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LONDON MARATHON MASS 2026

Mary Williams

Bib: 29800 F US

0:00
0:00
/ mi
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Overall
#0 / 59786
Gender (Female)
#0 / 26115
Top 43%
Division (F18-39)
#0 / 14744
Top 45%
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
10:04/mi
31:14
↑ 49↓ 125
10K· 6.21 mi
10:08/mi
1:02:40
↑ 50↓ 81
15K· 9.32 mi
10:42/mi
1:35:54
↑ 44↓ 51
20K· 12.43 mi
11:18/mi
2:11:00
↑ 67↓ 40
Half· 13.10 mi
10:28/mi
2:18:01
↓ 27
25K· 15.53 mi
10:50/mi
2:44:23
↑ 50↓ 63
30K· 18.64 mi
11:22/mi
3:19:40
↑ 69↓ 46
35K· 21.75 mi
11:28/mi
3:55:17
↑ 87↓ 88
40K· 24.85 mi
10:02/mi
4:26:25
↑ 58↓ 75
Finish· 26.22 mi
9:40/mi
4:39:36
↑ 14↓ 18
Course Elevation
503ft
Total climb
613ft
Total descent
166ft
Range
6 to 172 ft
≈
×14story building

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The Course

Half Splits

1st Half· via Half
2:18:0110:33 /mi⚡ faster
2nd Half
2:21:3510:48 /mi+2.6%
Positive split — 2.6% 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
31:1410:043.11 mi31:14
10:04
-
10K
1:02:4010:063.10 mi31:26
10:08
+0:04
15K
1:35:5410:183.11 mi33:14
10:42
+0:34
20K
2:11:0010:333.11 mi35:06
11:18
+0:36
Half(13.10 mi)
2:18:0110:330.67 mi7:01
10:28
-0:50
25K
2:44:2310:352.43 mi26:22
10:50
+0:22
30K
3:19:4010:433.11 mi35:17
11:22
+0:32
35K
3:55:1710:503.11 mi35:37
11:28
+0:06
40K
4:26:2510:443.10 mi31:08
10:02
-1:26
Finish(26.22 mi)
4:39:3610:411.37 mi13:11
9:40
-0:22
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:40 /mi

Average Pace

10:40 /mi

Slowest Pace

11:28 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:54:00

41% of race

Time at Steady Pace

2:09:59

46% of race

Time at Slower Pace

35:37

13% of race

Average Pace: 10:40 /mi

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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. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi392451301413014391321306213062
10K3.10 mi38266+97912520+49412520+494375671221312213
15K3.11 mi38505-23912682-16212682-162391321306213062
20K3.11 mi40002-149713538-85613538-856438581596715967
Half(13.10 mi)0.67 mi39615+38713379+15913379+159345961126811268
25K2.43 mi38786+82913048+33113048+331357861209112091
30K3.11 mi37887+89912808+24012808+240350511221112211
35K3.11 mi36772+111512463+34512463+345314201116111161
40K3.10 mi34441+233111596+86711596+8672106769896989
Finish(26.22 mi)1.37 mi33606+83511302+29411302+2942039367606760

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×10story building
+49ft-125ft

Overall

39132

Females

13062

F18-39

13062

5K→10K

3.1 - 6.2 mi

Top 63%
×4story building
+50ft-81ft

Overall

37567

Females

12213

F18-39

12213

10K→15K

6.2 - 9.3 mi

Top 65%
×1story
+44ft-51ft

Overall

39132

Females

13062

F18-39

13062

15K→20K

9.3 - 12.4 mi

Top 73%
×3story building
+67ft-40ft

Overall

43858

Females

15967

F18-39

15967

20K→Half

12.4 - 13.1 mi

Top 58%
×2story building
+8ft-27ft

Overall

34596

Females

11268

F18-39

11268

Half→25K

13.1 - 15.5 mi

Top 60%
×2story building
+50ft-63ft

Overall

35786

Females

12091

F18-39

12091

25K→30K

15.5 - 18.6 mi

Top 59%
×2story building
+69ft-46ft

Overall

35051

Females

12211

F18-39

12211

30K→35K

18.6 - 21.8 mi

Top 53%
×2story building
+87ft-88ft

Overall

31420

Females

11161

F18-39

11161

35K→40K

21.8 - 24.9 mi

Top 35%
×3story building
+58ft-75ft

Overall

21067

Females

6989

F18-39

6989

40K→Finish

24.9 - 26.2 mi

Top 34%
×1story
+14ft-18ft

Overall

20393

Females

6760

F18-39

6760

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#39245
5K → 10K
2001179*+979
#39245 → #38266
10K → 15K
200200-239
#38266 → #38505
15K → 20K
200168-1497
#38505 → #40002
20K → Half
3390*+387
#40002 → #39615
Half → 25K
123952*+829
#39615 → #38786
25K → 30K
1901089+899
#38786 → #37887
30K → 35K
1161231*+1115
#37887 → #36772
35K → 40K
62337*+2331
#36772 → #34441
40K → Finish
2837*+835
#34441 → #33606
TOTALS
10408383*+5639
#39245 → #33606

* Includes athletes who did not complete a segment (DNF/DNQ).

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