Rebecca Tomlinson

Bib: 83215 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
11:23/mi
35:19
49125
10K· 6.21 mi
11:39/mi
1:11:30
5081
15K· 9.32 mi
12:11/mi
1:49:20
4451
20K· 12.43 mi
12:06/mi
2:26:55
6740
Half· 13.10 mi
12:51/mi
2:35:32
27
25K· 15.53 mi
12:47/mi
3:06:38
5063
30K· 18.64 mi
13:51/mi
3:49:39
6946
35K· 21.75 mi
14:20/mi
4:34:08
8788
40K· 24.85 mi
14:33/mi
5:19:20
5875
Finish· 26.22 mi
13:37/mi
5:37:53
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
2:35:3211:53 /mi⚡ faster
2nd Half
3:02:2113:54 /mi+17.2%
Positive split — 17.2% slower in the second half
AI Race Performance Report

Rebecca'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
35:1911:233.11 mi35:19
11:23
-
10K
1:11:3011:313.10 mi36:11
11:39
+0:16
15K
1:49:2011:443.11 mi37:50
12:11
+0:32
20K
2:26:5511:503.11 mi37:35
12:06
-0:05
Half(13.10 mi)
2:35:3211:530.67 mi8:37
12:51
+0:45
25K
3:06:3812:012.43 mi31:06
12:47
-0:04
30K
3:49:3912:203.11 mi43:01
13:51
+1:04
35K
4:34:0812:373.11 mi44:29
14:20
+0:29
40K
5:19:2012:513.10 mi45:12
14:33
+0:13
Finish(26.22 mi)
5:37:5312:541.37 mi18:33
13:37
-0:56
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Rebecca's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

11:23 /mi

Average Pace

12:54 /mi

Slowest Pace

14:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:26:55

43% of race

Time at Steady Pace

39:43

12% of race

Time at Slower Pace

2:31:15

45% of race

Average Pace: 12:53 /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 mi509441986119861493671900419004
10K3.10 mi50447+49719549+31219549+312501081939219392
15K3.11 mi49977+47019298+25119298+251493671900419004
20K3.11 mi49420+55719018+28019018+280482531854418544
Half(13.10 mi)0.67 mi49407+1319035-1719035-17497291970819708
25K2.43 mi48829+57818753+28218753+282465721792317923
30K3.11 mi48693+13618785-3218785-32484131930819308
35K3.11 mi48573+12018872-8718872-87476571935719357
40K3.10 mi48934-36119197-32519197-325508362119321193
Finish(26.22 mi)1.37 mi48986-5219266-6919266-69495582051820518

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
131 ft55 ft
49ft125ft
117 ft

Overall

49367

Females

19004

F18-39

19004

5K→10K

3.1 - 6.2 mi

Top 84%
55 ft24 ft
50ft81ft
45 ft

Overall

50108

Females

19392

F18-39

19392

10K→15K

6.2 - 9.3 mi

Top 83%
24 ft18 ft
44ft51ft
17 ft

Overall

49367

Females

19004

F18-39

19004

15K→20K

9.3 - 12.4 mi

Top 81%
18 ft45 ft
67ft40ft
38 ft

Overall

48253

Females

18544

F18-39

18544

20K→Half

12.4 - 13.1 mi

Top 83%
45 ft26 ft
8ft27ft
20 ft

Overall

49729

Females

19708

F18-39

19708

Half→25K

13.1 - 15.5 mi

Top 78%
25 ft12 ft
50ft63ft
20 ft

Overall

46572

Females

17923

F18-39

17923

25K→30K

15.5 - 18.6 mi

Top 81%
12 ft35 ft
69ft46ft
28 ft

Overall

48413

Females

19308

F18-39

19308

30K→35K

18.6 - 21.8 mi

Top 80%
35 ft34 ft
87ft88ft
23 ft

Overall

47657

Females

19357

F18-39

19357

35K→40K

21.8 - 24.9 mi

Top 85%
34 ft17 ft
58ft75ft
31 ft

Overall

50836

Females

21193

F18-39

21193

40K→Finish

24.9 - 26.2 mi

Top 83%
17 ft13 ft
14ft18ft
13 ft

Overall

49558

Females

20518

F18-39

20518

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing