Rosie Byrne

Bib: 22516 F GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Top 27%

Gender (Female)

#0 / 26115

Top 17%

Division (F18-39)

#0 / 14744

Top 18%

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

8:29/mi

26:21

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:46/mi

53:35

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

8:53/mi

1:21:08

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

8:35/mi

1:47:46

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

8:51/mi

1:53:42

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

8:39/mi

2:14:44

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

8:46/mi

2:41:57

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

8:57/mi

3:09:44

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

9:04/mi

3:37:53

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

8:57/mi

3:50:05

↑ 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

1:53:428:41 /mi⚡ faster

2nd Half

1:56:238:53 /mi+2.4%

Positive split — 2.4% slower in the second half

AI Race Performance Report

Rosie'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	26:21	8:29	3.11 mi	26:21	8:29	-
10K	53:35	8:38	3.10 mi	27:14	8:46	+0:17
15K	1:21:08	8:43	3.11 mi	27:33	8:53	+0:07
20K	1:47:46	8:41	3.11 mi	26:38	8:35	-0:18
Half(13.10 mi)	1:53:42	8:41	0.67 mi	5:56	8:51	+0:16
25K	2:14:44	8:41	2.43 mi	21:02	8:39	-0:12
30K	2:41:57	8:42	3.11 mi	27:13	8:46	+0:07
35K	3:09:44	8:44	3.11 mi	27:47	8:57	+0:11
40K	3:37:53	8:46	3.10 mi	28:09	9:04	+0:07
Finish(26.22 mi)	3:50:05	8:47	1.37 mi	12:12	8:57	-0:07

Trend:

Faster pace

Steady pace

Slower pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:29 /mi

Average Pace

8:47 /mi

Slowest Pace

9:04 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:41:57

70% of race

Time at Steady Pace

1:08:08

30% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:47 /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	19601	5051	5051	19923	5146	5146
10K	3.10 mi	20446-845	5365-314	5365-314	21423	5727	5727
15K	3.11 mi	20186+260	5266+99	5266+99	19923	5146	5146
20K	3.11 mi	19723+463	5102+164	5102+164	18706	4774	4774
Half(13.10 mi)	0.67 mi	19640+83	5082+20	5082+20	19007	4927	4927
25K	2.43 mi	19081+559	4942+140	4942+140	17015	4321	4321
30K	3.11 mi	18198+883	4711+231	4711+231	15281	3919	3919
35K	3.11 mi	17271+927	4531+180	4531+180	13938	3794	3794
40K	3.10 mi	16579+692	4432+99	4432+99	13995	4194	4194
Finish(26.22 mi)	1.37 mi	16348+231	4412+20	4412+20	14512	4467	4467

4467

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