23 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:53:06

43% of race

Time at Steady Pace

1:03:15

24% of race

Time at Slower Pace

1:24:35

32% of race

Average Pace: 9:57 /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	21962	5882	5882	27484	7841	7841
10K	3.10 mi	22106-144	5930-48	5930-48	22356	6054	6054
15K	3.11 mi	23749-1643	6492-562	6492-562	27484	7841	7841
20K	3.11 mi	25096-1347	6977-485	6977-485	28570	8326	8326
Half(13.10 mi)	0.67 mi	25318-222	7078-101	7078-101	28543	8453	8453
25K	2.43 mi	26384-1066	7507-429	7507-429	29861	9275	9275
30K	3.11 mi	26622-238	7738-231	7738-231	28100	8876	8876
35K	3.11 mi	26610+12	7985-247	7985-247	28106	9587	9587
40K	3.10 mi	26988-378	8375-390	8375-390	30729	11316	11316
Finish(26.22 mi)	1.37 mi	27198-210	8535-160	8535-160	32873	12331	12331

12331

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