Jemma Willins

Bib: 15719 F GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 37%
Gender (Female)
#0 / 26115
Top 25%
Division (F18-39)
#0 / 14744
Top 26%
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
8:32/mi
26:28
49125
10K· 6.21 mi
8:32/mi
52:58
5081
15K· 9.32 mi
8:38/mi
1:19:47
4451
20K· 12.43 mi
8:38/mi
1:46:35
6740
Half· 13.10 mi
9:06/mi
1:52:41
27
25K· 15.53 mi
9:18/mi
2:15:18
5063
30K· 18.64 mi
9:35/mi
2:45:03
6946
35K· 21.75 mi
10:11/mi
3:16:41
8788
40K· 24.85 mi
11:22/mi
3:51:59
5875
Finish· 26.22 mi
9:29/mi
4:04:55
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
1:52:418:37 /mi⚡ faster
2nd Half
2:12:1410:05 /mi+17.3%
Positive split — 17.3% slower in the second half
AI Race Performance Report

Jemma'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
26:288:323.11 mi26:28
8:32
-
10K
52:588:323.10 mi26:30
8:32
0:00
15K
1:19:478:343.11 mi26:49
8:38
+0:06
20K
1:46:358:353.11 mi26:49
8:38
0:00
Half(13.10 mi)
1:52:418:370.67 mi6:06
9:06
+0:28
25K
2:15:188:432.43 mi22:37
9:18
+0:12
30K
2:45:038:523.11 mi29:45
9:35
+0:17
35K
3:16:419:033.11 mi31:38
10:11
+0:36
40K
3:51:599:213.10 mi35:18
11:22
+1:11
Finish(26.22 mi)
4:04:559:211.37 mi12:56
9:29
-1:53
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

8:32 /mi

Average Pace

9:21 /mi

Slowest Pace

11:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:46:35

44% of race

Time at Steady Pace

1:11:24

29% of race

Time at Slower Pace

1:06:56

27% of race

Average Pace: 9:20 /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 mi20039520552051745543374337
10K3.10 mi19284+7554968+2374968+2371869047944794
15K3.11 mi18560+7244738+2304738+2301745543374337
20K3.11 mi18665-1054787-494787-491925349544954
Half(13.10 mi)0.67 mi18791-1264816-294816-292167258795879
25K2.43 mi19502-7115076-2605076-2602368067116711
30K3.11 mi19891-3895285-2095285-2092249865666566
35K3.11 mi20458-5675662-3775662-3772306373137313
40K3.10 mi22191-17336476-8146476-814306351127111271
Finish(26.22 mi)1.37 mi21948+2436451+256451+251888561516151

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
131 ft55 ft
49ft125ft
117 ft

Overall

17455

Females

4337

F18-39

4337

5K→10K

3.1 - 6.2 mi

Top 31%
55 ft24 ft
50ft81ft
45 ft

Overall

18690

Females

4794

F18-39

4794

10K→15K

6.2 - 9.3 mi

Top 29%
24 ft18 ft
44ft51ft
17 ft

Overall

17455

Females

4337

F18-39

4337

15K→20K

9.3 - 12.4 mi

Top 32%
18 ft45 ft
67ft40ft
38 ft

Overall

19253

Females

4954

F18-39

4954

20K→Half

12.4 - 13.1 mi

Top 36%
45 ft26 ft
8ft27ft
20 ft

Overall

21672

Females

5879

F18-39

5879

Half→25K

13.1 - 15.5 mi

Top 40%
25 ft12 ft
50ft63ft
20 ft

Overall

23680

Females

6711

F18-39

6711

25K→30K

15.5 - 18.6 mi

Top 38%
12 ft35 ft
69ft46ft
28 ft

Overall

22498

Females

6566

F18-39

6566

30K→35K

18.6 - 21.8 mi

Top 39%
35 ft34 ft
87ft88ft
23 ft

Overall

23063

Females

7313

F18-39

7313

35K→40K

21.8 - 24.9 mi

Top 51%
34 ft17 ft
58ft75ft
31 ft

Overall

30635

Females

11271

F18-39

11271

40K→Finish

24.9 - 26.2 mi

Top 32%
17 ft13 ft
14ft18ft
13 ft

Overall

18885

Females

6151

F18-39

6151

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing