Alastair Clark

Bib: 78918 M GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Top 22%

Gender (Male)

#0 / 33594

Top 30%

Division (M18-39)

#0 / 16712

Top 33%

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

8:03/mi

24:58

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:07/mi

50:09

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

8:04/mi

1:15:12

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

7:42/mi

1:39:07

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

7:59/mi

1:44:28

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

7:53/mi

2:03:40

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

8:18/mi

2:29:26

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

9:15/mi

2:58:10

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

9:59/mi

3:29:11

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

9:21/mi

3:41:56

↑ 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

1:44:287:59 /mi⚡ faster

2nd Half

1:57:288:58 /mi+12.4%

Positive split — 12.4% slower in the second half

AI Race Performance Report

Alastair'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	24:58	8:03	3.11 mi	24:58	8:03	-
10K	50:09	8:05	3.10 mi	25:11	8:07	+0:04
15K	1:15:12	8:05	3.11 mi	25:03	8:04	-0:03
20K	1:39:07	7:59	3.11 mi	23:55	7:42	-0:22
Half(13.10 mi)	1:44:28	7:59	0.67 mi	5:21	7:59	+0:17
25K	2:03:40	7:58	2.43 mi	19:12	7:53	-0:06
30K	2:29:26	8:01	3.11 mi	25:46	8:18	+0:25
35K	2:58:10	8:12	3.11 mi	28:44	9:15	+0:57
40K	3:29:11	8:25	3.10 mi	31:01	9:59	+0:44
Finish(26.22 mi)	3:41:56	8:29	1.37 mi	12:45	9:21	-0:38

Trend:

Faster pace

Steady pace

Slower pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

7:42 /mi

Average Pace

8:28 /mi

Slowest Pace

9:59 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

23:55

11% of race

Time at Steady Pace

2:05:31

57% of race

Time at Slower Pace

1:12:30

33% of race

Average Pace: 8:28 /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	14577	11153	11153	11585	9116	9116
10K	3.10 mi	14393+184	11004+149	11004+149	14253	10911	10911
15K	3.11 mi	13394+999	10340+664	10340+664	11585	9116	9116
20K	3.11 mi	12323+1071	9603+737	9603+737	9910	8011	8011
Half(13.10 mi)	0.67 mi	12166+157	9488+115	9488+115	10503	8415	8415
25K	2.43 mi	11726+440	9176+312	9176+312	10202	8109	8109
30K	3.11 mi	11595+131	9056+120	9056+120	11548	8921	8921
35K	3.11 mi	12321-726	9458-402	9458-402	16306	11635	11635
40K	3.10 mi	13326-1005	9979-521	9979-521	20753	13874	13874
Finish(26.22 mi)	1.37 mi	13434-108	10004-25	10004-25	17782	12044	12044

12044

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