Tom Horn

Bib: 42141 M GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Top 28%

Gender (Male)

#0 / 33594

Top 37%

Division (M18-39)

#0 / 16712

Top 40%

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

7:42/mi

23:54

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:11/mi

49:19

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

8:22/mi

1:15:16

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

8:13/mi

1:40:46

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

8:21/mi

1:46:22

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

9:05/mi

2:08:29

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

9:39/mi

2:38:26

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

9:43/mi

3:08:35

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

9:43/mi

3:38:44

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

9:43/mi

3:51:58

↑ 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

1:46:228:08 /mi⚡ faster

2nd Half

2:05:369:35 /mi+18.1%

Positive split — 18.1% slower in the second half

AI Race Performance Report

Tom'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	23:54	7:42	3.11 mi	23:54	7:42	-
10K	49:19	7:57	3.10 mi	25:25	8:11	+0:29
15K	1:15:16	8:05	3.11 mi	25:57	8:22	+0:11
20K	1:40:46	8:07	3.11 mi	25:30	8:13	-0:09
Half(13.10 mi)	1:46:22	8:08	0.67 mi	5:36	8:21	+0:08
25K	2:08:29	8:17	2.43 mi	22:07	9:05	+0:44
30K	2:38:26	8:30	3.11 mi	29:57	9:39	+0:34
35K	3:08:35	8:41	3.11 mi	30:09	9:43	+0:04
40K	3:38:44	8:49	3.10 mi	30:09	9:43	0:00
Finish(26.22 mi)	3:51:58	8:52	1.37 mi	13:14	9:43	0:00

Trend:

Faster pace

Steady pace

Slower pace

Est.Checkpoint not recorded (estimated)

~Segment time uses estimated prior

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

7:42 /mi

Average Pace

8:51 /mi

Slowest Pace

9:43 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:46:22

46% of race

Time at Steady Pace

22:07

10% of race

Time at Slower Pace

1:43:29

45% of race

Average Pace: 8:51 /mi

Loading chart...

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	Males	M18-39	Seg. Overall	Seg. Males	Seg. M18-39
5K	3.11 mi	10712	8565	8565	14845	11371	11371
10K	3.10 mi	12689-1977	9840-1275	9840-1275	15204	11561	11561
15K	3.11 mi	13473-784	10400-560	10400-560	14845	11371	11371
20K	3.11 mi	13902-429	10690-290	10690-290	15143	11536	11536
Half(13.10 mi)	0.67 mi	13899+3	10686+4	10686+4	14198	10889	10889
25K	2.43 mi	15137-1238	11502-816	11502-816	21450	15505	15505
30K	3.11 mi	16349-1212	12234-732	12234-732	22926	16172	16172
35K	3.11 mi	16751-402	12385-151	12385-151	19759	13735	13735
40K	3.10 mi	16876-125	12325+60	12325+60	18800	12716	12716
Finish(26.22 mi)	1.37 mi	17009-133	12368-43	12368-43	20675	13772	13772

13772

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