William Colwell

Bib: 5032 M GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 11%
Gender (Male)
#0 / 33594
Top 16%
Division (M18-39)
#0 / 16712
Top 19%
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
7:05/mi
22:00
49125
10K· 6.21 mi
6:57/mi
43:35
5081
15K· 9.32 mi
7:07/mi
1:05:40
4451
20K· 12.43 mi
7:14/mi
1:28:06
6740
Half· 13.10 mi
7:13/mi
1:32:56
27
25K· 15.53 mi
7:08/mi
1:50:17
5063
30K· 18.64 mi
7:38/mi
2:13:59
6946
35K· 21.75 mi
7:48/mi
2:38:12
8788
40K· 24.85 mi
8:45/mi
3:05:23
5875
Finish· 26.22 mi
9:28/mi
3:18:17
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
1:32:567:06 /mi⚡ faster
2nd Half
1:45:218:02 /mi+13.4%
Positive split — 13.4% 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
22:007:053.11 mi22:00
7:05
-
10K
43:357:013.10 mi21:35
6:57
-0:08
15K
1:05:407:033.11 mi22:05
7:07
+0:10
20K
1:28:067:063.11 mi22:26
7:14
+0:07
Half(13.10 mi)
1:32:567:060.67 mi4:50
7:13
-0:01
25K
1:50:177:062.43 mi17:21
7:08
-0:05
30K
2:13:597:123.11 mi23:42
7:38
+0:30
35K
2:38:127:173.11 mi24:13
7:48
+0:10
40K
3:05:237:283.10 mi27:11
8:45
+0:57
Finish(26.22 mi)
3:18:177:351.37 mi12:54
9:28
+0:43
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

6:57 /mi

Average Pace

7:34 /mi

Slowest Pace

9:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

1:50:17

56% of race

Time at Slower Pace

1:28:00

44% of race

Average Pace: 7:34 /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 mi629355195519523647214721
10K3.10 mi5745+5485102+4175102+417525047374737
15K3.11 mi5545+2004955+1474955+147523647214721
20K3.11 mi5745-2005118-1635118-163645456385638
Half(13.10 mi)0.67 mi5705+405085+335085+33535047974797
25K2.43 mi5580+1254980+1054980+105528847164716
30K3.11 mi5619-394985-54985-5671856605660
35K3.11 mi5629-104949+364949+36646553245324
40K3.10 mi6138-5095230-2815230-2811171584108410
Finish(26.22 mi)1.37 mi6580-4425529-2995529-299186431256112561

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
131 ft55 ft
49ft125ft
117 ft

Overall

5236

Males

4721

M18-39

4721

5K→10K

3.1 - 6.2 mi

Top 9%
55 ft24 ft
50ft81ft
45 ft

Overall

5250

Males

4737

M18-39

4737

10K→15K

6.2 - 9.3 mi

Top 9%
24 ft18 ft
44ft51ft
17 ft

Overall

5236

Males

4721

M18-39

4721

15K→20K

9.3 - 12.4 mi

Top 11%
18 ft45 ft
67ft40ft
38 ft

Overall

6454

Males

5638

M18-39

5638

20K→Half

12.4 - 13.1 mi

Top 9%
45 ft26 ft
8ft27ft
20 ft

Overall

5350

Males

4797

M18-39

4797

Half→25K

13.1 - 15.5 mi

Top 9%
25 ft12 ft
50ft63ft
20 ft

Overall

5288

Males

4716

M18-39

4716

25K→30K

15.5 - 18.6 mi

Top 11%
12 ft35 ft
69ft46ft
28 ft

Overall

6718

Males

5660

M18-39

5660

30K→35K

18.6 - 21.8 mi

Top 11%
35 ft34 ft
87ft88ft
23 ft

Overall

6465

Males

5324

M18-39

5324

35K→40K

21.8 - 24.9 mi

Top 20%
34 ft17 ft
58ft75ft
31 ft

Overall

11715

Males

8410

M18-39

8410

40K→Finish

24.9 - 26.2 mi

Top 31%
17 ft13 ft
14ft18ft
13 ft

Overall

18643

Males

12561

M18-39

12561

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing