Chloe Westhead

Bib: 82198 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
10:40/mi
33:08
49125
10K· 6.21 mi
11:01/mi
1:07:21
5081
15K· 9.32 mi
11:23/mi
1:42:42
4451
20K· 12.43 mi
11:35/mi
2:18:41
6740
Half· 13.10 mi
12:45/mi
2:27:14
27
25K· 15.53 mi
13:38/mi
3:00:26
5063
30K· 18.64 mi
13:36/mi
3:42:41
6946
35K· 21.75 mi
13:49/mi
4:25:36
8788
40K· 24.85 mi
13:26/mi
5:07:18
5875
Finish· 26.22 mi
12:12/mi
5:23:56
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
2:27:1411:15 /mi⚡ faster
2nd Half
2:56:4213:29 /mi+20.0%
Positive split — 20.0% slower in the second half
AI Race Performance Report

Chloe'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
33:0810:403.11 mi33:08
10:40
-
10K
1:07:2110:513.10 mi34:13
11:01
+0:21
15K
1:42:4211:023.11 mi35:21
11:23
+0:22
20K
2:18:4111:103.11 mi35:59
11:35
+0:12
Half(13.10 mi)
2:27:1411:150.67 mi8:33
12:45
+1:10
25K
3:00:2611:372.43 mi33:12
13:38
+0:53
30K
3:42:4111:573.11 mi42:15
13:36
-0:02
35K
4:25:3612:133.11 mi42:55
13:49
+0:13
40K
5:07:1812:223.10 mi41:42
13:26
-0:23
Finish(26.22 mi)
5:23:5612:221.37 mi16:38
12:12
-1:14
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Chloe's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

10:40 /mi

Average Pace

12:22 /mi

Slowest Pace

13:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:18:41

43% of race

Time at Steady Pace

25:11

8% of race

Time at Slower Pace

2:40:04

49% of race

Average Pace: 12:21 /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 mi453751644816448445241604016040
10K3.10 mi45491-11616526-7816526-78456591666716667
15K3.11 mi44991+50016246+28016246+280445241604016040
20K3.11 mi45154-16316416-17016416-170456221698316983
Half(13.10 mi)0.67 mi45450-29616622-20616622-206492761942619426
25K2.43 mi46561-111117415-79317415-793499101989119891
30K3.11 mi46700-13917635-22017635-220473111867018670
35K3.11 mi46445+25517624+1117624+11452301803618036
40K3.10 mi46253+19217640-1617640-16449431815818158
Finish(26.22 mi)1.37 mi45978+27517543+9717543+97412391622916229

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
131 ft55 ft
49ft125ft
117 ft

Overall

44524

Females

16040

F18-39

16040

5K→10K

3.1 - 6.2 mi

Top 76%
55 ft24 ft
50ft81ft
45 ft

Overall

45659

Females

16667

F18-39

16667

10K→15K

6.2 - 9.3 mi

Top 74%
24 ft18 ft
44ft51ft
17 ft

Overall

44524

Females

16040

F18-39

16040

15K→20K

9.3 - 12.4 mi

Top 76%
18 ft45 ft
67ft40ft
38 ft

Overall

45622

Females

16983

F18-39

16983

20K→Half

12.4 - 13.1 mi

Top 82%
45 ft26 ft
8ft27ft
20 ft

Overall

49276

Females

19426

F18-39

19426

Half→25K

13.1 - 15.5 mi

Top 83%
25 ft12 ft
50ft63ft
20 ft

Overall

49910

Females

19891

F18-39

19891

25K→30K

15.5 - 18.6 mi

Top 79%
12 ft35 ft
69ft46ft
28 ft

Overall

47311

Females

18670

F18-39

18670

30K→35K

18.6 - 21.8 mi

Top 76%
35 ft34 ft
87ft88ft
23 ft

Overall

45230

Females

18036

F18-39

18036

35K→40K

21.8 - 24.9 mi

Top 75%
34 ft17 ft
58ft75ft
31 ft

Overall

44943

Females

18158

F18-39

18158

40K→Finish

24.9 - 26.2 mi

Top 69%
17 ft13 ft
14ft18ft
13 ft

Overall

41239

Females

16229

F18-39

16229

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing