Callum Osullivan

Bib: 42957 M AU

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 11%
Gender (Male)
#0 / 33594
Top 17%
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
7:13/mi
22:25
49125
10K· 6.21 mi
7:17/mi
45:02
5081
15K· 9.32 mi
7:30/mi
1:08:19
4451
20K· 12.43 mi
7:19/mi
1:31:01
6740
Half· 13.10 mi
7:34/mi
1:36:05
27
25K· 15.53 mi
7:25/mi
1:54:08
5063
30K· 18.64 mi
7:37/mi
2:17:45
6946
35K· 21.75 mi
7:52/mi
2:42:10
8788
40K· 24.85 mi
8:05/mi
3:07:15
5875
Finish· 26.22 mi
8:09/mi
3:18:21
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
1:36:057:21 /mi⚡ faster
2nd Half
1:42:167:48 /mi+6.4%
Positive split — 6.4% 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
22:257:133.11 mi22:25
7:13
-
10K
45:027:153.10 mi22:37
7:17
+0:04
15K
1:08:197:203.11 mi23:17
7:30
+0:13
20K
1:31:017:203.11 mi22:42
7:19
-0:11
Half(13.10 mi)
1:36:057:210.67 mi5:04
7:34
+0:15
25K
1:54:087:212.43 mi18:03
7:25
-0:09
30K
2:17:457:243.11 mi23:37
7:37
+0:12
35K
2:42:107:283.11 mi24:25
7:52
+0:15
40K
3:07:157:333.10 mi25:05
8:05
+0:13
Finish(26.22 mi)
3:18:217:351.37 mi11:06
8:09
+0:04
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

7:13 /mi

Average Pace

7:34 /mi

Slowest Pace

8:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:42:10

82% of race

Time at Steady Pace

36:11

18% of race

Time at Slower Pace

0:00

0% 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 mi695460076007717361396139
10K3.10 mi6917+375976+315976+31691859765976
15K3.11 mi6972-556010-346010-34717361396139
20K3.11 mi6947+255982+285982+28700360056005
Half(13.10 mi)0.67 mi6958-115992-105992-10724861746174
25K2.43 mi6857+1015900+925900+92680458185818
30K3.11 mi6703+1545761+1395761+139655555475547
35K3.11 mi6606+975634+1275634+127677655315531
40K3.10 mi6595+115562+725562+72743157695769
Finish(26.22 mi)1.37 mi6602-75546+165546+16847963426342

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
131 ft55 ft
49ft125ft
117 ft

Overall

7173

Males

6139

M18-39

6139

5K→10K

3.1 - 6.2 mi

Top 12%
55 ft24 ft
50ft81ft
45 ft

Overall

6918

Males

5976

M18-39

5976

10K→15K

6.2 - 9.3 mi

Top 12%
24 ft18 ft
44ft51ft
17 ft

Overall

7173

Males

6139

M18-39

6139

15K→20K

9.3 - 12.4 mi

Top 12%
18 ft45 ft
67ft40ft
38 ft

Overall

7003

Males

6005

M18-39

6005

20K→Half

12.4 - 13.1 mi

Top 12%
45 ft26 ft
8ft27ft
20 ft

Overall

7248

Males

6174

M18-39

6174

Half→25K

13.1 - 15.5 mi

Top 11%
25 ft12 ft
50ft63ft
20 ft

Overall

6804

Males

5818

M18-39

5818

25K→30K

15.5 - 18.6 mi

Top 11%
12 ft35 ft
69ft46ft
28 ft

Overall

6555

Males

5547

M18-39

5547

30K→35K

18.6 - 21.8 mi

Top 11%
35 ft34 ft
87ft88ft
23 ft

Overall

6776

Males

5531

M18-39

5531

35K→40K

21.8 - 24.9 mi

Top 12%
34 ft17 ft
58ft75ft
31 ft

Overall

7431

Males

5769

M18-39

5769

40K→Finish

24.9 - 26.2 mi

Top 14%
17 ft13 ft
14ft18ft
13 ft

Overall

8479

Males

6342

M18-39

6342

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing