Nicola Heron

Bib: 50119 F GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 23%
Gender (Female)
#0 / 26115
Top 14%
Division (F18-39)
#0 / 14744
Top 15%
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
7:56/mi
24:36
49125
10K· 6.21 mi
8:06/mi
49:45
5081
15K· 9.32 mi
8:32/mi
1:16:13
4451
20K· 12.43 mi
8:17/mi
1:41:56
6740
Half· 13.10 mi
8:26/mi
1:47:35
27
25K· 15.53 mi
8:37/mi
2:08:33
5063
30K· 18.64 mi
8:45/mi
2:35:44
6946
35K· 21.75 mi
8:55/mi
3:03:26
8788
40K· 24.85 mi
8:58/mi
3:31:15
5875
Finish· 26.22 mi
8:32/mi
3:42:52
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
1:47:358:13 /mi⚡ faster
2nd Half
1:55:178:48 /mi+7.2%
Positive split — 7.2% 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
24:367:563.11 mi24:36
7:56
-
10K
49:458:013.10 mi25:09
8:06
+0:10
15K
1:16:138:113.11 mi26:28
8:32
+0:26
20K
1:41:568:133.11 mi25:43
8:17
-0:15
Half(13.10 mi)
1:47:358:130.67 mi5:39
8:26
+0:09
25K
2:08:338:172.43 mi20:58
8:37
+0:11
30K
2:35:448:223.11 mi27:11
8:45
+0:08
35K
3:03:268:273.11 mi27:42
8:55
+0:10
40K
3:31:158:303.10 mi27:49
8:58
+0:03
Finish(26.22 mi)
3:42:528:311.37 mi11:37
8:32
-0:26
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

7:56 /mi

Average Pace

8:30 /mi

Slowest Pace

8:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:20:10

63% of race

Time at Steady Pace

1:22:42

37% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:30 /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 mi13140295129511646940074007
10K3.10 mi13576-4363117-1663117-1661417433063306
15K3.11 mi14678-11023450-3333450-3331646940074007
20K3.11 mi14975-2973540-903540-901579638223822
Half(13.10 mi)0.67 mi14951+243541-13541-11496235813581
25K2.43 mi15179-2283643-1023643-1021678742504250
30K3.11 mi15013+1663652-93652-91519238803880
35K3.11 mi14556+4573621+313621+311372937153715
40K3.10 mi14061+4953583+383583+381318238663866
Finish(26.22 mi)1.37 mi13761+3003539+443539+441115131423142

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
131 ft55 ft
49ft125ft
117 ft

Overall

16469

Females

4007

F18-39

4007

5K→10K

3.1 - 6.2 mi

Top 24%
55 ft24 ft
50ft81ft
45 ft

Overall

14174

Females

3306

F18-39

3306

10K→15K

6.2 - 9.3 mi

Top 28%
24 ft18 ft
44ft51ft
17 ft

Overall

16469

Females

4007

F18-39

4007

15K→20K

9.3 - 12.4 mi

Top 26%
18 ft45 ft
67ft40ft
38 ft

Overall

15796

Females

3822

F18-39

3822

20K→Half

12.4 - 13.1 mi

Top 25%
45 ft26 ft
8ft27ft
20 ft

Overall

14962

Females

3581

F18-39

3581

Half→25K

13.1 - 15.5 mi

Top 28%
25 ft12 ft
50ft63ft
20 ft

Overall

16787

Females

4250

F18-39

4250

25K→30K

15.5 - 18.6 mi

Top 25%
12 ft35 ft
69ft46ft
28 ft

Overall

15192

Females

3880

F18-39

3880

30K→35K

18.6 - 21.8 mi

Top 23%
35 ft34 ft
87ft88ft
23 ft

Overall

13729

Females

3715

F18-39

3715

35K→40K

21.8 - 24.9 mi

Top 22%
34 ft17 ft
58ft75ft
31 ft

Overall

13182

Females

3866

F18-39

3866

40K→Finish

24.9 - 26.2 mi

Top 19%
17 ft13 ft
14ft18ft
13 ft

Overall

11151

Females

3142

F18-39

3142

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing