Rebecca Smith

Bib: 34018 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

10:51/mi

33:41

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

11:16/mi

1:08:41

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

11:05/mi

1:43:06

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

10:59/mi

2:17:12

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

11:38/mi

2:25:00

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

11:34/mi

2:53:09

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

12:20/mi

3:31:25

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

12:28/mi

4:10:06

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

12:57/mi

4:50:17

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

13:28/mi

5:08:38

↑ 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

2:25:0011:05 /mi⚡ faster

2nd Half

2:43:3812:29 /mi+12.9%

Positive split — 12.9% slower in the second half

AI Race Performance Report

Rebecca's race, broken down like a coach

The full Race Story, performance analysis, segment & passing breakdowns, and where the race turned. Free to unlock — for anyone.

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	33:41	10:51	3.11 mi	33:41	10:51	-
10K	1:08:41	11:04	3.10 mi	35:00	11:16	+0:25
15K	1:43:06	11:04	3.11 mi	34:25	11:05	-0:11
20K	2:17:12	11:03	3.11 mi	34:06	10:59	-0:06
Half(13.10 mi)	2:25:00	11:05	0.67 mi	7:48	11:38	+0:39
25K	2:53:09	11:09	2.43 mi	28:09	11:34	-0:04
30K	3:31:25	11:21	3.11 mi	38:16	12:20	+0:46
35K	4:10:06	11:30	3.11 mi	38:41	12:28	+0:08
40K	4:50:17	11:41	3.10 mi	40:11	12:57	+0:29
Finish(26.22 mi)	5:08:38	11:47	1.37 mi	18:21	13:28	+0:31

Trend:

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Checkpoints & Pacing

Pace Line

Fastest Pace

10:51 /mi

Average Pace

11:47 /mi

Slowest Pace

13:28 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:42:12

33% of race

Time at Steady Pace

1:10:57

23% of race

Time at Slower Pace

2:15:29

44% of race

Average Pace: 11:46 /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	46979	17408	17408	42267	14770	14770
10K	3.10 mi	47247-268	17571-163	17571-163	47587	17777	17777
15K	3.11 mi	45355+1892	16462+1109	16462+1109	42267	14770	14770
20K	3.11 mi	44241+1114	15891+571	15891+571	41598	14702	14702
Half(13.10 mi)	0.67 mi	44142+99	15869+22	15869+22	43547	16046	16046
25K	2.43 mi	43249+893	15466+403	15466+403	40623	14608	14608
30K	3.11 mi	42706+543	15350+116	15350+116	40792	15188	15188
35K	3.11 mi	41861+845	15119+231	15119+231	37623	14157	14157
40K	3.10 mi	41972-111	15341-222	15341-222	41970	16651	16651
Finish(26.22 mi)	1.37 mi	42319-347	15585-244	15585-244	48837	20129	20129

20129

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