Megan O’Brien

Bib: 24004 F GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Gender (Female)

#0 / 26115

Top 40%

Division (F18-39)

#0 / 14744

Top 42%

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

10:17/mi

31:55

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

10:13/mi

1:03:38

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

10:34/mi

1:36:26

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

10:16/mi

2:08:17

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

10:34/mi

2:15:22

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

10:18/mi

2:40:25

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

10:28/mi

3:12:56

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

10:56/mi

3:46:51

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

10:42/mi

4:20:03

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

10:34/mi

4:34:27

↑ 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

2:15:2210:21 /mi⚡ faster

2nd Half

2:19:0510:37 /mi+2.7%

Positive split — 2.7% slower in the second half

AI Race Performance Report

Megan'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	31:55	10:17	3.11 mi	31:55	10:17	-
10K	1:03:38	10:15	3.10 mi	31:43	10:13	-0:04
15K	1:36:26	10:21	3.11 mi	32:48	10:34	+0:21
20K	2:08:17	10:20	3.11 mi	31:51	10:16	-0:18
Half(13.10 mi)	2:15:22	10:21	0.67 mi	7:05	10:34	+0:18
25K	2:40:25	10:20	2.43 mi	25:03	10:18	-0:16
30K	3:12:56	10:21	3.11 mi	32:31	10:28	+0:10
35K	3:46:51	10:26	3.11 mi	33:55	10:56	+0:28
40K	4:20:03	10:28	3.10 mi	33:12	10:42	-0:14
Finish(26.22 mi)	4:34:27	10:29	1.37 mi	14:24	10:34	-0:08

Trend:

Faster pace

Steady pace

Slower pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

10:13 /mi

Average Pace

10:29 /mi

Slowest Pace

10:56 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

4:00:32

88% of race

Time at Steady Pace

33:55

12% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:28 /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	41680	14307	14307	37910	12458	12458
10K	3.10 mi	39876+1804	13341+966	13341+966	38518	12703	12703
15K	3.11 mi	39055+821	12962+379	12962+379	37910	12458	12458
20K	3.11 mi	38052+1003	12538+424	12538+424	35802	11671	11671
Half(13.10 mi)	0.67 mi	37857+195	12469+69	12469+69	35432	11661	11661
25K	2.43 mi	36590+1267	11980+489	11980+489	31608	10059	10059
30K	3.11 mi	34883+1707	11341+639	11341+639	28893	9258	9258
35K	3.11 mi	33429+1454	10917+424	10917+424	27799	9450	9450
40K	3.10 mi	32199+1230	10608+309	10608+309	25664	9023	9023
Finish(26.22 mi)	1.37 mi	31884+315	10539+69	10539+69	27749	9947	9947

9947

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