John Havlick

Bib: 21275 M US

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Gender (Male)
#0 / 33594
Masters (Masters Men)
#0 / 16876
Division (M50-54)
#0 / 3474
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
9:41/mi
30:04
49125
10K· 6.21 mi
9:38/mi
59:57
5081
15K· 9.32 mi
10:30/mi
1:32:34
4451
20K· 12.43 mi
11:58/mi
2:09:44
6740
Half· 13.10 mi
12:12/mi
2:17:55
27
25K· 15.53 mi
12:33/mi
2:48:28
5063
30K· 18.64 mi
14:57/mi
3:34:54
6946
35K· 21.75 mi
15:36/mi
4:23:21
8788
40K· 24.85 mi
15:57/mi
5:12:54
5875
Finish· 26.22 mi
12:24/mi
5:29:48
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
2:17:5510:32 /mi⚡ faster
2nd Half
3:11:5314:38 /mi+39.1%
Positive split — 39.1% slower in the second half
AI Race Performance Report

John'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
30:049:413.11 mi30:04
9:41
-
10K
59:579:393.10 mi29:53
9:38
-0:03
15K
1:32:349:563.11 mi32:37
10:30
+0:52
20K
2:09:4410:273.11 mi37:10
11:58
+1:28
Half(13.10 mi)
2:17:5510:320.67 mi8:11
12:12
+0:14
25K
2:48:2810:512.43 mi30:33
12:33
+0:21
30K
3:34:5411:323.11 mi46:26
14:57
+2:24
35K
4:23:2112:073.11 mi48:27
15:36
+0:39
40K
5:12:5412:363.10 mi49:33
15:57
+0:21
Finish(26.22 mi)
5:29:4812:361.37 mi16:54
12:24
-3:33
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of John's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:38 /mi

Average Pace

12:35 /mi

Slowest Pace

15:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:32:34

28% of race

Time at Steady Pace

1:32:48

28% of race

Time at Slower Pace

2:24:26

44% of race

Average Pace: 12:35 /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. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi352422417724177373512512725127
10K3.10 mi33891+135123429+74823429+748327512274322743
15K3.11 mi35029-113824025-59624025-596373512512725127
20K3.11 mi39079-405025972-194725972-1947475742939929399
Half(13.10 mi)0.67 mi39559-48026163-19126163-191467512876128761
25K2.43 mi40913-135426663-50026663-500455472815828158
30K3.11 mi44064-315127917-125427917-1254525043078330783
35K3.11 mi45879-181528509-59228509-592526333053430534
40K3.10 mi47506-162729088-57929088-579552363161431614
Finish(26.22 mi)1.37 mi47273+23328940+14828940+148426572567425674

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
131 ft55 ft
49ft125ft
117 ft

Overall

37351

Males

25127

M50-54

25127

5K→10K

3.1 - 6.2 mi

Top 55%
55 ft24 ft
50ft81ft
45 ft

Overall

32751

Males

22743

M50-54

22743

10K→15K

6.2 - 9.3 mi

Top 62%
24 ft18 ft
44ft51ft
17 ft

Overall

37351

Males

25127

M50-54

25127

15K→20K

9.3 - 12.4 mi

Top 80%
18 ft45 ft
67ft40ft
38 ft

Overall

47574

Males

29399

M50-54

29399

20K→Half

12.4 - 13.1 mi

Top 78%
45 ft26 ft
8ft27ft
20 ft

Overall

46751

Males

28761

M50-54

28761

Half→25K

13.1 - 15.5 mi

Top 76%
25 ft12 ft
50ft63ft
20 ft

Overall

45547

Males

28158

M50-54

28158

25K→30K

15.5 - 18.6 mi

Top 88%
12 ft35 ft
69ft46ft
28 ft

Overall

52504

Males

30783

M50-54

30783

30K→35K

18.6 - 21.8 mi

Top 88%
35 ft34 ft
87ft88ft
23 ft

Overall

52633

Males

30534

M50-54

30534

35K→40K

21.8 - 24.9 mi

Top 92%
34 ft17 ft
58ft75ft
31 ft

Overall

55236

Males

31614

M50-54

31614

40K→Finish

24.9 - 26.2 mi

Top 71%
17 ft13 ft
14ft18ft
13 ft

Overall

42657

Males

25674

M50-54

25674

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing