Cj Clarke

Bib: 45230 M GB

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Top 5%
Gender (Male)
#0 / 33594
Top 8%
Masters (Masters Men)
#0 / 16876
Top 6%
Division (M40-44)
#0 / 4826
Top 10%
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
6:49/mi
21:10
49125
10K· 6.21 mi
6:53/mi
42:32
5081
15K· 9.32 mi
6:56/mi
1:04:04
4451
20K· 12.43 mi
6:45/mi
1:25:00
6740
Half· 13.10 mi
6:55/mi
1:29:38
27
25K· 15.53 mi
6:47/mi
1:46:07
5063
30K· 18.64 mi
6:49/mi
2:07:15
6946
35K· 21.75 mi
6:42/mi
2:28:02
8788
40K· 24.85 mi
6:50/mi
2:49:13
5875
Finish· 26.22 mi
6:55/mi
2:58:38
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
1:29:386:51 /mi⚖️ balanced
2nd Half
1:29:006:48 /mi⚖️ balanced
Even split — consistent pacing between halves
AI Race Performance Report

Cj'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
21:106:493.11 mi21:10
6:49
-
10K
42:326:513.10 mi21:22
6:53
+0:04
15K
1:04:046:533.11 mi21:32
6:56
+0:03
20K
1:25:006:513.11 mi20:56
6:45
-0:11
Half(13.10 mi)
1:29:386:510.67 mi4:38
6:55
+0:10
25K
1:46:076:502.43 mi16:29
6:47
-0:08
30K
2:07:156:503.11 mi21:08
6:49
+0:02
35K
2:28:026:493.11 mi20:47
6:42
-0:07
40K
2:49:136:493.10 mi21:11
6:50
+0:08
Finish(26.22 mi)
2:58:386:501.37 mi9:25
6:55
+0:05
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Cj's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

6:42 /mi

Average Pace

6:49 /mi

Slowest Pace

6:56 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:58:38

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:49 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi467442124212393536233623
10K3.10 mi4698-244252-404252-40472542954295
15K3.11 mi4446+2524040+2124040+212393536233623
20K3.11 mi4241+2053874+1663874+166375934773477
Half(13.10 mi)0.67 mi4203+383844+303844+30370834363436
25K2.43 mi4021+1823692+1523692+152333631043104
30K3.11 mi3691+3303409+2833409+283270525342534
35K3.11 mi3268+4233039+3703039+370190717921792
40K3.10 mi3034+2342820+2192820+219210819431943
Finish(26.22 mi)1.37 mi2967+672755+652755+65246422072207

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
131 ft55 ft
49ft125ft
117 ft

Overall

3935

Males

3623

M40-44

3623

5K→10K

3.1 - 6.2 mi

Top 8%
55 ft24 ft
50ft81ft
45 ft

Overall

4725

Males

4295

M40-44

4295

10K→15K

6.2 - 9.3 mi

Top 7%
24 ft18 ft
44ft51ft
17 ft

Overall

3935

Males

3623

M40-44

3623

15K→20K

9.3 - 12.4 mi

Top 6%
18 ft45 ft
67ft40ft
38 ft

Overall

3759

Males

3477

M40-44

3477

20K→Half

12.4 - 13.1 mi

Top 6%
45 ft26 ft
8ft27ft
20 ft

Overall

3708

Males

3436

M40-44

3436

Half→25K

13.1 - 15.5 mi

Top 6%
25 ft12 ft
50ft63ft
20 ft

Overall

3336

Males

3104

M40-44

3104

25K→30K

15.5 - 18.6 mi

Top 5%
12 ft35 ft
69ft46ft
28 ft

Overall

2705

Males

2534

M40-44

2534

30K→35K

18.6 - 21.8 mi

Top 3%
35 ft34 ft
87ft88ft
23 ft

Overall

1907

Males

1792

M40-44

1792

35K→40K

21.8 - 24.9 mi

Top 4%
34 ft17 ft
58ft75ft
31 ft

Overall

2108

Males

1943

M40-44

1943

40K→Finish

24.9 - 26.2 mi

Top 4%
17 ft13 ft
14ft18ft
13 ft

Overall

2464

Males

2207

M40-44

2207

Passing Analysis

Category:
Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#4674
5K10K
166142-24
#4674 #4698
10K15K
23275*+252
#4698 #4446
15K20K
15220*+205
#4446 #4241
20KHalf
1250+38
#4241 #4203
Half25K
16198+182
#4203 #4021
25K30K
9339+330
#4021 #3691
30K35K
3426*+423
#3691 #3268
35K40K
22256*+234
#3268 #3034
40KFinish
3097+67
#3034 #2967
TOTALS
2962003*+1707
#4674 #2967

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Visualized

Category:
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Passing Circle

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Position Flow

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Race Lanes

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Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing