Karl Santos

Bib: 11512 M GI

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 37%
Gender (Male)
#0 / 33594
Top 47%
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
8:30/mi
26:23
49125
10K· 6.21 mi
8:34/mi
52:59
5081
15K· 9.32 mi
8:27/mi
1:19:14
4451
20K· 12.43 mi
8:31/mi
1:45:39
6740
Half· 13.10 mi
8:42/mi
1:51:29
27
25K· 15.53 mi
8:53/mi
2:13:06
5063
30K· 18.64 mi
9:50/mi
2:43:39
6946
35K· 21.75 mi
10:29/mi
3:16:12
8788
40K· 24.85 mi
11:24/mi
3:51:34
5875
Finish· 26.22 mi
10:44/mi
4:06:12
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
1:51:298:31 /mi⚡ faster
2nd Half
2:14:4310:17 /mi+20.8%
Positive split — 20.8% slower in the second half
AI Race Performance Report

Karl'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
26:238:303.11 mi26:23
8:30
-
10K
52:598:323.10 mi26:36
8:34
+0:04
15K
1:19:148:313.11 mi26:15
8:27
-0:07
20K
1:45:398:313.11 mi26:25
8:31
+0:04
Half(13.10 mi)
1:51:298:310.67 mi5:50
8:42
+0:11
25K
2:13:068:352.43 mi21:37
8:53
+0:11
30K
2:43:398:473.11 mi30:33
9:50
+0:57
35K
3:16:129:023.11 mi32:33
10:29
+0:39
40K
3:51:349:203.10 mi35:22
11:24
+0:55
Finish(26.22 mi)
4:06:129:241.37 mi14:38
10:44
-0:40
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Karl's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:27 /mi

Average Pace

9:24 /mi

Slowest Pace

11:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:13:06

54% of race

Time at Slower Pace

1:53:06

46% of race

Average Pace: 9:23 /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 mi196981460414604157971200812008
10K3.10 mi19300+39814310+29414310+294190071409514095
15K3.11 mi17929+137113395+91513395+915157971200812008
20K3.11 mi17862+6713338+5713338+57179951342413424
Half(13.10 mi)0.67 mi17816+4613305+3313305+33175231309613096
25K2.43 mi18012-19613397-9213397-92193151415114151
30K3.11 mi19088-107614061-66414061-664243181699816998
35K3.11 mi20204-111614612-55114612-551249031672716727
40K3.10 mi22037-183315581-96915581-969307891939819398
Finish(26.22 mi)1.37 mi22337-30015708-12715708-127291441850018500

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
131 ft55 ft
49ft125ft
117 ft

Overall

15797

Males

12008

M18-39

12008

5K→10K

3.1 - 6.2 mi

Top 32%
55 ft24 ft
50ft81ft
45 ft

Overall

19007

Males

14095

M18-39

14095

10K→15K

6.2 - 9.3 mi

Top 26%
24 ft18 ft
44ft51ft
17 ft

Overall

15797

Males

12008

M18-39

12008

15K→20K

9.3 - 12.4 mi

Top 30%
18 ft45 ft
67ft40ft
38 ft

Overall

17995

Males

13424

M18-39

13424

20K→Half

12.4 - 13.1 mi

Top 29%
45 ft26 ft
8ft27ft
20 ft

Overall

17523

Males

13096

M18-39

13096

Half→25K

13.1 - 15.5 mi

Top 32%
25 ft12 ft
50ft63ft
20 ft

Overall

19315

Males

14151

M18-39

14151

25K→30K

15.5 - 18.6 mi

Top 41%
12 ft35 ft
69ft46ft
28 ft

Overall

24318

Males

16998

M18-39

16998

30K→35K

18.6 - 21.8 mi

Top 42%
35 ft34 ft
87ft88ft
23 ft

Overall

24903

Males

16727

M18-39

16727

35K→40K

21.8 - 24.9 mi

Top 51%
34 ft17 ft
58ft75ft
31 ft

Overall

30789

Males

19398

M18-39

19398

40K→Finish

24.9 - 26.2 mi

Top 49%
17 ft13 ft
14ft18ft
13 ft

Overall

29144

Males

18500

M18-39

18500

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing