Thomas Kelsey

Bib: 40805 M GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 47%
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
8:46/mi
27:13
49125
10K· 6.21 mi
9:03/mi
55:18
5081
15K· 9.32 mi
9:17/mi
1:24:06
4451
20K· 12.43 mi
9:19/mi
1:53:00
6740
Half· 13.10 mi
9:48/mi
1:59:34
27
25K· 15.53 mi
9:42/mi
2:23:11
5063
30K· 18.64 mi
10:25/mi
2:55:31
6946
35K· 21.75 mi
12:10/mi
3:33:17
8788
40K· 24.85 mi
11:22/mi
4:08:33
5875
Finish· 26.22 mi
10:38/mi
4:23:03
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
1:59:349:08 /mi⚡ faster
2nd Half
2:23:2910:57 /mi+20.0%
Positive split — 20.0% 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
27:138:463.11 mi27:13
8:46
-
10K
55:188:543.10 mi28:05
9:03
+0:17
15K
1:24:069:023.11 mi28:48
9:17
+0:14
20K
1:53:009:063.11 mi28:54
9:19
+0:02
Half(13.10 mi)
1:59:349:080.67 mi6:34
9:48
+0:29
25K
2:23:119:142.43 mi23:37
9:42
-0:06
30K
2:55:319:253.11 mi32:20
10:25
+0:43
35K
3:33:179:493.11 mi37:46
12:10
+1:45
40K
4:08:3310:013.10 mi35:16
11:22
-0:48
Finish(26.22 mi)
4:23:0310:031.37 mi14:30
10:38
-0:44
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

8:46 /mi

Average Pace

10:02 /mi

Slowest Pace

12:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:24:06

32% of race

Time at Steady Pace

59:05

22% of race

Time at Slower Pace

1:59:52

46% of race

Average Pace: 10:02 /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 mi232081687016870248811800218002
10K3.10 mi24060-85217397-52717397-527250911805618056
15K3.11 mi24194-13417518-12117518-121248811800218002
20K3.11 mi24972-77818018-50018018-500272221939619396
Half(13.10 mi)0.67 mi25216-24418153-13518153-135286232009920099
25K2.43 mi25608-39218362-20918362-209270341898418984
30K3.11 mi26199-59118595-23318595-233284481936319363
35K3.11 mi27825-162619291-69619291-696357802247122471
40K3.10 mi28027-20219215+7619215+76305381926119261
Finish(26.22 mi)1.37 mi27909+11819063+15219063+152283371808318083

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
131 ft55 ft
49ft125ft
117 ft

Overall

24881

Males

18002

M18-39

18002

5K→10K

3.1 - 6.2 mi

Top 42%
55 ft24 ft
50ft81ft
45 ft

Overall

25091

Males

18056

M18-39

18056

10K→15K

6.2 - 9.3 mi

Top 42%
24 ft18 ft
44ft51ft
17 ft

Overall

24881

Males

18002

M18-39

18002

15K→20K

9.3 - 12.4 mi

Top 46%
18 ft45 ft
67ft40ft
38 ft

Overall

27222

Males

19396

M18-39

19396

20K→Half

12.4 - 13.1 mi

Top 48%
45 ft26 ft
8ft27ft
20 ft

Overall

28623

Males

20099

M18-39

20099

Half→25K

13.1 - 15.5 mi

Top 45%
25 ft12 ft
50ft63ft
20 ft

Overall

27034

Males

18984

M18-39

18984

25K→30K

15.5 - 18.6 mi

Top 48%
12 ft35 ft
69ft46ft
28 ft

Overall

28448

Males

19363

M18-39

19363

30K→35K

18.6 - 21.8 mi

Top 60%
35 ft34 ft
87ft88ft
23 ft

Overall

35780

Males

22471

M18-39

22471

35K→40K

21.8 - 24.9 mi

Top 51%
34 ft17 ft
58ft75ft
31 ft

Overall

30538

Males

19261

M18-39

19261

40K→Finish

24.9 - 26.2 mi

Top 47%
17 ft13 ft
14ft18ft
13 ft

Overall

28337

Males

18083

M18-39

18083

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing