Rebecca Walker

Bib: 2485 F GB

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Top 38%
Gender (Female)
#0 / 26115
Top 26%
Masters (Masters Women)
#0 / 11371
Top 24%
Division (F40-44)
#0 / 3355
Top 30%
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
7:43/mi
23:56
49125
10K· 6.21 mi
8:18/mi
49:41
5081
15K· 9.32 mi
9:11/mi
1:18:12
4451
20K· 12.43 mi
9:16/mi
1:46:58
6740
Half· 13.10 mi
9:04/mi
1:53:03
27
25K· 15.53 mi
9:44/mi
2:16:44
5063
30K· 18.64 mi
10:20/mi
2:48:49
6946
35K· 21.75 mi
10:33/mi
3:21:35
8788
40K· 24.85 mi
10:39/mi
3:54:40
5875
Finish· 26.22 mi
9:57/mi
4:08:14
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
1:53:038:38 /mi⚡ faster
2nd Half
2:15:1110:19 /mi+19.6%
Positive split — 19.6% 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
23:567:433.11 mi23:56
7:43
-
10K
49:418:003.10 mi25:45
8:18
+0:35
15K
1:18:128:243.11 mi28:31
9:11
+0:53
20K
1:46:588:373.11 mi28:46
9:16
+0:05
Half(13.10 mi)
1:53:038:380.67 mi6:05
9:04
-0:12
25K
2:16:448:492.43 mi23:41
9:44
+0:40
30K
2:48:499:043.11 mi32:05
10:20
+0:36
35K
3:21:359:173.11 mi32:46
10:33
+0:13
40K
3:54:409:273.10 mi33:05
10:39
+0:06
Finish(26.22 mi)
4:08:149:291.37 mi13:34
9:57
-0:42
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

7:43 /mi

Average Pace

9:28 /mi

Slowest Pace

10:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:53:03

46% of race

Time at Steady Pace

37:15

15% of race

Time at Slower Pace

1:37:56

39% of race

Average Pace: 9:28 /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. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi10838218821882356263876387
10K3.10 mi13437-25993071-8833071-8831635240094009
15K3.11 mi16844-34074130-10594130-10592356263876387
20K3.11 mi19006-21624890-7604890-7602678476337633
Half(13.10 mi)0.67 mi19111-1054922-324922-322141457845784
25K2.43 mi20492-13815405-4835405-4832726581038103
30K3.11 mi22159-16676089-6846089-6842787787818781
35K3.11 mi22870-7116552-4636552-4632538083268326
40K3.10 mi23102-2326832-2806832-2802538388888888
Finish(26.22 mi)1.37 mi22968+1346836-46836-42264376787678

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
131 ft55 ft
49ft125ft
117 ft

Overall

23562

Females

6387

F40-44

6387

5K→10K

3.1 - 6.2 mi

Top 27%
55 ft24 ft
50ft81ft
45 ft

Overall

16352

Females

4009

F40-44

4009

10K→15K

6.2 - 9.3 mi

Top 39%
24 ft18 ft
44ft51ft
17 ft

Overall

23562

Females

6387

F40-44

6387

15K→20K

9.3 - 12.4 mi

Top 45%
18 ft45 ft
67ft40ft
38 ft

Overall

26784

Females

7633

F40-44

7633

20K→Half

12.4 - 13.1 mi

Top 36%
45 ft26 ft
8ft27ft
20 ft

Overall

21414

Females

5784

F40-44

5784

Half→25K

13.1 - 15.5 mi

Top 46%
25 ft12 ft
50ft63ft
20 ft

Overall

27265

Females

8103

F40-44

8103

25K→30K

15.5 - 18.6 mi

Top 47%
12 ft35 ft
69ft46ft
28 ft

Overall

27877

Females

8781

F40-44

8781

30K→35K

18.6 - 21.8 mi

Top 42%
35 ft34 ft
87ft88ft
23 ft

Overall

25380

Females

8326

F40-44

8326

35K→40K

21.8 - 24.9 mi

Top 42%
34 ft17 ft
58ft75ft
31 ft

Overall

25383

Females

8888

F40-44

8888

40K→Finish

24.9 - 26.2 mi

Top 38%
17 ft13 ft
14ft18ft
13 ft

Overall

22643

Females

7678

F40-44

7678

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing