Harriet Power

Bib: 62416 F GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Top 35%

Gender (Female)

#0 / 26115

Top 24%

Division (F18-39)

#0 / 14744

Top 25%

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

9:20/mi

28:58

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

9:22/mi

58:02

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

9:34/mi

1:27:45

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

9:16/mi

1:56:30

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

9:21/mi

2:02:46

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

9:18/mi

2:25:24

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

9:15/mi

2:54:07

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

9:17/mi

3:22:56

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

8:52/mi

3:50:26

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

8:40/mi

4:02:14

↑ 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

2:02:469:23 /mi+2.7%

2nd Half

1:59:289:07 /mi✓ faster

Negative split — 2.7% faster in the second half

AI Race Performance Report

Harriet'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	28:58	9:20	3.11 mi	28:58	9:20	-
10K	58:02	9:21	3.10 mi	29:04	9:22	+0:02
15K	1:27:45	9:25	3.11 mi	29:43	9:34	+0:12
20K	1:56:30	9:23	3.11 mi	28:45	9:16	-0:18
Half(13.10 mi)	2:02:46	9:23	0.67 mi	6:16	9:21	+0:05
25K	2:25:24	9:22	2.43 mi	22:38	9:18	-0:03
30K	2:54:07	9:21	3.11 mi	28:43	9:15	-0:03
35K	3:22:56	9:20	3.11 mi	28:49	9:17	+0:02
40K	3:50:26	9:17	3.10 mi	27:30	8:52	-0:25
Finish(26.22 mi)	4:02:14	9:15	1.37 mi	11:48	8:40	-0:12

Trend:

Faster pace

Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:40 /mi

Average Pace

9:15 /mi

Slowest Pace

9:34 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:32:31

88% of race

Time at Steady Pace

29:43

12% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:14 /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	31311	9345	9345	28629	8272	8272
10K	3.10 mi	30457+854	9007+338	9007+338	29701	8692	8692
15K	3.11 mi	29683+774	8702+305	8702+305	28629	8272	8272
20K	3.11 mi	28756+927	8358+344	8358+344	26711	7599	7599
Half(13.10 mi)	0.67 mi	28421+335	8247+111	8247+111	24550	6874	6874
25K	2.43 mi	27321+1100	7868+379	7868+379	23754	6738	6738
30K	3.11 mi	25440+1881	7273+595	7273+595	19610	5482	5482
35K	3.11 mi	23525+1915	6781+492	6781+492	16560	4736	4736
40K	3.10 mi	21655+1870	6282+499	6282+499	12429	3559	3559
Finish(26.22 mi)	1.37 mi	21130+525	6138+144	6138+144	12151	3560	3560

3560

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