Emma Costigan

Bib: 53073 F IE

0:00

0:00

/ mi

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Overall

#0 / 59786

Top 28%

Gender (Female)

#0 / 26115

Top 17%

Division (F18-39)

#0 / 14744

Top 19%

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

8:32/mi

26:28

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:50/mi

53:53

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

8:54/mi

1:21:30

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

8:41/mi

1:48:26

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

8:52/mi

1:54:23

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

8:50/mi

2:15:53

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

8:59/mi

2:43:46

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

9:04/mi

3:11:55

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

8:57/mi

3:39:43

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

8:40/mi

3:51:32

↑ 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

1:54:238:44 /mi⚡ faster

2nd Half

1:57:098:56 /mi+2.4%

Positive split — 2.4% 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	26:28	8:32	3.11 mi	26:28	8:32	-
10K	53:53	8:41	3.10 mi	27:25	8:50	+0:18
15K	1:21:30	8:45	3.11 mi	27:37	8:54	+0:04
20K	1:48:26	8:44	3.11 mi	26:56	8:41	-0:13
Half(13.10 mi)	1:54:23	8:44	0.67 mi	5:57	8:52	+0:11
25K	2:15:53	8:45	2.43 mi	21:30	8:50	-0:02
30K	2:43:46	8:48	3.11 mi	27:53	8:59	+0:09
35K	3:11:55	8:50	3.11 mi	28:09	9:04	+0:05
40K	3:39:43	8:51	3.10 mi	27:48	8:57	-0:07
Finish(26.22 mi)	3:51:32	8:51	1.37 mi	11:49	8:40	-0:17

Trend:

Faster pace

Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:32 /mi

Average Pace

8:50 /mi

Slowest Pace

9:04 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:55:30

76% of race

Time at Steady Pace

56:02

24% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:50 /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	20032	5198	5198	20171	5224	5224
10K	3.10 mi	21054-1022	5556-358	5556-358	22193	6000	6000
15K	3.11 mi	20688+366	5425+131	5425+131	20171	5224	5224
20K	3.11 mi	20344+344	5315+110	5315+110	19702	5126	5126
Half(13.10 mi)	0.67 mi	20230+114	5280+35	5280+35	19276	5030	5030
25K	2.43 mi	19866+364	5194+86	5194+86	18857	4985	4985
30K	3.11 mi	19168+698	5027+167	5027+167	17129	4575	4575
35K	3.11 mi	18196+972	4823+204	4823+204	14841	4115	4115
40K	3.10 mi	17237+959	4645+178	4645+178	13136	3849	3849
Finish(26.22 mi)	1.37 mi	16847+390	4569+76	4569+76	12221	3585	3585

3585

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