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LONDON MARATHON MASS 2026

Izzy Matthews

Bib: 60142 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
10:15/mi
31:49
↑ 49↓ 125
10K· 6.21 mi
10:25/mi
1:04:09
↑ 50↓ 81
15K· 9.32 mi
10:28/mi
1:36:40
↑ 44↓ 51
20K· 12.43 mi
10:25/mi
2:09:00
↑ 67↓ 40
Half· 13.10 mi
11:14/mi
2:16:32
↓ 27
25K· 15.53 mi
10:48/mi
2:42:48
↑ 50↓ 63
30K· 18.64 mi
12:05/mi
3:20:19
↑ 69↓ 46
35K· 21.75 mi
12:47/mi
3:59:59
↑ 87↓ 88
40K· 24.85 mi
13:16/mi
4:41:12
↑ 58↓ 75
Finish· 26.22 mi
12:20/mi
4:58:01
↑ 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
2:16:3210:26 /mi⚡ faster
2nd Half
2:41:2912:19 /mi+18.3%
Positive split — 18.3% 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
31:4910:153.11 mi31:49
10:15
-
10K
1:04:0910:203.10 mi32:20
10:25
+0:10
15K
1:36:4010:233.11 mi32:31
10:28
+0:03
20K
2:09:0010:233.11 mi32:20
10:25
-0:03
Half(13.10 mi)
2:16:3210:260.67 mi7:32
11:14
+0:49
25K
2:42:4810:292.43 mi26:16
10:48
-0:26
30K
3:20:1910:453.11 mi37:31
12:05
+1:17
35K
3:59:5911:033.11 mi39:40
12:47
+0:42
40K
4:41:1211:193.10 mi41:13
13:16
+0:29
Finish(26.22 mi)
4:58:0111:231.37 mi16:49
12:20
-0:56
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:15 /mi

Average Pace

11:22 /mi

Slowest Pace

13:16 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:09:00

43% of race

Time at Steady Pace

33:48

11% of race

Time at Slower Pace

2:15:13

45% of race

Average Pace: 11:22 /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 mi413161412714127370691205212052
10K3.10 mi40751+56513809+31813809+318404441370013700
15K3.11 mi39290+146113082+72713082+727370691205212052
20K3.11 mi38594+69612799+28312799+283371061231912319
Half(13.10 mi)0.67 mi38633-3912853-5412853-54407471446514465
25K2.43 mi37910+72312626+22712626+227354821195711957
30K3.11 mi38169-25912946-32012946-320394711447914479
35K3.11 mi38466-29713321-37513321-375395231512115121
40K3.10 mi39269-80313929-60813929-608440181767617676
Finish(26.22 mi)1.37 mi39508-23914113-18414113-184422271670316703

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×10
+49ft-125ft

Overall

37069

Females

12052

F18-39

12052

5K→10K

3.1 - 6.2 mi

Top 68%
×4
+50ft-81ft

Overall

40444

Females

13700

F18-39

13700

10K→15K

6.2 - 9.3 mi

Top 62%
+44ft-51ft

Overall

37069

Females

12052

F18-39

12052

15K→20K

9.3 - 12.4 mi

Top 62%
×3
+67ft-40ft

Overall

37106

Females

12319

F18-39

12319

20K→Half

12.4 - 13.1 mi

Top 68%
×2
+8ft-27ft

Overall

40747

Females

14465

F18-39

14465

Half→25K

13.1 - 15.5 mi

Top 59%
×2
+50ft-63ft

Overall

35482

Females

11957

F18-39

11957

25K→30K

15.5 - 18.6 mi

Top 66%
×2
+69ft-46ft

Overall

39471

Females

14479

F18-39

14479

30K→35K

18.6 - 21.8 mi

Top 66%
×2
+87ft-88ft

Overall

39523

Females

15121

F18-39

15121

35K→40K

21.8 - 24.9 mi

Top 74%
×3
+58ft-75ft

Overall

44018

Females

17676

F18-39

17676

40K→Finish

24.9 - 26.2 mi

Top 71%
+14ft-18ft

Overall

42227

Females

16703

F18-39

16703

Passing Analysis

Category:
▲Net Change
+0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#41316
5K → 10K
4931058+565
#41316 → #40751
10K → 15K
831544+1461
#40751 → #39290
15K → 20K
169865+696
#39290 → #38594
20K → Half
145106-39
#38594 → #38633
Half → 25K
138861+723
#38633 → #37910
25K → 30K
759500-259
#37910 → #38169
30K → 35K
725428-297
#38169 → #38466
35K → 40K
1022219-803
#38466 → #39269
40K → Finish
344105-239
#39269 → #39508
TOTALS
38785686+1808
#41316 → #39508

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