Katy Wolstencroft

Bib: 23475 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
10:11/mi
31:36
49125
10K· 6.21 mi
10:15/mi
1:03:25
5081
15K· 9.32 mi
10:52/mi
1:37:09
4451
20K· 12.43 mi
11:58/mi
2:14:18
6740
Half· 13.10 mi
11:20/mi
2:21:54
27
25K· 15.53 mi
11:36/mi
2:50:07
5063
30K· 18.64 mi
12:20/mi
3:28:23
6946
35K· 21.75 mi
12:02/mi
4:05:44
8788
40K· 24.85 mi
13:07/mi
4:46:26
5875
Finish· 26.22 mi
11:34/mi
5:02:12
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
2:21:5410:50 /mi⚡ faster
2nd Half
2:40:1812:14 /mi+13.0%
Positive split — 13.0% slower in the second half
AI Race Performance Report

Katy'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
31:3610:113.11 mi31:36
10:11
-
10K
1:03:2510:133.10 mi31:49
10:15
+0:04
15K
1:37:0910:263.11 mi33:44
10:52
+0:37
20K
2:14:1810:493.11 mi37:09
11:58
+1:06
Half(13.10 mi)
2:21:5410:500.67 mi7:36
11:20
-0:38
25K
2:50:0710:582.43 mi28:13
11:36
+0:16
30K
3:28:2311:113.11 mi38:16
12:20
+0:44
35K
4:05:4411:183.11 mi37:21
12:02
-0:18
40K
4:46:2611:323.10 mi40:42
13:07
+1:05
Finish(26.22 mi)
5:02:1211:331.37 mi15:46
11:34
-1:33
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Katy's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

10:11 /mi

Average Pace

11:32 /mi

Slowest Pace

13:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:37:09

32% of race

Time at Steady Pace

2:06:05

42% of race

Time at Slower Pace

1:18:58

26% of race

Average Pace: 11:32 /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 mi405741371613716404831378913789
10K3.10 mi39509+106513154+56213154+562388371286512865
15K3.11 mi39772-26313329-17513329-175404831378913789
20K3.11 mi42284-251214780-145114780-1451475561810518105
Half(13.10 mi)0.67 mi42195+8914758+2214758+22414861486814868
25K2.43 mi41745+45014624+13414624+134407961470314703
30K3.11 mi41491+25414703-7914703-79407911518715187
35K3.11 mi40392+109914351+35214351+352349871290012900
40K3.10 mi40875-48314775-42414775-424429971716917169
Finish(26.22 mi)1.37 mi40699+17614729+4614729+46363721395113951

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
131 ft55 ft
49ft125ft
117 ft

Overall

40483

Females

13789

F18-39

13789

5K→10K

3.1 - 6.2 mi

Top 65%
55 ft24 ft
50ft81ft
45 ft

Overall

38837

Females

12865

F18-39

12865

10K→15K

6.2 - 9.3 mi

Top 68%
24 ft18 ft
44ft51ft
17 ft

Overall

40483

Females

13789

F18-39

13789

15K→20K

9.3 - 12.4 mi

Top 80%
18 ft45 ft
67ft40ft
38 ft

Overall

47556

Females

18105

F18-39

18105

20K→Half

12.4 - 13.1 mi

Top 69%
45 ft26 ft
8ft27ft
20 ft

Overall

41486

Females

14868

F18-39

14868

Half→25K

13.1 - 15.5 mi

Top 68%
25 ft12 ft
50ft63ft
20 ft

Overall

40796

Females

14703

F18-39

14703

25K→30K

15.5 - 18.6 mi

Top 68%
12 ft35 ft
69ft46ft
28 ft

Overall

40791

Females

15187

F18-39

15187

30K→35K

18.6 - 21.8 mi

Top 59%
35 ft34 ft
87ft88ft
23 ft

Overall

34987

Females

12900

F18-39

12900

35K→40K

21.8 - 24.9 mi

Top 72%
34 ft17 ft
58ft75ft
31 ft

Overall

42997

Females

17169

F18-39

17169

40K→Finish

24.9 - 26.2 mi

Top 61%
17 ft13 ft
14ft18ft
13 ft

Overall

36372

Females

13951

F18-39

13951

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing