Thomas O’Connor

Bib: 42529 M GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 26%
Gender (Male)
#0 / 33594
Top 34%
Division (M18-39)
#0 / 16712
Top 37%
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
8:16/mi
25:39
49125
10K· 6.21 mi
8:17/mi
51:21
5081
15K· 9.32 mi
8:29/mi
1:17:40
4451
20K· 12.43 mi
8:14/mi
1:43:14
6740
Half· 13.10 mi
8:18/mi
1:48:48
27
25K· 15.53 mi
8:26/mi
2:09:19
5063
30K· 18.64 mi
8:46/mi
2:36:33
6946
35K· 21.75 mi
9:05/mi
3:04:46
8788
40K· 24.85 mi
9:40/mi
3:34:45
5875
Finish· 26.22 mi
9:35/mi
3:47:48
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
1:48:488:19 /mi⚡ faster
2nd Half
1:59:009:05 /mi+9.4%
Positive split — 9.4% slower in the second half
AI Race Performance Report

Thomas'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
25:398:163.11 mi25:39
8:16
-
10K
51:218:163.10 mi25:42
8:17
+0:01
15K
1:17:408:203.11 mi26:19
8:29
+0:12
20K
1:43:148:193.11 mi25:34
8:14
-0:15
Half(13.10 mi)
1:48:488:190.67 mi5:34
8:18
+0:04
25K
2:09:198:202.43 mi20:31
8:26
+0:08
30K
2:36:338:243.11 mi27:14
8:46
+0:20
35K
3:04:468:303.11 mi28:13
9:05
+0:19
40K
3:34:458:393.10 mi29:59
9:40
+0:35
Finish(26.22 mi)
3:47:488:421.37 mi13:03
9:35
-0:05
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Thomas's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:14 /mi

Average Pace

8:42 /mi

Slowest Pace

9:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:36:33

69% of race

Time at Steady Pace

1:11:15

31% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:41 /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 mi170121280612806159891213612136
10K3.10 mi16547+46512482+32412482+324161481220412204
15K3.11 mi16289+25812312+17012312+170159891213612136
20K3.11 mi15982+30712082+23012082+230153421166211662
Half(13.10 mi)0.67 mi15842+14011997+8511997+85137211055410554
25K2.43 mi15649+19311844+15311844+153151281140211402
30K3.11 mi15402+24711607+23711607+237153021136511365
35K3.11 mi15073+32911281+32611281+326149831079210792
40K3.10 mi15350-27711323-4211323-42184241248412484
Finish(26.22 mi)1.37 mi15488-13811355-3211355-32195321311513115

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
131 ft55 ft
49ft125ft
117 ft

Overall

15989

Males

12136

M18-39

12136

5K→10K

3.1 - 6.2 mi

Top 27%
55 ft24 ft
50ft81ft
45 ft

Overall

16148

Males

12204

M18-39

12204

10K→15K

6.2 - 9.3 mi

Top 27%
24 ft18 ft
44ft51ft
17 ft

Overall

15989

Males

12136

M18-39

12136

15K→20K

9.3 - 12.4 mi

Top 26%
18 ft45 ft
67ft40ft
38 ft

Overall

15342

Males

11662

M18-39

11662

20K→Half

12.4 - 13.1 mi

Top 23%
45 ft26 ft
8ft27ft
20 ft

Overall

13721

Males

10554

M18-39

10554

Half→25K

13.1 - 15.5 mi

Top 25%
25 ft12 ft
50ft63ft
20 ft

Overall

15128

Males

11402

M18-39

11402

25K→30K

15.5 - 18.6 mi

Top 26%
12 ft35 ft
69ft46ft
28 ft

Overall

15302

Males

11365

M18-39

11365

30K→35K

18.6 - 21.8 mi

Top 25%
35 ft34 ft
87ft88ft
23 ft

Overall

14983

Males

10792

M18-39

10792

35K→40K

21.8 - 24.9 mi

Top 31%
34 ft17 ft
58ft75ft
31 ft

Overall

18424

Males

12484

M18-39

12484

40K→Finish

24.9 - 26.2 mi

Top 33%
17 ft13 ft
14ft18ft
13 ft

Overall

19532

Males

13115

M18-39

13115

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing