TCS London Marathon 2026 logo
LONDON MARATHON MASS 2026

Dawn Williams

Bib: 23199 F GB

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Top 36%
Gender (Female)
#0 / 26115
Top 24%
Masters (Masters Women)
#0 / 11371
Top 22%
Division (F50-54)
#0 / 2342
Top 22%
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
8:50/mi
27:26
↑ 49↓ 125
10K· 6.21 mi
9:08/mi
55:47
↑ 50↓ 81
15K· 9.32 mi
9:29/mi
1:25:12
↑ 44↓ 51
20K· 12.43 mi
9:08/mi
1:53:33
↑ 67↓ 40
Half· 13.10 mi
9:13/mi
1:59:44
↓ 27
25K· 15.53 mi
9:21/mi
2:22:29
↑ 50↓ 63
30K· 18.64 mi
9:23/mi
2:51:37
↑ 69↓ 46
35K· 21.75 mi
9:37/mi
3:21:29
↑ 87↓ 88
40K· 24.85 mi
9:22/mi
3:50:33
↑ 58↓ 75
Finish· 26.22 mi
9:10/mi
4:03:02
↑ 14↓ 18
Course Elevation
503ft
Total climb
166ft
Range
6 to 172 ft
×14
613ft
Total descent

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The Course

Half Splits

1st Half· via Half
1:59:449:09 /mi⚡ faster
2nd Half
2:03:189:24 /mi+3.0%
Positive split — 3.0% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
27:268:503.11 mi27:26
8:50
-
10K
55:478:593.10 mi28:21
9:08
+0:18
15K
1:25:129:093.11 mi29:25
9:29
+0:21
20K
1:53:339:093.11 mi28:21
9:08
-0:21
Half(13.10 mi)
1:59:449:090.67 mi6:11
9:13
+0:05
25K
2:22:299:112.43 mi22:45
9:21
+0:08
30K
2:51:379:133.11 mi29:08
9:23
+0:02
35K
3:21:299:163.11 mi29:52
9:37
+0:14
40K
3:50:339:173.10 mi29:04
9:22
-0:15
Finish(26.22 mi)
4:03:029:171.37 mi12:29
9:10
-0:12
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:50 /mi

Average Pace

9:17 /mi

Slowest Pace

9:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:42:48

42% of race

Time at Steady Pace

2:20:14

58% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:16 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi24238667166712745778207820
10K3.10 mi25177-9397028-3577028-3572633074577457
15K3.11 mi25909-7327285-2577285-2572745778207820
20K3.11 mi25610+2997179+1067179+1062530370607060
Half(13.10 mi)0.67 mi25409+2017107+727107+722313263566356
25K2.43 mi25075+3347027+807027+802417468846884
30K3.11 mi23917+11586735+2926735+2922086959325932
35K3.11 mi22844+10736541+1946541+1941920057535753
40K3.10 mi21702+11426304+2376304+2371629750935093
Finish(26.22 mi)1.37 mi21356+3466224+806224+801622351285128

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×10
+49ft-125ft

Overall

27457

Females

7820

F50-54

7820

5K→10K

3.1 - 6.2 mi

Top 44%
×4
+50ft-81ft

Overall

26330

Females

7457

F50-54

7457

10K→15K

6.2 - 9.3 mi

Top 46%
+44ft-51ft

Overall

27457

Females

7820

F50-54

7820

15K→20K

9.3 - 12.4 mi

Top 42%
×3
+67ft-40ft

Overall

25303

Females

7060

F50-54

7060

20K→Half

12.4 - 13.1 mi

Top 39%
×2
+8ft-27ft

Overall

23132

Females

6356

F50-54

6356

Half→25K

13.1 - 15.5 mi

Top 40%
×2
+50ft-63ft

Overall

24174

Females

6884

F50-54

6884

25K→30K

15.5 - 18.6 mi

Top 35%
×2
+69ft-46ft

Overall

20869

Females

5932

F50-54

5932

30K→35K

18.6 - 21.8 mi

Top 32%
×2
+87ft-88ft

Overall

19200

Females

5753

F50-54

5753

35K→40K

21.8 - 24.9 mi

Top 27%
×3
+58ft-75ft

Overall

16297

Females

5093

F50-54

5093

40K→Finish

24.9 - 26.2 mi

Top 27%
+14ft-18ft

Overall

16223

Females

5128

F50-54

5128

Passing Analysis

Category:
▲Net Change
+0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#24238
5K → 10K
1256317-939
#24238 → #25177
10K → 15K
999267-732
#25177 → #25909
15K → 20K
302601+299
#25909 → #25610
20K → Half
25226+201
#25610 → #25409
Half → 25K
226560+334
#25409 → #25075
25K → 30K
1001258+1158
#25075 → #23917
30K → 35K
1371210+1073
#23917 → #22844
35K → 40K
561198+1142
#22844 → #21702
40K → Finish
36382+346
#21702 → #21356
TOTALS
31376019+2882
#24238 → #21356

Passing Visualized

Category:
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Passing Circle

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Position Flow

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Race Lanes

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Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing