Katherine Larcombe

Bib: 18216 F GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 47%
Gender (Female)
#0 / 26115
Top 34%
Division (F18-39)
#0 / 14744
Top 35%
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
9:05/mi
28:13
49125
10K· 6.21 mi
9:13/mi
56:51
5081
15K· 9.32 mi
9:13/mi
1:25:28
4451
20K· 12.43 mi
8:57/mi
1:53:14
6740
Half· 13.10 mi
9:12/mi
1:59:24
27
25K· 15.53 mi
9:01/mi
2:21:20
5063
30K· 18.64 mi
9:11/mi
2:49:49
6946
35K· 21.75 mi
13:38/mi
3:32:09
8788
40K· 24.85 mi
12:02/mi
4:09:32
5875
Finish· 26.22 mi
10:02/mi
4:23:13
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
1:59:249:07 /mi⚡ faster
2nd Half
2:23:4910:58 /mi+20.4%
Positive split — 20.4% slower in the second half
AI Race Performance Report

Katherine'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
28:139:053.11 mi28:13
9:05
-
10K
56:519:093.10 mi28:38
9:13
+0:08
15K
1:25:289:113.11 mi28:37
9:13
0:00
20K
1:53:149:073.11 mi27:46
8:57
-0:16
Half(13.10 mi)
1:59:249:070.67 mi6:10
9:12
+0:15
25K
2:21:209:062.43 mi21:56
9:01
-0:11
30K
2:49:499:073.11 mi28:29
9:11
+0:10
35K
3:32:099:463.11 mi42:20
13:38
+4:27
40K
4:09:3210:033.10 mi37:23
12:02
-1:36
Finish(26.22 mi)
4:23:1310:031.37 mi13:41
10:02
-2:00
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Katherine's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:57 /mi

Average Pace

10:03 /mi

Slowest Pace

13:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:49:49

65% of race

Time at Slower Pace

1:33:24

35% of race

Average Pace: 10:02 /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 mi28072811181112403065596559
10K3.10 mi27765+3077998+1137998+1132775079877987
15K3.11 mi26376+13897450+5487450+5482403065596559
20K3.11 mi25247+11297032+4187032+4182283861906190
Half(13.10 mi)0.67 mi25053+1946966+666966+662293063346334
25K2.43 mi24098+9556662+3046662+3042070256555655
30K3.11 mi22763+13356306+3566306+3561882752005200
35K3.11 mi27330-45678286-19808286-1980442111753117531
40K3.10 mi28372-10428923-6378923-637357261369813698
Finish(26.22 mi)1.37 mi27966+4068839+848839+842335480068006

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
131 ft55 ft
49ft125ft
117 ft

Overall

24030

Females

6559

F18-39

6559

5K→10K

3.1 - 6.2 mi

Top 46%
55 ft24 ft
50ft81ft
45 ft

Overall

27750

Females

7987

F18-39

7987

10K→15K

6.2 - 9.3 mi

Top 40%
24 ft18 ft
44ft51ft
17 ft

Overall

24030

Females

6559

F18-39

6559

15K→20K

9.3 - 12.4 mi

Top 38%
18 ft45 ft
67ft40ft
38 ft

Overall

22838

Females

6190

F18-39

6190

20K→Half

12.4 - 13.1 mi

Top 38%
45 ft26 ft
8ft27ft
20 ft

Overall

22930

Females

6334

F18-39

6334

Half→25K

13.1 - 15.5 mi

Top 35%
25 ft12 ft
50ft63ft
20 ft

Overall

20702

Females

5655

F18-39

5655

25K→30K

15.5 - 18.6 mi

Top 31%
12 ft35 ft
69ft46ft
28 ft

Overall

18827

Females

5200

F18-39

5200

30K→35K

18.6 - 21.8 mi

Top 74%
35 ft34 ft
87ft88ft
23 ft

Overall

44211

Females

17531

F18-39

17531

35K→40K

21.8 - 24.9 mi

Top 60%
34 ft17 ft
58ft75ft
31 ft

Overall

35726

Females

13698

F18-39

13698

40K→Finish

24.9 - 26.2 mi

Top 39%
17 ft13 ft
14ft18ft
13 ft

Overall

23354

Females

8006

F18-39

8006

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing