William Radley

Bib: 50317 M GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 2%
Gender (Male)
#0 / 33594
Top 4%
Division (M18-39)
#0 / 16712
Top 6%
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
5:59/mi
18:34
49125
10K· 6.21 mi
6:14/mi
37:53
5081
15K· 9.32 mi
6:17/mi
57:24
4451
20K· 12.43 mi
6:10/mi
1:16:31
6740
Half· 13.10 mi
6:20/mi
1:20:46
27
25K· 15.53 mi
6:22/mi
1:36:15
5063
30K· 18.64 mi
6:42/mi
1:57:02
6946
35K· 21.75 mi
6:51/mi
2:18:17
8788
40K· 24.85 mi
6:37/mi
2:38:50
5875
Finish· 26.22 mi
6:32/mi
2:47:44
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
1:20:466:10 /mi⚡ faster
2nd Half
1:26:586:38 /mi+7.7%
Positive split — 7.7% 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
18:345:593.11 mi18:34
5:59
-
10K
37:536:063.10 mi19:19
6:14
+0:15
15K
57:246:103.11 mi19:31
6:17
+0:03
20K
1:16:316:103.11 mi19:07
6:10
-0:07
Half(13.10 mi)
1:20:466:100.67 mi4:15
6:20
+0:10
25K
1:36:156:122.43 mi15:29
6:22
+0:02
30K
1:57:026:173.11 mi20:47
6:42
+0:20
35K
2:18:176:223.11 mi21:15
6:51
+0:09
40K
2:38:506:243.10 mi20:33
6:37
-0:14
Finish(26.22 mi)
2:47:446:251.37 mi8:54
6:32
-0:05
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

5:59 /mi

Average Pace

6:24 /mi

Slowest Pace

6:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:45:09

63% of race

Time at Steady Pace

1:02:35

37% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:24 /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 mi796768768120411581158
10K3.10 mi1030-234988-220988-220136413071307
15K3.11 mi1082-521041-531041-53120411581158
20K3.11 mi1122-401079-381079-38125212051205
Half(13.10 mi)0.67 mi1131-91089-101089-10132812801280
25K2.43 mi1205-741159-701159-70167015991599
30K3.11 mi1348-1431297-1381297-138221320912091
35K3.11 mi1454-1061394-971394-97244722712271
40K3.10 mi1414+401352+421352+42146113601360
Finish(26.22 mi)1.37 mi1373+411312+401312+40134112491249

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
131 ft55 ft
49ft125ft
117 ft

Overall

1204

Males

1158

M18-39

1158

5K→10K

3.1 - 6.2 mi

Top 2%
55 ft24 ft
50ft81ft
45 ft

Overall

1364

Males

1307

M18-39

1307

10K→15K

6.2 - 9.3 mi

Top 2%
24 ft18 ft
44ft51ft
17 ft

Overall

1204

Males

1158

M18-39

1158

15K→20K

9.3 - 12.4 mi

Top 2%
18 ft45 ft
67ft40ft
38 ft

Overall

1252

Males

1205

M18-39

1205

20K→Half

12.4 - 13.1 mi

Top 2%
45 ft26 ft
8ft27ft
20 ft

Overall

1328

Males

1280

M18-39

1280

Half→25K

13.1 - 15.5 mi

Top 3%
25 ft12 ft
50ft63ft
20 ft

Overall

1670

Males

1599

M18-39

1599

25K→30K

15.5 - 18.6 mi

Top 4%
12 ft35 ft
69ft46ft
28 ft

Overall

2213

Males

2091

M18-39

2091

30K→35K

18.6 - 21.8 mi

Top 4%
35 ft34 ft
87ft88ft
23 ft

Overall

2447

Males

2271

M18-39

2271

35K→40K

21.8 - 24.9 mi

Top 2%
34 ft17 ft
58ft75ft
31 ft

Overall

1461

Males

1360

M18-39

1360

40K→Finish

24.9 - 26.2 mi

Top 2%
17 ft13 ft
14ft18ft
13 ft

Overall

1341

Males

1249

M18-39

1249

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing