Andrew Duffin

Bib: 37881 M GB

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 59786

Top 13%

Gender (Male)

#0 / 33594

Top 19%

Masters (Masters Men)

#0 / 16876

Top 17%

Division (M45-49)

#0 / 4167

Top 21%

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

7:25/mi

23:02

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

7:49/mi

47:18

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

7:58/mi

1:12:03

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

7:51/mi

1:36:26

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

8:02/mi

1:41:49

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

7:44/mi

2:00:38

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

7:47/mi

2:24:46

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

7:49/mi

2:49:03

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

7:45/mi

3:13:07

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

7:33/mi

3:23:24

↑ 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

1:41:497:47 /mi⚖️ balanced

2nd Half

1:41:357:45 /mi⚖️ balanced

Even split — consistent pacing between halves

AI Race Performance Report

Andrew'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	23:02	7:25	3.11 mi	23:02	7:25	-
10K	47:18	7:37	3.10 mi	24:16	7:49	+0:24
15K	1:12:03	7:44	3.11 mi	24:45	7:58	+0:09
20K	1:36:26	7:46	3.11 mi	24:23	7:51	-0:07
Half(13.10 mi)	1:41:49	7:47	0.67 mi	5:23	8:02	+0:11
25K	2:00:38	7:46	2.43 mi	18:49	7:44	-0:18
30K	2:24:46	7:46	3.11 mi	24:08	7:47	+0:03
35K	2:49:03	7:47	3.11 mi	24:17	7:49	+0:02
40K	3:13:07	7:47	3.10 mi	24:04	7:45	-0:04
Finish(26.22 mi)	3:23:24	7:46	1.37 mi	10:17	7:33	-0:12

Trend:

Faster pace

Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

7:25 /mi

Average Pace

7:46 /mi

Slowest Pace

8:02 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:40:20

49% of race

Time at Steady Pace

1:43:04

51% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:45 /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	M45-49	Seg. Overall	Seg. Males	Seg. M45-49
5K	3.11 mi	8292	6918	6918	10589	8458	8458
10K	3.10 mi	9504-1212	7739-821	7739-821	10841	8624	8624
15K	3.11 mi	9882-378	7995-256	7995-256	10589	8458	8458
20K	3.11 mi	10144-262	8159-164	8159-164	11279	8908	8908
Half(13.10 mi)	0.67 mi	10161-17	8166-7	8166-7	10827	8586	8586
25K	2.43 mi	9882+279	7959+207	7959+207	8939	7282	7282
30K	3.11 mi	9329+553	7566+393	7566+393	7549	6243	6243
35K	3.11 mi	8740+589	7116+450	7116+450	6571	5388	5388
40K	3.10 mi	8091+649	6585+531	6585+531	5663	4602	4602
Finish(26.22 mi)	1.37 mi	7830+261	6383+202	6383+202	5023	4134	4134

4134

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