Craig Duff

Bib: 59756 M GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 48%
Gender (Male)
#0 / 33594
Division (M18-39)
#0 / 16712
Race Day Weather
56°/46°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:52/mi
27:31
49125
10K· 6.21 mi
9:48/mi
57:57
5081
15K· 9.32 mi
9:53/mi
1:28:39
4451
20K· 12.43 mi
9:51/mi
1:59:13
6740
Half· 13.10 mi
10:05/mi
2:05:59
27
25K· 15.53 mi
9:59/mi
2:30:17
5063
30K· 18.64 mi
10:16/mi
3:02:08
6946
35K· 21.75 mi
10:58/mi
3:36:11
8788
40K· 24.85 mi
11:04/mi
4:10:31
5875
Finish· 26.22 mi
10:40/mi
4:25:03
1418
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
2:05:599:38 /mi⚡ faster
2nd Half
2:19:0410:36 /mi+10.4%
Positive split — 10.4% slower in the second half
AI Race Performance Report

Craig'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

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
27:318:523.11 mi27:31
8:52
-
10K
57:579:203.10 mi30:26
9:48
+0:56
15K
1:28:399:313.11 mi30:42
9:53
+0:05
20K
1:59:139:363.11 mi30:34
9:51
-0:02
Half(13.10 mi)
2:05:599:380.67 mi6:46
10:05
+0:14
25K
2:30:179:412.43 mi24:18
9:59
-0:06
30K
3:02:089:473.11 mi31:51
10:16
+0:17
35K
3:36:119:573.11 mi34:03
10:58
+0:42
40K
4:10:3110:053.10 mi34:20
11:04
+0:06
Finish(26.22 mi)
4:25:0310:071.37 mi14:32
10:40
-0:24
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Craig's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:52 /mi

Average Pace

10:07 /mi

Slowest Pace

11:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

27:31

10% of race

Time at Steady Pace

2:34:37

58% of race

Time at Slower Pace

1:22:55

31% of race

Average Pace: 10:07 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi246401779117791316582212222122
10K3.10 mi30270-563021289-349821289-3498344602368223682
15K3.11 mi30813-54321630-34121630-341316582212222122
20K3.11 mi31038-22521718-8821718-88320422214322143
Half(13.10 mi)0.67 mi30984+5421673+4521673+45311362148121481
25K2.43 mi30482+50221290+38321290+383291792018720187
30K3.11 mi29581+90120590+70020590+700273211874218742
35K3.11 mi29031+55020036+55420036+554280941847218472
40K3.10 mi28712+31919618+41819618+418283141804918049
Finish(26.22 mi)1.37 mi28600+11219479+13919479+139285381818918189

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
131 ft55 ft
49ft125ft
117 ft

Overall

31658

Males

22122

M18-39

22122

5K→10K

3.1 - 6.2 mi

Top 58%
55 ft24 ft
50ft81ft
45 ft

Overall

34460

Males

23682

M18-39

23682

10K→15K

6.2 - 9.3 mi

Top 53%
24 ft18 ft
44ft51ft
17 ft

Overall

31658

Males

22122

M18-39

22122

15K→20K

9.3 - 12.4 mi

Top 54%
18 ft45 ft
67ft40ft
38 ft

Overall

32042

Males

22143

M18-39

22143

20K→Half

12.4 - 13.1 mi

Top 52%
45 ft26 ft
8ft27ft
20 ft

Overall

31136

Males

21481

M18-39

21481

Half→25K

13.1 - 15.5 mi

Top 49%
25 ft12 ft
50ft63ft
20 ft

Overall

29179

Males

20187

M18-39

20187

25K→30K

15.5 - 18.6 mi

Top 46%
12 ft35 ft
69ft46ft
28 ft

Overall

27321

Males

18742

M18-39

18742

30K→35K

18.6 - 21.8 mi

Top 47%
35 ft34 ft
87ft88ft
23 ft

Overall

28094

Males

18472

M18-39

18472

35K→40K

21.8 - 24.9 mi

Top 47%
34 ft17 ft
58ft75ft
31 ft

Overall

28314

Males

18049

M18-39

18049

40K→Finish

24.9 - 26.2 mi

Top 48%
17 ft13 ft
14ft18ft
13 ft

Overall

28538

Males

18189

M18-39

18189

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing