Richard Duffield

Bib: 52554 M GB

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 59786

Top 25%

Gender (Male)

#0 / 33594

Top 33%

Masters (Masters Men)

#0 / 16876

Top 30%

Division (M40-44)

#0 / 4826

Top 37%

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

8:33/mi

26:33

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:43/mi

53:37

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

8:45/mi

1:20:45

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

8:15/mi

1:46:20

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

8:18/mi

1:51:54

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

8:13/mi

2:11:54

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

8:33/mi

2:38:27

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

8:43/mi

3:05:30

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

9:08/mi

3:33:50

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

9:20/mi

3:46:33

↑ 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

1:51:548:33 /mi⚡ faster

2nd Half

1:54:398:45 /mi+2.5%

Positive split — 2.5% slower in the second half

AI Race Performance Report

Richard'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	26:33	8:33	3.11 mi	26:33	8:33	-
10K	53:37	8:38	3.10 mi	27:04	8:43	+0:10
15K	1:20:45	8:40	3.11 mi	27:08	8:45	+0:02
20K	1:46:20	8:34	3.11 mi	25:35	8:15	-0:30
Half(13.10 mi)	1:51:54	8:33	0.67 mi	5:34	8:18	+0:03
25K	2:11:54	8:30	2.43 mi	20:00	8:13	-0:05
30K	2:38:27	8:31	3.11 mi	26:33	8:33	+0:20
35K	3:05:30	8:32	3.11 mi	27:03	8:43	+0:10
40K	3:33:50	8:37	3.10 mi	28:20	9:08	+0:25
Finish(26.22 mi)	3:46:33	8:39	1.37 mi	12:43	9:20	+0:12

Trend:

Faster pace

Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:13 /mi

Average Pace

8:39 /mi

Slowest Pace

9:20 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:05:30

82% of race

Time at Steady Pace

41:03

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:38 /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	M40-44	Seg. Overall	Seg. Males	Seg. M40-44
5K	3.11 mi	20327	14981	14981	18393	13729	13729
10K	3.10 mi	20495-168	15091-110	15091-110	20710	15213	15213
15K	3.11 mi	19647+848	14548+543	14548+543	18393	13729	13729
20K	3.11 mi	18414+1233	13698+850	13698+850	15394	11699	11699
Half(13.10 mi)	0.67 mi	18142+272	13520+178	13520+178	13714	10547	10547
25K	2.43 mi	17230+912	12886+634	12886+634	13303	10216	10216
30K	3.11 mi	16360+870	12240+646	12240+646	13531	10229	10229
35K	3.11 mi	15358+1002	11461+779	11461+779	12260	9069	9069
40K	3.10 mi	14996+362	11085+376	11085+376	14456	10072	10072
Finish(26.22 mi)	1.37 mi	15042-46	11080+5	11080+5	17586	11916	11916

11916

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