Cathal O’Sullivan

Bib: 44742 M IE

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 40%
Gender (Male)
#0 / 33594
Top 50%
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
8:39/mi
26:52
49125
10K· 6.21 mi
8:40/mi
53:47
5081
15K· 9.32 mi
8:55/mi
1:21:28
4451
20K· 12.43 mi
8:39/mi
1:48:19
6740
Half· 13.10 mi
8:55/mi
1:54:18
27
25K· 15.53 mi
8:52/mi
2:15:53
5063
30K· 18.64 mi
9:27/mi
2:45:12
6946
35K· 21.75 mi
10:05/mi
3:16:31
8788
40K· 24.85 mi
12:48/mi
3:56:16
5875
Finish· 26.22 mi
10:57/mi
4:11:11
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
1:54:188:44 /mi⚡ faster
2nd Half
2:16:5310:26 /mi+19.8%
Positive split — 19.8% slower in the second half
AI Race Performance Report

Cathal'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
26:528:393.11 mi26:52
8:39
-
10K
53:478:403.10 mi26:55
8:40
+0:01
15K
1:21:288:453.11 mi27:41
8:55
+0:15
20K
1:48:198:433.11 mi26:51
8:39
-0:16
Half(13.10 mi)
1:54:188:440.67 mi5:59
8:55
+0:16
25K
2:15:538:452.43 mi21:35
8:52
-0:03
30K
2:45:128:523.11 mi29:19
9:27
+0:35
35K
3:16:319:033.11 mi31:19
10:05
+0:38
40K
3:56:169:313.10 mi39:45
12:48
+2:43
Finish(26.22 mi)
4:11:119:361.37 mi14:55
10:57
-1:51
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Cathal's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:39 /mi

Average Pace

9:35 /mi

Slowest Pace

12:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:45:12

66% of race

Time at Slower Pace

1:25:59

34% of race

Average Pace: 9:35 /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 mi217311592615926203961507315073
10K3.10 mi20834+89715322+60415322+604202011490714907
15K3.11 mi20629+20515203+11915203+119203961507315073
20K3.11 mi20232+39714939+26414939+264193931436914369
Half(13.10 mi)0.67 mi20151+8114872+6714872+67197231452514525
25K2.43 mi19864+28714649+22314649+223191801407814078
30K3.11 mi19974-11014637+1214637+12213581521415214
35K3.11 mi20365-39114717-8014717-80223791533215332
40K3.10 mi23649-328416588-187116588-1871410332476124761
Finish(26.22 mi)1.37 mi23906-25716667-7916667-79309681947319473

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
131 ft55 ft
49ft125ft
117 ft

Overall

20396

Males

15073

M18-39

15073

5K→10K

3.1 - 6.2 mi

Top 34%
55 ft24 ft
50ft81ft
45 ft

Overall

20201

Males

14907

M18-39

14907

10K→15K

6.2 - 9.3 mi

Top 34%
24 ft18 ft
44ft51ft
17 ft

Overall

20396

Males

15073

M18-39

15073

15K→20K

9.3 - 12.4 mi

Top 32%
18 ft45 ft
67ft40ft
38 ft

Overall

19393

Males

14369

M18-39

14369

20K→Half

12.4 - 13.1 mi

Top 33%
45 ft26 ft
8ft27ft
20 ft

Overall

19723

Males

14525

M18-39

14525

Half→25K

13.1 - 15.5 mi

Top 32%
25 ft12 ft
50ft63ft
20 ft

Overall

19180

Males

14078

M18-39

14078

25K→30K

15.5 - 18.6 mi

Top 36%
12 ft35 ft
69ft46ft
28 ft

Overall

21358

Males

15214

M18-39

15214

30K→35K

18.6 - 21.8 mi

Top 37%
35 ft34 ft
87ft88ft
23 ft

Overall

22379

Males

15332

M18-39

15332

35K→40K

21.8 - 24.9 mi

Top 69%
34 ft17 ft
58ft75ft
31 ft

Overall

41033

Males

24761

M18-39

24761

40K→Finish

24.9 - 26.2 mi

Top 52%
17 ft13 ft
14ft18ft
13 ft

Overall

30968

Males

19473

M18-39

19473

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing