Nicola Williams

Bib: 72543 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
12:54/mi
40:03
49125
10K· 6.21 mi
13:14/mi
1:21:09
5081
15K· 9.32 mi
13:06/mi
2:01:49
4451
20K· 12.43 mi
13:28/mi
2:43:38
6740
Half· 13.10 mi
13:43/mi
2:52:50
27
25K· 15.53 mi
14:35/mi
3:28:20
5063
30K· 18.64 mi
15:45/mi
4:17:13
6946
35K· 21.75 mi
16:19/mi
5:07:53
8788
40K· 24.85 mi
15:29/mi
5:55:59
5875
Finish· 26.22 mi
14:34/mi
6:15:50
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
2:52:5013:12 /mi⚡ faster
2nd Half
3:23:0015:29 /mi+17.5%
Positive split — 17.5% slower in the second half
AI Race Performance Report

Nicola'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
40:0312:543.11 mi40:03
12:54
-
10K
1:21:0913:043.10 mi41:06
13:14
+0:20
15K
2:01:4913:053.11 mi40:40
13:06
-0:08
20K
2:43:3813:113.11 mi41:49
13:28
+0:22
Half(13.10 mi)
2:52:5013:120.67 mi9:12
13:43
+0:15
25K
3:28:2013:252.43 mi35:30
14:35
+0:52
30K
4:17:1313:483.11 mi48:53
15:45
+1:10
35K
5:07:5314:103.11 mi50:40
16:19
+0:34
40K
5:55:5914:203.10 mi48:06
15:29
-0:50
Finish(26.22 mi)
6:15:5014:211.37 mi19:51
14:34
-0:55
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Nicola's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

12:54 /mi

Average Pace

14:21 /mi

Slowest Pace

16:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:52:50

46% of race

Time at Steady Pace

55:21

15% of race

Time at Slower Pace

2:27:39

39% of race

Average Pace: 14:20 /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 mi569062395523955531192146321463
10K3.10 mi56441+46523633+32223633+322559262332523325
15K3.11 mi55430+101122936+69722936+697531192146321463
20K3.11 mi54925+50522631+30522631+305533312180221802
Half(13.10 mi)0.67 mi54811+11422568+6322568+63527562161021610
25K2.43 mi54453+35822368+20022368+200528682167521675
30K3.11 mi54585-13222495-12722495-127547372296022960
35K3.11 mi54714-12922655-16022655-160547072317623176
40K3.10 mi54778-6422731-7622731-76540622288822888
Finish(26.22 mi)1.37 mi54751+2722747-1622747-16531422241922419

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
131 ft55 ft
49ft125ft
117 ft

Overall

53119

Females

21463

F18-39

21463

5K→10K

3.1 - 6.2 mi

Top 94%
55 ft24 ft
50ft81ft
45 ft

Overall

55926

Females

23325

F18-39

23325

10K→15K

6.2 - 9.3 mi

Top 89%
24 ft18 ft
44ft51ft
17 ft

Overall

53119

Females

21463

F18-39

21463

15K→20K

9.3 - 12.4 mi

Top 89%
18 ft45 ft
67ft40ft
38 ft

Overall

53331

Females

21802

F18-39

21802

20K→Half

12.4 - 13.1 mi

Top 88%
45 ft26 ft
8ft27ft
20 ft

Overall

52756

Females

21610

F18-39

21610

Half→25K

13.1 - 15.5 mi

Top 88%
25 ft12 ft
50ft63ft
20 ft

Overall

52868

Females

21675

F18-39

21675

25K→30K

15.5 - 18.6 mi

Top 92%
12 ft35 ft
69ft46ft
28 ft

Overall

54737

Females

22960

F18-39

22960

30K→35K

18.6 - 21.8 mi

Top 92%
35 ft34 ft
87ft88ft
23 ft

Overall

54707

Females

23176

F18-39

23176

35K→40K

21.8 - 24.9 mi

Top 90%
34 ft17 ft
58ft75ft
31 ft

Overall

54062

Females

22888

F18-39

22888

40K→Finish

24.9 - 26.2 mi

Top 89%
17 ft13 ft
14ft18ft
13 ft

Overall

53142

Females

22419

F18-39

22419

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing