Samantha Hirst

Bib: 18317 F GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Top 22%

Gender (Female)

#0 / 26115

Top 13%

Division (F18-39)

#0 / 14744

Top 14%

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

8:29/mi

26:20

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:36/mi

53:01

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

8:47/mi

1:20:17

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

8:21/mi

1:46:12

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

8:26/mi

1:51:51

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

8:26/mi

2:12:22

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

8:29/mi

2:38:43

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

8:25/mi

3:04:49

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

8:13/mi

3:30:20

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

7:52/mi

3:41:03

↑ 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

1:51:518:33 /mi+2.4%

2nd Half

1:49:128:20 /mi✓ faster

Negative split — 2.4% faster in the second half

AI Race Performance Report

Samantha'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	26:20	8:29	3.11 mi	26:20	8:29	-
10K	53:01	8:32	3.10 mi	26:41	8:36	+0:07
15K	1:20:17	8:37	3.11 mi	27:16	8:47	+0:11
20K	1:46:12	8:33	3.11 mi	25:55	8:21	-0:26
Half(13.10 mi)	1:51:51	8:33	0.67 mi	5:39	8:26	+0:05
25K	2:12:22	8:32	2.43 mi	20:31	8:26	0:00
30K	2:38:43	8:31	3.11 mi	26:21	8:29	+0:03
35K	3:04:49	8:30	3.11 mi	26:06	8:25	-0:04
40K	3:30:20	8:28	3.10 mi	25:31	8:13	-0:12
Finish(26.22 mi)	3:41:03	8:27	1.37 mi	10:43	7:52	-0:21

Trend:

Faster pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

7:52 /mi

Average Pace

8:26 /mi

Slowest Pace

8:47 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:13:47

88% of race

Time at Steady Pace

27:16

12% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:26 /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	19535	5024	5024	18944	4815	4815
10K	3.10 mi	19375+160	4992+32	4992+32	19332	4986	4986
15K	3.11 mi	19093+282	4904+88	4904+88	18944	4815	4815
20K	3.11 mi	18303+790	4652+252	4652+252	16386	4015	4015
Half(13.10 mi)	0.67 mi	18111+192	4587+65	4587+65	14958	3577	3577
25K	2.43 mi	17529+582	4426+161	4426+161	15145	3718	3718
30K	3.11 mi	16495+1034	4153+273	4153+273	13013	3124	3124
35K	3.11 mi	15093+1402	3785+368	3785+368	10185	2385	2385
40K	3.10 mi	13734+1359	3467+318	3467+318	8274	1957	1957
Finish(26.22 mi)	1.37 mi	13157+577	3322+145	3322+145	6741	1493	1493

1493

Passing Analysis

Category:

▲Net Change

0 passed by0* passed

Segment	Movement	Rank
Start → 5K	-	#19535
5K → 10K	200360*+160	#19535 → #19375
10K → 15K	200482*+282	#19375 → #19093
15K → 20K	19809*+790	#19093 → #18303
20K → Half	1193+192	#18303 → #18111
Half → 25K	24606*+582	#18111 → #17529
25K → 30K	151049+1034	#17529 → #16495
30K → 35K	51407*+1402	#16495 → #15093
35K → 40K	71366*+1359	#15093 → #13734
40K → Finish	4581*+577	#13734 → #13157
TOTALS	4756853*+6378	#19535 → #13157

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Visualized

Category:

Passing Circle

Position Flow

Race Lanes

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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