Callum Donley

Bib: 55214 M GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 29%
Gender (Male)
#0 / 33594
Top 38%
Division (M18-39)
#0 / 16712
Top 41%
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
8:53/mi
27:33
49125
10K· 6.21 mi
8:55/mi
55:15
5081
15K· 9.32 mi
9:00/mi
1:23:12
4451
20K· 12.43 mi
8:44/mi
1:50:19
6740
Half· 13.10 mi
8:35/mi
1:56:04
27
25K· 15.53 mi
8:29/mi
2:16:43
5063
30K· 18.64 mi
8:46/mi
2:43:55
6946
35K· 21.75 mi
9:14/mi
3:12:36
8788
40K· 24.85 mi
9:18/mi
3:41:29
5875
Finish· 26.22 mi
8:44/mi
3:53:23
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
1:56:048:52 /mi⚡ faster
2nd Half
1:57:198:57 /mi+1.1%
Positive split — 1.1% slower in the second half
AI Race Performance Report

Callum'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
27:338:533.11 mi27:33
8:53
-
10K
55:158:543.10 mi27:42
8:55
+0:02
15K
1:23:128:563.11 mi27:57
9:00
+0:05
20K
1:50:198:533.11 mi27:07
8:44
-0:16
Half(13.10 mi)
1:56:048:520.67 mi5:45
8:35
-0:09
25K
2:16:438:492.43 mi20:39
8:29
-0:06
30K
2:43:558:483.11 mi27:12
8:46
+0:17
35K
3:12:368:523.11 mi28:41
9:14
+0:28
40K
3:41:298:553.10 mi28:53
9:18
+0:04
Finish(26.22 mi)
3:53:238:551.37 mi11:54
8:44
-0:34
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Callum's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:29 /mi

Average Pace

8:54 /mi

Slowest Pace

9:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:00:10

51% of race

Time at Steady Pace

1:53:13

49% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:54 /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 mi247741787517875213281567115671
10K3.10 mi23931+84317301+57417301+574233341691316913
15K3.11 mi22888+104316667+63416667+634213281567115671
20K3.11 mi22104+78416155+51216155+512202901494414944
Half(13.10 mi)0.67 mi21743+36115923+23215923+232162941225212252
25K2.43 mi20467+127615048+87515048+875155631171811718
30K3.11 mi19239+122814166+88214166+882152201131111311
35K3.11 mi18502+73713541+62513541+625161941156911569
40K3.10 mi17896+60612995+54612995+546158211089110891
Finish(26.22 mi)1.37 mi17500+39612680+31512680+3151263988888888

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
131 ft55 ft
49ft125ft
117 ft

Overall

21328

Males

15671

M18-39

15671

5K→10K

3.1 - 6.2 mi

Top 39%
55 ft24 ft
50ft81ft
45 ft

Overall

23334

Males

16913

M18-39

16913

10K→15K

6.2 - 9.3 mi

Top 36%
24 ft18 ft
44ft51ft
17 ft

Overall

21328

Males

15671

M18-39

15671

15K→20K

9.3 - 12.4 mi

Top 34%
18 ft45 ft
67ft40ft
38 ft

Overall

20290

Males

14944

M18-39

14944

20K→Half

12.4 - 13.1 mi

Top 27%
45 ft26 ft
8ft27ft
20 ft

Overall

16294

Males

12252

M18-39

12252

Half→25K

13.1 - 15.5 mi

Top 26%
25 ft12 ft
50ft63ft
20 ft

Overall

15563

Males

11718

M18-39

11718

25K→30K

15.5 - 18.6 mi

Top 25%
12 ft35 ft
69ft46ft
28 ft

Overall

15220

Males

11311

M18-39

11311

30K→35K

18.6 - 21.8 mi

Top 27%
35 ft34 ft
87ft88ft
23 ft

Overall

16194

Males

11569

M18-39

11569

35K→40K

21.8 - 24.9 mi

Top 26%
34 ft17 ft
58ft75ft
31 ft

Overall

15821

Males

10891

M18-39

10891

40K→Finish

24.9 - 26.2 mi

Top 21%
17 ft13 ft
14ft18ft
13 ft

Overall

12639

Males

8888

M18-39

8888

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing