Charlotte O'Byrne Charlotte O'Byrne

Bib: 53195 F IE

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 59786

Gender (Female)

#0 / 26115

Masters (Masters Women)

#0 / 11371

Top 48%

Division (F45-49)

#0 / 2995

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

10:02/mi

31:08

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

10:36/mi

1:04:01

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

10:54/mi

1:37:50

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

10:45/mi

2:11:13

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

11:13/mi

2:18:44

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

11:27/mi

2:46:36

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

11:46/mi

3:23:08

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

12:09/mi

4:00:51

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

11:38/mi

4:36:58

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

10:47/mi

4:51:40

↑ 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

2:18:4410:36 /mi⚡ faster

2nd Half

2:32:5611:40 /mi+10.2%

Positive split — 10.2% slower in the second half

AI Race Performance Report

Charlotte'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	31:08	10:02	3.11 mi	31:08	10:02	-
10K	1:04:01	10:19	3.10 mi	32:53	10:36	+0:34
15K	1:37:50	10:30	3.11 mi	33:49	10:54	+0:18
20K	2:11:13	10:34	3.11 mi	33:23	10:45	-0:09
Half(13.10 mi)	2:18:44	10:36	0.67 mi	7:31	11:13	+0:28
25K	2:46:36	10:44	2.43 mi	27:52	11:27	+0:14
30K	3:23:08	10:54	3.11 mi	36:32	11:46	+0:19
35K	4:00:51	11:05	3.11 mi	37:43	12:09	+0:23
40K	4:36:58	11:09	3.10 mi	36:07	11:38	-0:31
Finish(26.22 mi)	4:51:40	11:08	1.37 mi	14:42	10:47	-0:51

Trend:

Faster pace

Steady pace

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More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

10:02 /mi

Average Pace

11:08 /mi

Slowest Pace

12:09 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:25:55

50% of race

Time at Steady Pace

35:23

12% of race

Time at Slower Pace

1:50:22

38% of race

Average Pace: 11:07 /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	F45-49	Seg. Overall	Seg. Females	Seg. F45-49
5K	3.11 mi	38898	12844	12844	40687	13913	13913
10K	3.10 mi	40516-1618	13682-838	13682-838	42068	14585	14585
15K	3.11 mi	40483+33	13703-21	13703-21	40687	13913	13913
20K	3.11 mi	40167+316	13624+79	13624+79	39834	13732	13732
Half(13.10 mi)	0.67 mi	40132+35	13638-14	13638-14	40547	14344	14344
25K	2.43 mi	39944+188	13672-34	13672-34	39871	14189	14189
30K	3.11 mi	39396+548	13584+88	13584+88	37568	13509	13509
35K	3.11 mi	38757+639	13463+121	13463+121	35710	13228	13228
40K	3.10 mi	37949+808	13263+200	13263+200	32723	12246	12246
Finish(26.22 mi)	1.37 mi	37529+420	13121+142	13121+142	29703	10866	10866

10866

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