Samantha Thorleifson

Bib: 81347 F US

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

10:46/mi

33:24

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

10:41/mi

1:06:34

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

11:17/mi

1:41:35

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

11:03/mi

2:15:52

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

12:06/mi

2:23:59

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

12:33/mi

2:54:31

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

13:01/mi

3:34:56

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

13:55/mi

4:18:10

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

13:06/mi

4:58:49

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

12:03/mi

5:15:14

↑ 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

2:23:5911:00 /mi⚡ faster

2nd Half

2:51:1513:04 /mi+18.9%

Positive split — 18.9% slower in the second half

AI Race Performance Report

Samantha'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	33:24	10:46	3.11 mi	33:24	10:46	-
10K	1:06:34	10:43	3.10 mi	33:10	10:41	-0:05
15K	1:41:35	10:54	3.11 mi	35:01	11:17	+0:36
20K	2:15:52	10:56	3.11 mi	34:17	11:03	-0:14
Half(13.10 mi)	2:23:59	11:00	0.67 mi	8:07	12:06	+1:03
25K	2:54:31	11:15	2.43 mi	30:32	12:33	+0:27
30K	3:34:56	11:32	3.11 mi	40:25	13:01	+0:28
35K	4:18:10	11:53	3.11 mi	43:14	13:55	+0:54
40K	4:58:49	12:02	3.10 mi	40:39	13:06	-0:49
Finish(26.22 mi)	5:15:14	12:02	1.37 mi	16:25	12:03	-1:03

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

10:41 /mi

Average Pace

12:02 /mi

Slowest Pace

13:55 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:15:52

43% of race

Time at Steady Pace

55:04

17% of race

Time at Slower Pace

2:04:18

39% of race

Average Pace: 12:01 /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	46206	16927	16927	43749	15593	15593
10K	3.10 mi	44359+1847	15865+1062	15865+1062	42844	15009	15009
15K	3.11 mi	44059+300	15698+167	15698+167	43749	15593	15593
20K	3.11 mi	43353+706	15379+319	15379+319	42031	14931	14931
Half(13.10 mi)	0.67 mi	43521-168	15504-125	15504-125	46279	17646	17646
25K	2.43 mi	43902-381	15827-323	15827-323	45520	17319	17319
30K	3.11 mi	44079-177	16105-278	16105-278	44520	17141	17141
35K	3.11 mi	44409-330	16488-383	16488-383	45720	18308	18308
40K	3.10 mi	44222+187	16542-54	16542-54	42890	17110	17110
Finish(26.22 mi)	1.37 mi	44007+215	16488+54	16488+54	40076	15688	15688

15688

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