Rebecca Marrows

Bib: 12125 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 (F40-44)

#0 / 3355

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

10:45/mi

33:21

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

10:38/mi

1:06:21

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

11:17/mi

1:41:23

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

12:35/mi

2:20:26

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

12:29/mi

2:28:48

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

13:47/mi

3:02:21

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

13:43/mi

3:44:55

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

14:59/mi

4:31:27

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

14:52/mi

5:17:36

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

13:56/mi

5:36:35

↑ 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

2:28:4811:22 /mi⚡ faster

2nd Half

3:07:4714:19 /mi+26.2%

Positive split — 26.2% 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	33:21	10:45	3.11 mi	33:21	10:45	-
10K	1:06:21	10:41	3.10 mi	33:00	10:38	-0:07
15K	1:41:23	10:53	3.11 mi	35:02	11:17	+0:39
20K	2:20:26	11:19	3.11 mi	39:03	12:35	+1:18
Half(13.10 mi)	2:28:48	11:22	0.67 mi	8:22	12:29	-0:06
25K	3:02:21	11:45	2.43 mi	33:33	13:47	+1:18
30K	3:44:55	12:04	3.11 mi	42:34	13:43	-0:04
35K	4:31:27	12:29	3.11 mi	46:32	14:59	+1:16
40K	5:17:36	12:47	3.10 mi	46:09	14:52	-0:07
Finish(26.22 mi)	5:36:35	12:51	1.37 mi	18:59	13:56	-0:56

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

10:38 /mi

Average Pace

12:51 /mi

Slowest Pace

14:59 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:28:48

44% of race

Time at Steady Pace

1:35:06

28% of race

Time at Slower Pace

1:32:41

28% of race

Average Pace: 12:50 /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	46066	16853	16853	43785	15619	15619
10K	3.10 mi	44051+2015	15680+1173	15680+1173	42374	14742	14742
15K	3.11 mi	43866+185	15586+94	15586+94	43785	15619	15619
20K	3.11 mi	46148-2282	17031-1445	17031-1445	50279	19794	19794
Half(13.10 mi)	0.67 mi	46299-151	17151-120	17151-120	48046	18692	18692
25K	2.43 mi	47322-1023	17857-706	17857-706	50434	20212	20212
30K	3.11 mi	47378-56	18011-154	18011-154	47785	18950	18950
35K	3.11 mi	47923-545	18483-472	18483-472	50501	20870	20870
40K	3.10 mi	48576-653	18982-499	18982-499	52050	21842	21842
Finish(26.22 mi)	1.37 mi	48729-153	19106-124	19106-124	50930	21246	21246

21246

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