Tracey Naismith

Bib: 30383 F GB

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Gender (Female)
#0 / 26115
Masters (Masters Women)
#0 / 11371
Division (F50-54)
#0 / 2342
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
12:11/mi
37:50
49125
10K· 6.21 mi
12:31/mi
1:16:41
5081
15K· 9.32 mi
15:07/mi
2:03:36
4451
20K· 12.43 mi
13:17/mi
2:44:51
6740
Half· 13.10 mi
13:28/mi
2:53:53
27
25K· 15.53 mi
14:15/mi
3:28:35
5063
30K· 18.64 mi
14:28/mi
4:13:29
6946
35K· 21.75 mi
15:40/mi
5:02:08
8788
40K· 24.85 mi
14:49/mi
5:48:08
5875
Finish· 26.22 mi
14:49/mi
6:08:20
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
2:53:5313:17 /mi⚡ faster
2nd Half
3:14:2714:50 /mi+11.8%
Positive split — 11.8% slower in the second half
AI Race Performance Report

Tracey'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
37:5012:113.11 mi37:50
12:11
-
10K
1:16:4112:213.10 mi38:51
12:31
+0:20
15K
2:03:3613:163.11 mi46:55
15:07
+2:36
20K
2:44:5113:163.11 mi41:15
13:17
-1:50
Half(13.10 mi)
2:53:5313:170.67 mi9:02
13:28
+0:11
25K
3:28:3513:262.43 mi34:42
14:15
+0:47
30K
4:13:2913:363.11 mi44:54
14:28
+0:13
35K
5:02:0813:543.11 mi48:39
15:40
+1:12
40K
5:48:0814:013.10 mi46:00
14:49
-0:51
Finish(26.22 mi)
6:08:2014:041.37 mi20:12
14:49
0:00
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Tracey's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

12:11 /mi

Average Pace

14:04 /mi

Slowest Pace

15:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:06:58

34% of race

Time at Steady Pace

2:25:48

40% of race

Time at Slower Pace

1:35:34

26% of race

Average Pace: 14:03 /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. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi547602242022420576042451024510
10K3.10 mi54259+50122094+32622094+326537942185221852
15K3.11 mi55927-166823299-120523299-1205576042451024510
20K3.11 mi55179+74822803+49622803+496527722141621416
Half(13.10 mi)0.67 mi55032+14722715+8822715+88518992106321063
25K2.43 mi54495+53722395+32022395+320519482111621116
30K3.11 mi53946+54922113+28222113+282508212067220672
35K3.11 mi53928+1822174-6122174-61528322216122161
40K3.10 mi53843+8522181-722181-7518752175021750
Finish(26.22 mi)1.37 mi53863-2022206-2522206-25538642279322793

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 96%
131 ft55 ft
49ft125ft
117 ft

Overall

57604

Females

24510

F50-54

24510

5K→10K

3.1 - 6.2 mi

Top 90%
55 ft24 ft
50ft81ft
45 ft

Overall

53794

Females

21852

F50-54

21852

10K→15K

6.2 - 9.3 mi

Top 96%
24 ft18 ft
44ft51ft
17 ft

Overall

57604

Females

24510

F50-54

24510

15K→20K

9.3 - 12.4 mi

Top 88%
18 ft45 ft
67ft40ft
38 ft

Overall

52772

Females

21416

F50-54

21416

20K→Half

12.4 - 13.1 mi

Top 87%
45 ft26 ft
8ft27ft
20 ft

Overall

51899

Females

21063

F50-54

21063

Half→25K

13.1 - 15.5 mi

Top 87%
25 ft12 ft
50ft63ft
20 ft

Overall

51948

Females

21116

F50-54

21116

25K→30K

15.5 - 18.6 mi

Top 85%
12 ft35 ft
69ft46ft
28 ft

Overall

50821

Females

20672

F50-54

20672

30K→35K

18.6 - 21.8 mi

Top 88%
35 ft34 ft
87ft88ft
23 ft

Overall

52832

Females

22161

F50-54

22161

35K→40K

21.8 - 24.9 mi

Top 87%
34 ft17 ft
58ft75ft
31 ft

Overall

51875

Females

21750

F50-54

21750

40K→Finish

24.9 - 26.2 mi

Top 90%
17 ft13 ft
14ft18ft
13 ft

Overall

53864

Females

22793

F50-54

22793

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing