Tom Barnes

Bib: 42481 M GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 45%
Gender (Male)
#0 / 33594
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
8:16/mi
25:41
49125
10K· 6.21 mi
8:19/mi
51:29
5081
15K· 9.32 mi
8:31/mi
1:17:56
4451
20K· 12.43 mi
8:23/mi
1:43:56
6740
Half· 13.10 mi
8:44/mi
1:49:47
27
25K· 15.53 mi
9:03/mi
2:11:48
5063
30K· 18.64 mi
13:19/mi
2:53:08
6946
35K· 21.75 mi
12:46/mi
3:32:47
8788
40K· 24.85 mi
10:52/mi
4:06:30
5875
Finish· 26.22 mi
10:05/mi
4:20:14
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
1:49:478:23 /mi⚡ faster
2nd Half
2:30:2711:29 /mi+37.0%
Positive split — 37.0% slower in the second half
AI Race Performance Report

Tom'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
25:418:163.11 mi25:41
8:16
-
10K
51:298:183.10 mi25:48
8:19
+0:03
15K
1:17:568:223.11 mi26:27
8:31
+0:12
20K
1:43:568:223.11 mi26:00
8:23
-0:08
Half(13.10 mi)
1:49:478:230.67 mi5:51
8:44
+0:21
25K
2:11:488:302.43 mi22:01
9:03
+0:19
30K
2:53:089:183.11 mi41:20
13:19
+4:16
35K
3:32:479:483.11 mi39:39
12:46
-0:33
40K
4:06:309:563.10 mi33:43
10:52
-1:54
Finish(26.22 mi)
4:20:149:561.37 mi13:44
10:05
-0:47
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Tom's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:16 /mi

Average Pace

9:56 /mi

Slowest Pace

13:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:11:48

51% of race

Time at Slower Pace

2:08:26

49% of race

Average Pace: 9:55 /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 mi171521290612906164031240912409
10K3.10 mi16774+37812644+26212644+262165021244412444
15K3.11 mi16548+22612489+15512489+155164031240912409
20K3.11 mi16507+4112464+2512464+25166341252612526
Half(13.10 mi)0.67 mi16557-5012491-2712491-27177761327613276
25K2.43 mi17177-62012853-36212853-362210541526115261
30K3.11 mi24902-772517803-495017803-4950459102794227942
35K3.11 mi27616-271419172-136919172-1369394712432424324
40K3.10 mi27268+34818752+42018752+420268691727217272
Finish(26.22 mi)1.37 mi26955+31318493+25918493+259236431550615506

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
131 ft55 ft
49ft125ft
117 ft

Overall

16403

Males

12409

M18-39

12409

5K→10K

3.1 - 6.2 mi

Top 28%
55 ft24 ft
50ft81ft
45 ft

Overall

16502

Males

12444

M18-39

12444

10K→15K

6.2 - 9.3 mi

Top 27%
24 ft18 ft
44ft51ft
17 ft

Overall

16403

Males

12409

M18-39

12409

15K→20K

9.3 - 12.4 mi

Top 28%
18 ft45 ft
67ft40ft
38 ft

Overall

16634

Males

12526

M18-39

12526

20K→Half

12.4 - 13.1 mi

Top 30%
45 ft26 ft
8ft27ft
20 ft

Overall

17776

Males

13276

M18-39

13276

Half→25K

13.1 - 15.5 mi

Top 35%
25 ft12 ft
50ft63ft
20 ft

Overall

21054

Males

15261

M18-39

15261

25K→30K

15.5 - 18.6 mi

Top 77%
12 ft35 ft
69ft46ft
28 ft

Overall

45910

Males

27942

M18-39

27942

30K→35K

18.6 - 21.8 mi

Top 66%
35 ft34 ft
87ft88ft
23 ft

Overall

39471

Males

24324

M18-39

24324

35K→40K

21.8 - 24.9 mi

Top 45%
34 ft17 ft
58ft75ft
31 ft

Overall

26869

Males

17272

M18-39

17272

40K→Finish

24.9 - 26.2 mi

Top 40%
17 ft13 ft
14ft18ft
13 ft

Overall

23643

Males

15506

M18-39

15506

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing