Samuel Alter

Bib: 41122 M US

0:00

0:00

/ mi

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Overall

#0 / 59786

Top 19%

Gender (Male)

#0 / 33594

Top 26%

Division (M18-39)

#0 / 16712

Top 29%

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

8:07/mi

25:12

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:09/mi

50:31

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

8:13/mi

1:16:01

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

8:03/mi

1:41:00

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

8:09/mi

1:46:28

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

8:13/mi

2:06:27

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

8:16/mi

2:32:06

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

8:19/mi

2:57:55

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

8:23/mi

3:23:55

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

8:51/mi

3:35:58

↑ 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

1:46:288:08 /mi⚡ faster

2nd Half

1:49:308:21 /mi+2.8%

Positive split — 2.8% slower in the second half

AI Race Performance Report

Samuel'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	25:12	8:07	3.11 mi	25:12	8:07	-
10K	50:31	8:08	3.10 mi	25:19	8:09	+0:02
15K	1:16:01	8:10	3.11 mi	25:30	8:13	+0:04
20K	1:41:00	8:08	3.11 mi	24:59	8:03	-0:10
Half(13.10 mi)	1:46:28	8:08	0.67 mi	5:28	8:09	+0:06
25K	2:06:27	8:09	2.43 mi	19:59	8:13	+0:04
30K	2:32:06	8:10	3.11 mi	25:39	8:16	+0:03
35K	2:57:55	8:11	3.11 mi	25:49	8:19	+0:03
40K	3:23:55	8:13	3.10 mi	26:00	8:23	+0:04
Finish(26.22 mi)	3:35:58	8:15	1.37 mi	12:03	8:51	+0:28

Trend:

Faster pace

Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:03 /mi

Average Pace

8:15 /mi

Slowest Pace

8:51 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:23:55

94% of race

Time at Steady Pace

12:03

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:14 /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	Males	M18-39	Seg. Overall	Seg. Males	Seg. M18-39
5K	3.11 mi	15435	11723	11723	13318	10325	10325
10K	3.10 mi	15089+346	11464+259	11464+259	14789	11272	11272
15K	3.11 mi	14418+671	11035+429	11035+429	13318	10325	10325
20K	3.11 mi	14119+299	10838+197	10838+197	13491	10421	10421
Half(13.10 mi)	0.67 mi	13993+126	10752+86	10752+86	12201	9521	9521
25K	2.43 mi	13775+218	10588+164	10588+164	13212	10149	10149
30K	3.11 mi	13064+711	10046+542	10046+542	11225	8706	8706
35K	3.11 mi	12199+865	9376+670	9376+670	9574	7399	7399
40K	3.10 mi	11537+662	8827+549	8827+549	9219	6907	6907
Finish(26.22 mi)	1.37 mi	11543-6	8792+35	8792+35	13501	9384	9384

9384

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