Hayley O’Brien

Bib: 51239 F CA

0:00

0:00

/ mi

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Overall

#0 / 59786

Top 43%

Gender (Female)

#0 / 26115

Top 31%

Division (F18-39)

#0 / 14744

Top 32%

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

26:20

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:26/mi

52:32

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

8:38/mi

1:19:19

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

8:41/mi

1:46:16

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

11:54/mi

1:54:15

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

10:35/mi

2:20:00

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

11:11/mi

2:54:44

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

11:48/mi

3:31:22

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

10:22/mi

4:03:33

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

9:50/mi

4:16:57

↑ 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

1:54:158:44 /mi⚡ faster

2nd Half

2:22:4210:53 /mi+24.9%

Positive split — 24.9% slower in the second half

AI Race Performance Report

Hayley's race, broken down like a coach

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	26:20	8:29	3.11 mi	26:20	8:29	-
10K	52:32	8:28	3.10 mi	26:12	8:26	-0:03
15K	1:19:19	8:31	3.11 mi	26:47	8:38	+0:12
20K	1:46:16	8:34	3.11 mi	26:57	8:41	+0:03
Half(13.10 mi)	1:54:15	8:44	0.67 mi	7:59	11:54	+3:13
25K	2:20:00	9:01	2.43 mi	25:45	10:35	-1:19
30K	2:54:44	9:23	3.11 mi	34:44	11:11	+0:36
35K	3:31:22	9:44	3.11 mi	36:38	11:48	+0:37
40K	4:03:33	9:48	3.10 mi	32:11	10:22	-1:26
Finish(26.22 mi)	4:16:57	9:49	1.37 mi	13:24	9:50	-0:32

Trend:

Faster pace

Steady pace

Slower pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:26 /mi

Average Pace

9:48 /mi

Slowest Pace

11:54 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:46:16

41% of race

Time at Steady Pace

1:11:20

28% of race

Time at Slower Pace

1:19:21

31% of race

Average Pace: 9:48 /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	19489	5019	5019	17347	4291	4291
10K	3.10 mi	18467+1022	4698+321	4698+321	17668	4430	4430
15K	3.11 mi	17998+469	4535+163	4535+163	17347	4291	4291
20K	3.11 mi	18348-350	4670-135	4670-135	19718	5142	5142
Half(13.10 mi)	0.67 mi	20099-1751	5240-570	5240-570	45148	17009	17009
25K	2.43 mi	22946-2847	6258-1018	6258-1018	33900	11177	11177
30K	3.11 mi	25772-2826	7404-1146	7404-1146	33864	11626	11626
35K	3.11 mi	27009-1237	8142-738	8142-738	33479	12170	12170
40K	3.10 mi	26189+820	8052+90	8052+90	23371	7986	7986
Finish(26.22 mi)	1.37 mi	25854+335	7986+66	7986+66	21561	7242	7242

7242

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