Jack Simpson

Bib: 62236 M NZ

0:00
0:00
/ mi
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Overall
#0 / 59786
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
27:14
49125
10K· 6.21 mi
9:12/mi
55:47
5081
15K· 9.32 mi
10:15/mi
1:27:36
4451
20K· 12.43 mi
10:39/mi
2:00:40
6740
Half· 13.10 mi
10:16/mi
2:07:33
27
25K· 15.53 mi
11:28/mi
2:35:28
5063
30K· 18.64 mi
13:11/mi
3:16:25
6946
35K· 21.75 mi
13:32/mi
3:58:27
8788
40K· 24.85 mi
13:35/mi
4:40:37
5875
Finish· 26.22 mi
12:35/mi
4:57:46
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
2:07:339:45 /mi⚡ faster
2nd Half
2:50:1312:59 /mi+33.5%
Positive split — 33.5% slower in the second half
AI Race Performance Report

Jack'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
27:148:463.11 mi27:14
8:46
-
10K
55:478:593.10 mi28:33
9:12
+0:26
15K
1:27:369:243.11 mi31:49
10:15
+1:03
20K
2:00:409:433.11 mi33:04
10:39
+0:24
Half(13.10 mi)
2:07:339:450.67 mi6:53
10:16
-0:23
25K
2:35:2810:012.43 mi27:55
11:28
+1:12
30K
3:16:2510:333.11 mi40:57
13:11
+1:43
35K
3:58:2710:583.11 mi42:02
13:32
+0:21
40K
4:40:3711:183.10 mi42:10
13:35
+0:03
Finish(26.22 mi)
4:57:4611:221.37 mi17:09
12:35
-1:00
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Jack's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:46 /mi

Average Pace

11:22 /mi

Slowest Pace

13:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:34:29

32% of race

Time at Steady Pace

1:00:59

20% of race

Time at Slower Pace

2:22:18

48% of race

Average Pace: 11:21 /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 mi232891692316923349862393823938
10K3.10 mi25181-189218124-120118124-1201273191946319463
15K3.11 mi29478-429720821-269720821-2697349862393823938
20K3.11 mi32219-274122390-156922390-1569390062565125651
Half(13.10 mi)0.67 mi32179+4022348+4222348+42327942239522395
25K2.43 mi33667-148823087-73923087-739399982568225682
30K3.11 mi36510-284324347-126024347-1260453042767927679
35K3.11 mi37926-141624837-49024837-490436282634226342
40K3.10 mi39095-116925203-36625203-366457642714227142
Finish(26.22 mi)1.37 mi39413-31825304-10125304-101438472626026260

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
131 ft55 ft
49ft125ft
117 ft

Overall

34986

Males

23938

M18-39

23938

5K→10K

3.1 - 6.2 mi

Top 46%
55 ft24 ft
50ft81ft
45 ft

Overall

27319

Males

19463

M18-39

19463

10K→15K

6.2 - 9.3 mi

Top 59%
24 ft18 ft
44ft51ft
17 ft

Overall

34986

Males

23938

M18-39

23938

15K→20K

9.3 - 12.4 mi

Top 65%
18 ft45 ft
67ft40ft
38 ft

Overall

39006

Males

25651

M18-39

25651

20K→Half

12.4 - 13.1 mi

Top 55%
45 ft26 ft
8ft27ft
20 ft

Overall

32794

Males

22395

M18-39

22395

Half→25K

13.1 - 15.5 mi

Top 67%
25 ft12 ft
50ft63ft
20 ft

Overall

39998

Males

25682

M18-39

25682

25K→30K

15.5 - 18.6 mi

Top 76%
12 ft35 ft
69ft46ft
28 ft

Overall

45304

Males

27679

M18-39

27679

30K→35K

18.6 - 21.8 mi

Top 73%
35 ft34 ft
87ft88ft
23 ft

Overall

43628

Males

26342

M18-39

26342

35K→40K

21.8 - 24.9 mi

Top 77%
34 ft17 ft
58ft75ft
31 ft

Overall

45764

Males

27142

M18-39

27142

40K→Finish

24.9 - 26.2 mi

Top 73%
17 ft13 ft
14ft18ft
13 ft

Overall

43847

Males

26260

M18-39

26260

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing