Emma Bird

Bib: 81388 F GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Top 42%

Gender (Female)

#0 / 26115

Top 29%

Division (F18-39)

#0 / 14744

Top 31%

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

9:18/mi

28:51

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

9:29/mi

58:16

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

9:56/mi

1:29:06

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

9:30/mi

1:58:35

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

9:36/mi

2:05:01

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

9:49/mi

2:28:54

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

10:00/mi

2:59:58

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

10:06/mi

3:31:20

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

9:46/mi

4:01:38

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

9:33/mi

4:14:39

↑ 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

2:05:019:33 /mi⚡ faster

2nd Half

2:09:389:53 /mi+3.7%

Positive split — 3.7% 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	28:51	9:18	3.11 mi	28:51	9:18	-
10K	58:16	9:23	3.10 mi	29:25	9:29	+0:11
15K	1:29:06	9:34	3.11 mi	30:50	9:56	+0:27
20K	1:58:35	9:33	3.11 mi	29:29	9:30	-0:26
Half(13.10 mi)	2:05:01	9:33	0.67 mi	6:26	9:36	+0:06
25K	2:28:54	9:36	2.43 mi	23:53	9:49	+0:13
30K	2:59:58	9:40	3.11 mi	31:04	10:00	+0:11
35K	3:31:20	9:44	3.11 mi	31:22	10:06	+0:06
40K	4:01:38	9:44	3.10 mi	30:18	9:46	-0:20
Finish(26.22 mi)	4:14:39	9:44	1.37 mi	13:01	9:33	-0:13

Trend:

Faster pace

Steady pace

Slower pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:18 /mi

Average Pace

9:43 /mi

Slowest Pace

10:06 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:47:12

42% of race

Time at Steady Pace

2:27:27

58% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:43 /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	30835	9157	9157	32099	9692	9692
10K	3.10 mi	30920-85	9192-35	9192-35	31118	9295	9295
15K	3.11 mi	31348-428	9365-173	9365-173	32099	9692	9692
20K	3.11 mi	30547+801	9081+284	9081+284	29032	8519	8519
Half(13.10 mi)	0.67 mi	30311+236	9010+71	9010+71	27026	7834	7834
25K	2.43 mi	29624+687	8807+203	8807+203	27882	8376	8376
30K	3.11 mi	28468+1156	8500+307	8500+307	25537	7794	7794
35K	3.11 mi	27001+1467	8135+365	8135+365	22511	7085	7085
40K	3.10 mi	25536+1465	7781+354	7781+354	19169	6204	6204
Finish(26.22 mi)	1.37 mi	25076+460	7658+123	7658+123	19404	6347	6347

6347

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