Harriet Henderson

Bib: 50900 F GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Top 32%

Gender (Female)

#0 / 26115

Top 21%

Division (F18-39)

#0 / 14744

Top 22%

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

8:20/mi

25:51

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:38/mi

52:39

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

8:43/mi

1:19:43

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

8:26/mi

1:45:53

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

8:42/mi

1:51:43

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

8:34/mi

2:12:33

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

9:41/mi

2:42:35

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

9:57/mi

3:13:27

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

9:57/mi

3:44:21

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

9:50/mi

3:57:45

↑ 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

1:51:438:32 /mi⚡ faster

2nd Half

2:06:029:37 /mi+12.8%

Positive split — 12.8% 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	25:51	8:20	3.11 mi	25:51	8:20	-
10K	52:39	8:29	3.10 mi	26:48	8:38	+0:18
15K	1:19:43	8:34	3.11 mi	27:04	8:43	+0:05
20K	1:45:53	8:32	3.11 mi	26:10	8:26	-0:17
Half(13.10 mi)	1:51:43	8:32	0.67 mi	5:50	8:42	+0:16
25K	2:12:33	8:32	2.43 mi	20:50	8:34	-0:08
30K	2:42:35	8:44	3.11 mi	30:02	9:41	+1:07
35K	3:13:27	8:54	3.11 mi	30:52	9:57	+0:16
40K	3:44:21	9:02	3.10 mi	30:54	9:57	0:00
Finish(26.22 mi)	3:57:45	9:05	1.37 mi	13:24	9:50	-0:07

Trend:

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:20 /mi

Average Pace

9:04 /mi

Slowest Pace

9:57 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:12:33

56% of race

Time at Steady Pace

30:02

13% of race

Time at Slower Pace

1:15:10

32% of race

Average Pace: 9:04 /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	17793	4444	4444	18232	4601	4601
10K	3.10 mi	18690-897	4780-336	4780-336	19774	5143	5143
15K	3.11 mi	18500+190	4719+61	4719+61	18232	4601	4601
20K	3.11 mi	18055+445	4559+160	4559+160	17225	4306	4306
Half(13.10 mi)	0.67 mi	18001+54	4547+12	4547+12	17606	4466	4466
25K	2.43 mi	17652+349	4470+77	4470+77	16308	4104	4104
30K	3.11 mi	18511-859	4823-353	4823-353	23146	6814	6814
35K	3.11 mi	18902-391	5080-257	5080-257	21378	6607	6607
40K	3.10 mi	19081-179	5326-246	5326-246	20505	6741	6741
Finish(26.22 mi)	1.37 mi	19256-175	5448-122	5448-122	21619	7253	7253

7253

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