Jack Denson

Bib: 14781 M AU

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
9:22/mi
29:04
49125
10K· 6.21 mi
9:29/mi
58:31
5081
15K· 9.32 mi
11:02/mi
1:32:45
4451
20K· 12.43 mi
10:54/mi
2:06:35
6740
Half· 13.10 mi
12:24/mi
2:14:54
27
25K· 15.53 mi
12:38/mi
2:45:38
5063
30K· 18.64 mi
13:46/mi
3:28:22
6946
35K· 21.75 mi
14:44/mi
4:14:06
8788
40K· 24.85 mi
14:28/mi
4:59:00
5875
Finish· 26.22 mi
14:48/mi
5:19:10
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
2:14:5410:18 /mi⚡ faster
2nd Half
3:04:1614:03 /mi+36.6%
Positive split — 36.6% 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
29:049:223.11 mi29:04
9:22
-
10K
58:319:263.10 mi29:27
9:29
+0:07
15K
1:32:459:583.11 mi34:14
11:02
+1:33
20K
2:06:3510:123.11 mi33:50
10:54
-0:08
Half(13.10 mi)
2:14:5410:180.67 mi8:19
12:24
+1:30
25K
2:45:3810:402.43 mi30:44
12:38
+0:14
30K
3:28:2211:113.11 mi42:44
13:46
+1:08
35K
4:14:0611:423.11 mi45:44
14:44
+0:58
40K
4:59:0012:023.10 mi44:54
14:28
-0:16
Finish(26.22 mi)
5:19:1012:111.37 mi20:10
14:48
+0:20
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

9:22 /mi

Average Pace

12:11 /mi

Slowest Pace

14:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:06:35

40% of race

Time at Steady Pace

39:03

12% of race

Time at Slower Pace

2:33:32

48% of race

Average Pace: 12:10 /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 mi316602212822128417912723327233
10K3.10 mi31382+27821975+15321975+153312492186121861
15K3.11 mi35238-385624134-215924134-2159417912723327233
20K3.11 mi36710-147224785-65124785-651409112654726547
Half(13.10 mi)0.67 mi37523-81325168-38325168-383476422912829128
25K2.43 mi39473-195025998-83025998-830458732830228302
30K3.11 mi41480-200726734-73626734-736480112887628876
35K3.11 mi43171-169127287-55327287-553494352904129041
40K3.10 mi44265-109427646-35927646-359504342939129391
Finish(26.22 mi)1.37 mi44927-66227885-23927885-239538093097530975

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
131 ft55 ft
49ft125ft
117 ft

Overall

41791

Males

27233

M18-39

27233

5K→10K

3.1 - 6.2 mi

Top 52%
55 ft24 ft
50ft81ft
45 ft

Overall

31249

Males

21861

M18-39

21861

10K→15K

6.2 - 9.3 mi

Top 70%
24 ft18 ft
44ft51ft
17 ft

Overall

41791

Males

27233

M18-39

27233

15K→20K

9.3 - 12.4 mi

Top 68%
18 ft45 ft
67ft40ft
38 ft

Overall

40911

Males

26547

M18-39

26547

20K→Half

12.4 - 13.1 mi

Top 80%
45 ft26 ft
8ft27ft
20 ft

Overall

47642

Males

29128

M18-39

29128

Half→25K

13.1 - 15.5 mi

Top 77%
25 ft12 ft
50ft63ft
20 ft

Overall

45873

Males

28302

M18-39

28302

25K→30K

15.5 - 18.6 mi

Top 80%
12 ft35 ft
69ft46ft
28 ft

Overall

48011

Males

28876

M18-39

28876

30K→35K

18.6 - 21.8 mi

Top 83%
35 ft34 ft
87ft88ft
23 ft

Overall

49435

Males

29041

M18-39

29041

35K→40K

21.8 - 24.9 mi

Top 84%
34 ft17 ft
58ft75ft
31 ft

Overall

50434

Males

29391

M18-39

29391

40K→Finish

24.9 - 26.2 mi

Top 90%
17 ft13 ft
14ft18ft
13 ft

Overall

53809

Males

30975

M18-39

30975

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing