Karl Fenn

Bib: 14321 M GB

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Top 35%
Gender (Male)
#0 / 33594
Top 44%
Masters (Masters Men)
#0 / 16876
Top 41%
Division (M40-44)
#0 / 4826
Top 48%
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
8:37/mi
26:46
49125
10K· 6.21 mi
8:58/mi
54:36
5081
15K· 9.32 mi
9:14/mi
1:23:15
4451
20K· 12.43 mi
9:01/mi
1:51:13
6740
Half· 13.10 mi
9:43/mi
1:57:44
27
25K· 15.53 mi
9:14/mi
2:20:13
5063
30K· 18.64 mi
9:25/mi
2:49:26
6946
35K· 21.75 mi
9:51/mi
3:20:01
8788
40K· 24.85 mi
9:31/mi
3:49:32
5875
Finish· 26.22 mi
9:05/mi
4:01:54
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
1:57:449:00 /mi⚡ faster
2nd Half
2:04:109:28 /mi+5.5%
Positive split — 5.5% 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
26:468:373.11 mi26:46
8:37
-
10K
54:368:483.10 mi27:50
8:58
+0:21
15K
1:23:158:563.11 mi28:39
9:14
+0:16
20K
1:51:138:573.11 mi27:58
9:01
-0:13
Half(13.10 mi)
1:57:449:000.67 mi6:31
9:43
+0:42
25K
2:20:139:022.43 mi22:29
9:14
-0:29
30K
2:49:269:063.11 mi29:13
9:25
+0:11
35K
3:20:019:123.11 mi30:35
9:51
+0:26
40K
3:49:329:153.10 mi29:31
9:31
-0:20
Finish(26.22 mi)
4:01:549:141.37 mi12:22
9:05
-0:26
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

8:37 /mi

Average Pace

9:14 /mi

Slowest Pace

9:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:55:17

72% of race

Time at Steady Pace

1:06:37

28% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:14 /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. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi212511560615606241261750817508
10K3.10 mi22571-132016449-84316449-843239221732117321
15K3.11 mi22964-39316713-26416713-264241261750817508
20K3.11 mi23036-7216768-5516768-55236391714117141
Half(13.10 mi)0.67 mi23319-28316957-18916957-189279511967219672
25K2.43 mi23113+20616775+18216775+182231221657616576
30K3.11 mi22509+60416269+50616269+506210771503615036
35K3.11 mi22121+38815835+43415835+434207421436514365
40K3.10 mi21318+80315134+70115134+701173431182311823
Finish(26.22 mi)1.37 mi21020+29814896+23814896+238155231066510665

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
131 ft55 ft
49ft125ft
117 ft

Overall

24126

Males

17508

M40-44

17508

5K→10K

3.1 - 6.2 mi

Top 40%
55 ft24 ft
50ft81ft
45 ft

Overall

23922

Males

17321

M40-44

17321

10K→15K

6.2 - 9.3 mi

Top 40%
24 ft18 ft
44ft51ft
17 ft

Overall

24126

Males

17508

M40-44

17508

15K→20K

9.3 - 12.4 mi

Top 40%
18 ft45 ft
67ft40ft
38 ft

Overall

23639

Males

17141

M40-44

17141

20K→Half

12.4 - 13.1 mi

Top 47%
45 ft26 ft
8ft27ft
20 ft

Overall

27951

Males

19672

M40-44

19672

Half→25K

13.1 - 15.5 mi

Top 39%
25 ft12 ft
50ft63ft
20 ft

Overall

23122

Males

16576

M40-44

16576

25K→30K

15.5 - 18.6 mi

Top 35%
12 ft35 ft
69ft46ft
28 ft

Overall

21077

Males

15036

M40-44

15036

30K→35K

18.6 - 21.8 mi

Top 35%
35 ft34 ft
87ft88ft
23 ft

Overall

20742

Males

14365

M40-44

14365

35K→40K

21.8 - 24.9 mi

Top 29%
34 ft17 ft
58ft75ft
31 ft

Overall

17343

Males

11823

M40-44

11823

40K→Finish

24.9 - 26.2 mi

Top 26%
17 ft13 ft
14ft18ft
13 ft

Overall

15523

Males

10665

M40-44

10665

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing