Marek Heath

Bib: 18868 M GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 41%
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
8:29/mi
26:20
49125
10K· 6.21 mi
9:12/mi
54:53
5081
15K· 9.32 mi
8:59/mi
1:22:46
4451
20K· 12.43 mi
8:42/mi
1:49:46
6740
Half· 13.10 mi
9:18/mi
1:56:00
27
25K· 15.53 mi
9:07/mi
2:18:12
5063
30K· 18.64 mi
9:33/mi
2:47:52
6946
35K· 21.75 mi
10:01/mi
3:18:57
8788
40K· 24.85 mi
12:15/mi
3:56:59
5875
Finish· 26.22 mi
12:19/mi
4:13:46
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
1:56:008:52 /mi⚡ faster
2nd Half
2:17:4610:31 /mi+18.8%
Positive split — 18.8% slower in the second half
AI Race Performance Report

Marek'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
26:208:293.11 mi26:20
8:29
-
10K
54:538:503.10 mi28:33
9:12
+0:43
15K
1:22:468:533.11 mi27:53
8:59
-0:13
20K
1:49:468:503.11 mi27:00
8:42
-0:17
Half(13.10 mi)
1:56:008:520.67 mi6:14
9:18
+0:36
25K
2:18:128:542.43 mi22:12
9:07
-0:11
30K
2:47:529:013.11 mi29:40
9:33
+0:26
35K
3:18:579:093.11 mi31:05
10:01
+0:28
40K
3:56:599:333.10 mi38:02
12:15
+2:14
Finish(26.22 mi)
4:13:469:421.37 mi16:47
12:19
+0:04
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Marek's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:29 /mi

Average Pace

9:41 /mi

Slowest Pace

12:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

26:20

10% of race

Time at Steady Pace

2:21:32

56% of race

Time at Slower Pace

1:25:54

34% of race

Average Pace: 9:41 /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 mi195131447414474211231556115561
10K3.10 mi23182-366916836-236216836-2362272841942919429
15K3.11 mi22325+85716304+53216304+532211231556115561
20K3.11 mi21616+70915843+46115843+461199281470414704
Half(13.10 mi)0.67 mi21690-7415885-4215885-42239211723017230
25K2.43 mi21531+15915726+15915726+159218561578715787
30K3.11 mi21558-2715665+6115665+61222851577415774
35K3.11 mi21589-3115490+17515490+175218581503615036
40K3.10 mi23891-230216746-125616746-1256371872273822738
Finish(26.22 mi)1.37 mi24764-87317205-45917205-459419842533625336

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
131 ft55 ft
49ft125ft
117 ft

Overall

21123

Males

15561

M18-39

15561

5K→10K

3.1 - 6.2 mi

Top 46%
55 ft24 ft
50ft81ft
45 ft

Overall

27284

Males

19429

M18-39

19429

10K→15K

6.2 - 9.3 mi

Top 35%
24 ft18 ft
44ft51ft
17 ft

Overall

21123

Males

15561

M18-39

15561

15K→20K

9.3 - 12.4 mi

Top 33%
18 ft45 ft
67ft40ft
38 ft

Overall

19928

Males

14704

M18-39

14704

20K→Half

12.4 - 13.1 mi

Top 40%
45 ft26 ft
8ft27ft
20 ft

Overall

23921

Males

17230

M18-39

17230

Half→25K

13.1 - 15.5 mi

Top 37%
25 ft12 ft
50ft63ft
20 ft

Overall

21856

Males

15787

M18-39

15787

25K→30K

15.5 - 18.6 mi

Top 37%
12 ft35 ft
69ft46ft
28 ft

Overall

22285

Males

15774

M18-39

15774

30K→35K

18.6 - 21.8 mi

Top 37%
35 ft34 ft
87ft88ft
23 ft

Overall

21858

Males

15036

M18-39

15036

35K→40K

21.8 - 24.9 mi

Top 62%
34 ft17 ft
58ft75ft
31 ft

Overall

37187

Males

22738

M18-39

22738

40K→Finish

24.9 - 26.2 mi

Top 70%
17 ft13 ft
14ft18ft
13 ft

Overall

41984

Males

25336

M18-39

25336

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing