Leah Culpin

Bib: 70623 F GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Gender (Female)
#0 / 26115
Division (F18-39)
#0 / 14744
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
11:19/mi
35:09
49125
10K· 6.21 mi
14:24/mi
1:19:53
5081
15K· 9.32 mi
12:56/mi
2:00:03
4451
20K· 12.43 mi
16:24/mi
2:50:58
6740
Half· 13.10 mi
12:14/mi
2:59:10
27
25K· 15.53 mi
14:09/mi
3:33:37
5063
30K· 18.64 mi
14:52/mi
4:19:47
6946
35K· 21.75 mi
16:37/mi
5:11:23
8788
40K· 24.85 mi
15:27/mi
5:59:20
5875
Finish· 26.22 mi
15:53/mi
6:20:59
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
2:59:1013:41 /mi⚡ faster
2nd Half
3:21:4915:23 /mi+12.6%
Positive split — 12.6% slower in the second half
AI Race Performance Report

Leah'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
35:0911:193.11 mi35:09
11:19
-
10K
1:19:5312:523.10 mi44:44
14:24
+3:05
15K
2:00:0312:533.11 mi40:10
12:56
-1:28
20K
2:50:5813:463.11 mi50:55
16:24
+3:28
Half(13.10 mi)
2:59:1013:410.67 mi8:12
12:14
-4:10
25K
3:33:3713:462.43 mi34:27
14:09
+1:55
30K
4:19:4713:573.11 mi46:10
14:52
+0:43
35K
5:11:2314:203.11 mi51:36
16:37
+1:45
40K
5:59:2014:283.10 mi47:57
15:27
-1:10
Finish(26.22 mi)
6:20:5914:331.37 mi21:39
15:53
+0:26
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Leah's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

11:19 /mi

Average Pace

14:32 /mi

Slowest Pace

16:37 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:23:31

22% of race

Time at Steady Pace

2:53:18

45% of race

Time at Slower Pace

2:04:10

33% of race

Average Pace: 14:32 /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. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi506091964119641525172106121061
10K3.10 mi55915-530623276-363523276-3635578832470724707
15K3.11 mi54905+101022586+69022586+690525172106121061
20K3.11 mi56407-150223658-107223658-1072582902504225042
Half(13.10 mi)0.67 mi56049+35823419+23923419+239469331804918049
25K2.43 mi55397+65222976+44322976+443516492093520935
30K3.11 mi55000+39722770+20622770+206522382150021500
35K3.11 mi55196-19622961-19122961-191554132359523595
40K3.10 mi55123+7322959+222959+2539242281422814
Finish(26.22 mi)1.37 mi55255-13223068-10923068-109562312411324113

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
131 ft55 ft
49ft125ft
117 ft

Overall

52517

Females

21061

F18-39

21061

5K→10K

3.1 - 6.2 mi

Top 97%
55 ft24 ft
50ft81ft
45 ft

Overall

57883

Females

24707

F18-39

24707

10K→15K

6.2 - 9.3 mi

Top 88%
24 ft18 ft
44ft51ft
17 ft

Overall

52517

Females

21061

F18-39

21061

15K→20K

9.3 - 12.4 mi

Top 97%
18 ft45 ft
67ft40ft
38 ft

Overall

58290

Females

25042

F18-39

25042

20K→Half

12.4 - 13.1 mi

Top 79%
45 ft26 ft
8ft27ft
20 ft

Overall

46933

Females

18049

F18-39

18049

Half→25K

13.1 - 15.5 mi

Top 86%
25 ft12 ft
50ft63ft
20 ft

Overall

51649

Females

20935

F18-39

20935

25K→30K

15.5 - 18.6 mi

Top 87%
12 ft35 ft
69ft46ft
28 ft

Overall

52238

Females

21500

F18-39

21500

30K→35K

18.6 - 21.8 mi

Top 93%
35 ft34 ft
87ft88ft
23 ft

Overall

55413

Females

23595

F18-39

23595

35K→40K

21.8 - 24.9 mi

Top 90%
34 ft17 ft
58ft75ft
31 ft

Overall

53924

Females

22814

F18-39

22814

40K→Finish

24.9 - 26.2 mi

Top 94%
17 ft13 ft
14ft18ft
13 ft

Overall

56231

Females

24113

F18-39

24113

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing