William Parrott

Bib: 30421 M GB

0:00
0:00
/ mi
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Overall
#0 / 59786
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
12:09/mi
37:43
49125
10K· 6.21 mi
11:57/mi
1:14:50
5081
15K· 9.32 mi
12:21/mi
1:53:10
4451
20K· 12.43 mi
11:55/mi
2:30:10
6740
Half· 13.10 mi
12:20/mi
2:38:26
27
25K· 15.53 mi
12:27/mi
3:08:45
5063
30K· 18.64 mi
12:51/mi
3:48:38
6946
35K· 21.75 mi
13:17/mi
4:29:52
8788
40K· 24.85 mi
14:10/mi
5:13:52
5875
Finish· 26.22 mi
13:26/mi
5:32:11
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
2:38:2612:06 /mi⚡ faster
2nd Half
2:53:4513:15 /mi+9.7%
Positive split — 9.7% slower in the second half
AI Race Performance Report

William'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
37:4312:093.11 mi37:43
12:09
-
10K
1:14:5012:033.10 mi37:07
11:57
-0:12
15K
1:53:1012:093.11 mi38:20
12:21
+0:24
20K
2:30:1012:063.11 mi37:00
11:55
-0:26
Half(13.10 mi)
2:38:2612:060.67 mi8:16
12:20
+0:25
25K
3:08:4512:102.43 mi30:19
12:27
+0:07
30K
3:48:3812:163.11 mi39:53
12:51
+0:24
35K
4:29:5212:253.11 mi41:14
13:17
+0:26
40K
5:13:5212:383.10 mi44:00
14:10
+0:53
Finish(26.22 mi)
5:32:1112:411.37 mi18:19
13:26
-0:44
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of William's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

11:55 /mi

Average Pace

12:41 /mi

Slowest Pace

14:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:48:38

69% of race

Time at Steady Pace

59:33

18% of race

Time at Slower Pace

44:00

13% of race

Average Pace: 12:40 /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 mi546243222732227501083058830588
10K3.10 mi53117+150731717+51031717+510516173117431174
15K3.11 mi52080+103731335+38231335+382501083058830588
20K3.11 mi50753+132730815+52030815+520473072930329303
Half(13.10 mi)0.67 mi50523+23030700+11530700+115473042899128991
25K2.43 mi49484+103930270+43030270+430450822795927959
30K3.11 mi48426+105829742+52829742+528436132690226902
35K3.11 mi47506+92029222+52029222+520423012570525705
40K3.10 mi47757-25129192+3029192+30489892868728687
Finish(26.22 mi)1.37 mi47785-2829152+4029152+40487232858128581

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
131 ft55 ft
49ft125ft
117 ft

Overall

50108

Males

30588

M18-39

30588

5K→10K

3.1 - 6.2 mi

Top 86%
55 ft24 ft
50ft81ft
45 ft

Overall

51617

Males

31174

M18-39

31174

10K→15K

6.2 - 9.3 mi

Top 84%
24 ft18 ft
44ft51ft
17 ft

Overall

50108

Males

30588

M18-39

30588

15K→20K

9.3 - 12.4 mi

Top 79%
18 ft45 ft
67ft40ft
38 ft

Overall

47307

Males

29303

M18-39

29303

20K→Half

12.4 - 13.1 mi

Top 79%
45 ft26 ft
8ft27ft
20 ft

Overall

47304

Males

28991

M18-39

28991

Half→25K

13.1 - 15.5 mi

Top 75%
25 ft12 ft
50ft63ft
20 ft

Overall

45082

Males

27959

M18-39

27959

25K→30K

15.5 - 18.6 mi

Top 73%
12 ft35 ft
69ft46ft
28 ft

Overall

43613

Males

26902

M18-39

26902

30K→35K

18.6 - 21.8 mi

Top 71%
35 ft34 ft
87ft88ft
23 ft

Overall

42301

Males

25705

M18-39

25705

35K→40K

21.8 - 24.9 mi

Top 82%
34 ft17 ft
58ft75ft
31 ft

Overall

48989

Males

28687

M18-39

28687

40K→Finish

24.9 - 26.2 mi

Top 81%
17 ft13 ft
14ft18ft
13 ft

Overall

48723

Males

28581

M18-39

28581

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing