Emily Jennings-Byrne

Bib: 66602 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

10:52/mi

33:43

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

10:57/mi

1:07:44

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

11:11/mi

1:42:28

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

10:41/mi

2:15:37

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

10:46/mi

2:22:50

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

10:45/mi

2:49:01

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

10:48/mi

3:22:34

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

11:10/mi

3:57:14

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

13:19/mi

4:38:34

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

12:00/mi

4:54:55

↑ 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

2:22:5010:55 /mi⚡ faster

2nd Half

2:32:0511:36 /mi+6.5%

Positive split — 6.5% slower in the second half

AI Race Performance Report

Emily'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	33:43	10:52	3.11 mi	33:43	10:52	-
10K	1:07:44	10:55	3.10 mi	34:01	10:57	+0:05
15K	1:42:28	11:00	3.11 mi	34:44	11:11	+0:14
20K	2:15:37	10:55	3.11 mi	33:09	10:41	-0:30
Half(13.10 mi)	2:22:50	10:55	0.67 mi	7:13	10:46	+0:05
25K	2:49:01	10:53	2.43 mi	26:11	10:45	-0:01
30K	3:22:34	10:52	3.11 mi	33:33	10:48	+0:03
35K	3:57:14	10:55	3.11 mi	34:40	11:10	+0:22
40K	4:38:34	11:13	3.10 mi	41:20	13:19	+2:09
Finish(26.22 mi)	4:54:55	11:16	1.37 mi	16:21	12:00	-1:19

Trend:

Faster pace

Steady pace

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More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

10:41 /mi

Average Pace

11:15 /mi

Slowest Pace

13:19 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:57:14

80% of race

Time at Slower Pace

57:41

20% of race

Average Pace: 11:15 /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	47065	17455	17455	43081	15221	15221
10K	3.10 mi	46005+1060	16812+643	16812+643	45207	16397	16397
15K	3.11 mi	44796+1209	16133+679	16133+679	43081	15221	15221
20K	3.11 mi	43197+1599	15284+849	15284+849	39252	13434	13434
Half(13.10 mi)	0.67 mi	42801+396	15098+186	15098+186	37111	12533	12533
25K	2.43 mi	41189+1612	14339+759	14339+759	35242	11840	11840
30K	3.11 mi	39151+2038	13457+882	13457+882	31314	10405	10405
35K	3.11 mi	37477+1674	12829+628	12829+628	29402	10201	10201
40K	3.10 mi	38469-992	13528-699	13528-699	44229	17790	17790
Finish(26.22 mi)	1.37 mi	38534-65	13642-114	13642-114	39677	15492	15492

15492

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