Leigh Dassonville

Bib: 78560 F US

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Gender (Female)
#0 / 26115
Masters (Masters Women)
#0 / 11371
Division (F55-59)
#0 / 1484
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
10:28/mi
32:29
49125
10K· 6.21 mi
10:49/mi
1:06:04
5081
15K· 9.32 mi
11:33/mi
1:41:57
4451
20K· 12.43 mi
12:29/mi
2:20:41
6740
Half· 13.10 mi
13:09/mi
2:29:30
27
25K· 15.53 mi
13:32/mi
3:02:27
5063
30K· 18.64 mi
14:17/mi
3:46:47
6946
35K· 21.75 mi
13:59/mi
4:30:11
8788
40K· 24.85 mi
14:03/mi
5:13:49
5875
Finish· 26.22 mi
14:03/mi
5:32:59
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
2:29:3011:25 /mi⚡ faster
2nd Half
3:03:2914:00 /mi+22.7%
Positive split — 22.7% slower in the second half
AI Race Performance Report

Leigh'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
32:2910:283.11 mi32:29
10:28
-
10K
1:06:0410:383.10 mi33:35
10:49
+0:21
15K
1:41:5710:573.11 mi35:53
11:33
+0:44
20K
2:20:4111:203.11 mi38:44
12:29
+0:56
Half(13.10 mi)
2:29:3011:250.67 mi8:49
13:09
+0:40
25K
3:02:2711:452.43 mi32:57
13:32
+0:23
30K
3:46:4712:103.11 mi44:20
14:17
+0:45
35K
4:30:1112:263.11 mi43:24
13:59
-0:18
40K
5:13:4912:383.10 mi43:38
14:03
+0:04
Finish(26.22 mi)
5:32:5912:431.37 mi19:10
14:03
0:00
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

10:28 /mi

Average Pace

12:43 /mi

Slowest Pace

14:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:20:41

42% of race

Time at Steady Pace

2:27:58

44% of race

Time at Slower Pace

44:20

13% of race

Average Pace: 12:42 /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. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi434391531915319457231674816748
10K3.10 mi43631-19215434-11515434-115441131575215752
15K3.11 mi44361-73015877-44315877-443457231674816748
20K3.11 mi46304-194317132-125517132-1255498511951119511
Half(13.10 mi)0.67 mi46658-35417372-24017372-240508452039420394
25K2.43 mi47354-69617872-50017872-500495771969819698
30K3.11 mi47922-56818334-46218334-462501602028020280
35K3.11 mi47592+33018273+6118273+61459611844918449
40K3.10 mi47747-15518499-22618499-226484281994919949
Finish(26.22 mi)1.37 mi47969-22218670-17118670-171514032151921519

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
131 ft55 ft
49ft125ft
117 ft

Overall

45723

Females

16748

F55-59

16748

5K→10K

3.1 - 6.2 mi

Top 74%
55 ft24 ft
50ft81ft
45 ft

Overall

44113

Females

15752

F55-59

15752

10K→15K

6.2 - 9.3 mi

Top 76%
24 ft18 ft
44ft51ft
17 ft

Overall

45723

Females

16748

F55-59

16748

15K→20K

9.3 - 12.4 mi

Top 83%
18 ft45 ft
67ft40ft
38 ft

Overall

49851

Females

19511

F55-59

19511

20K→Half

12.4 - 13.1 mi

Top 85%
45 ft26 ft
8ft27ft
20 ft

Overall

50845

Females

20394

F55-59

20394

Half→25K

13.1 - 15.5 mi

Top 83%
25 ft12 ft
50ft63ft
20 ft

Overall

49577

Females

19698

F55-59

19698

25K→30K

15.5 - 18.6 mi

Top 84%
12 ft35 ft
69ft46ft
28 ft

Overall

50160

Females

20280

F55-59

20280

30K→35K

18.6 - 21.8 mi

Top 77%
35 ft34 ft
87ft88ft
23 ft

Overall

45961

Females

18449

F55-59

18449

35K→40K

21.8 - 24.9 mi

Top 81%
34 ft17 ft
58ft75ft
31 ft

Overall

48428

Females

19949

F55-59

19949

40K→Finish

24.9 - 26.2 mi

Top 86%
17 ft13 ft
14ft18ft
13 ft

Overall

51403

Females

21519

F55-59

21519

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing