Harriet Cook

Bib: 65173 F GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Gender (Female)

#0 / 26115

Division (F18-39)

#0 / 14744

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

9:42/mi

30:07

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

10:57/mi

1:04:06

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

10:19/mi

1:36:08

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

10:28/mi

2:08:37

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

11:07/mi

2:16:04

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

17:37/mi

2:58:58

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

13:15/mi

3:40:05

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

15:54/mi

4:29:26

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

13:13/mi

5:10:29

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

11:36/mi

5:26:17

↑ 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

2:16:0410:24 /mi⚡ faster

2nd Half

3:10:1314:30 /mi+39.8%

Positive split — 39.8% slower in the second half

AI Race Performance Report

Harriet'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	30:07	9:42	3.11 mi	30:07	9:42	-
10K	1:04:06	10:19	3.10 mi	33:59	10:57	+1:15
15K	1:36:08	10:19	3.11 mi	32:02	10:19	-0:38
20K	2:08:37	10:21	3.11 mi	32:29	10:28	+0:09
Half(13.10 mi)	2:16:04	10:24	0.67 mi	7:27	11:07	+0:39
25K	2:58:58	11:32	2.43 mi	42:54	17:37	+6:30
30K	3:40:05	11:49	3.11 mi	41:07	13:15	-4:22
35K	4:29:26	12:24	3.11 mi	49:21	15:54	+2:39
40K	5:10:29	12:30	3.10 mi	41:03	13:13	-2:41
Finish(26.22 mi)	5:26:17	12:28	1.37 mi	15:48	11:36	-1:37

Trend:

Faster pace

Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:42 /mi

Average Pace

12:27 /mi

Slowest Pace

17:37 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:02:09

19% of race

Time at Steady Pace

1:29:43

27% of race

Time at Slower Pace

2:54:25

53% of race

Average Pace: 12:27 /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	35433	11119	11119	35654	11341	11341
10K	3.10 mi	40666-5233	13765-2646	13765-2646	45128	16355	16355
15K	3.11 mi	38726+1940	12802+963	12802+963	35654	11341	11341
20K	3.11 mi	38301+425	12661+141	12661+141	37531	12557	12557
Half(13.10 mi)	0.67 mi	38329-28	12694-33	12694-33	39893	14020	14020
25K	2.43 mi	45981-7652	17064-4370	17064-4370	57863	24782	24782
30K	3.11 mi	45894+87	17162-98	17162-98	45606	17736	17736
35K	3.11 mi	47410-1516	18167-1005	18167-1005	53518	22526	22526
40K	3.10 mi	46948+462	18034+133	18034+133	43718	17530	17530
Finish(26.22 mi)	1.37 mi	46483+465	17828+206	17828+206	36567	14058	14058

14058

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