Emma Byrnes

Bib: 29782 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

10:10/mi

31:35

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

11:33/mi

1:07:28

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

10:37/mi

1:40:26

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

11:00/mi

2:14:34

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

10:13/mi

2:21:25

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

13:32/mi

2:54:22

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

11:19/mi

3:29:29

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

11:51/mi

4:06:17

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

12:01/mi

4:43:34

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

10:39/mi

4:58:05

↑ 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

2:21:2510:48 /mi⚡ faster

2nd Half

2:36:4011:57 /mi+10.8%

Positive split — 10.8% slower in the second half

AI Race Performance Report

Emma'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	31:35	10:10	3.11 mi	31:35	10:10	-
10K	1:07:28	10:52	3.10 mi	35:53	11:33	+1:23
15K	1:40:26	10:47	3.11 mi	32:58	10:37	-0:56
20K	2:14:34	10:50	3.11 mi	34:08	11:00	+0:23
Half(13.10 mi)	2:21:25	10:48	0.67 mi	6:51	10:13	-0:47
25K	2:54:22	11:14	2.43 mi	32:57	13:32	+3:19
30K	3:29:29	11:15	3.11 mi	35:07	11:19	-2:13
35K	4:06:17	11:20	3.11 mi	36:48	11:51	+0:32
40K	4:43:34	11:25	3.10 mi	37:17	12:01	+0:10
Finish(26.22 mi)	4:58:05	11:23	1.37 mi	14:31	10:39	-1:22

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

10:10 /mi

Average Pace

11:23 /mi

Slowest Pace

13:32 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:25:55

29% of race

Time at Steady Pace

1:45:08

35% of race

Time at Slower Pace

1:47:02

36% of race

Average Pace: 11:22 /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	40521	13692	13692	38379	12685	12685
10K	3.10 mi	45648-5127	16609-2917	16609-2917	49503	18995	18995
15K	3.11 mi	42958+2690	15081+1528	15081+1528	38379	12685	12685
20K	3.11 mi	42484+474	14891+190	14891+190	41656	14730	14730
Half(13.10 mi)	0.67 mi	41889+595	14595+296	14595+296	32443	10224	10224
25K	2.43 mi	43824-1935	15779-1184	15779-1184	49575	19696	19696
30K	3.11 mi	41946+1878	14941+838	14941+838	34713	12040	12040
35K	3.11 mi	40578+1368	14444+497	14444+497	33849	12339	12339
40K	3.10 mi	40010+568	14316+128	14316+128	35501	13593	13593
Finish(26.22 mi)	1.37 mi	39533+477	14130+186	14130+186	28497	10304	10304

10304

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