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LONDON MARATHON MASS 2026

Deborah Cezar

Bib: 41152 F BR

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 29%
Gender (Female)
#0 / 26115
Top 18%
Division (F18-39)
#0 / 14744
Top 20%
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
8:21/mi
25:55
↑ 49↓ 125
10K· 6.21 mi
8:31/mi
52:20
↑ 50↓ 81
15K· 9.32 mi
8:48/mi
1:19:39
↑ 44↓ 51
20K· 12.43 mi
8:34/mi
1:46:15
↑ 67↓ 40
Half· 13.10 mi
8:58/mi
1:52:16
↓ 27
25K· 15.53 mi
8:55/mi
2:13:58
↑ 50↓ 63
30K· 18.64 mi
9:19/mi
2:42:52
↑ 69↓ 46
35K· 21.75 mi
9:16/mi
3:11:38
↑ 87↓ 88
40K· 24.85 mi
9:13/mi
3:40:14
↑ 58↓ 75
Finish· 26.22 mi
9:16/mi
3:52:51
↑ 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
1:52:168:35 /mi⚡ faster
2nd Half
2:00:359:12 /mi+7.4%
Positive split — 7.4% 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
25:558:213.11 mi25:55
8:21
-
10K
52:208:263.10 mi26:25
8:31
+0:10
15K
1:19:398:333.11 mi27:19
8:48
+0:17
20K
1:46:158:333.11 mi26:36
8:34
-0:14
Half(13.10 mi)
1:52:168:350.67 mi6:01
8:58
+0:24
25K
2:13:588:382.43 mi21:42
8:55
-0:03
30K
2:42:528:453.11 mi28:54
9:19
+0:24
35K
3:11:388:493.11 mi28:46
9:16
-0:03
40K
3:40:148:523.10 mi28:36
9:13
-0:03
Finish(26.22 mi)
3:52:518:541.37 mi12:37
9:16
+0:03
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:21 /mi

Average Pace

8:53 /mi

Slowest Pace

9:19 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:13:58

58% of race

Time at Steady Pace

1:38:53

42% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:53 /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. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi18024452445241914148864886
10K3.10 mi18139-1154579-554579-551840146814681
15K3.11 mi18414-2754684-1054684-1051914148864886
20K3.11 mi18342+724665+194665+191859847394739
Half(13.10 mi)0.67 mi18446-1044702-374702-372030653645364
25K2.43 mi18585-1394784-824784-821970552735273
30K3.11 mi18664-794875-914875-912017556855685
35K3.11 mi18077+5874780+954780+951642546894689
40K3.10 mi17440+6374711+694711+691515646564656
Finish(26.22 mi)1.37 mi17320+1204729-184729-181701854295429

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×10
+49ft-125ft

Overall

19141

Females

4886

F18-39

4886

5K→10K

3.1 - 6.2 mi

Top 31%
×4
+50ft-81ft

Overall

18401

Females

4681

F18-39

4681

10K→15K

6.2 - 9.3 mi

Top 32%
+44ft-51ft

Overall

19141

Females

4886

F18-39

4886

15K→20K

9.3 - 12.4 mi

Top 31%
×3
+67ft-40ft

Overall

18598

Females

4739

F18-39

4739

20K→Half

12.4 - 13.1 mi

Top 34%
×2
+8ft-27ft

Overall

20306

Females

5364

F18-39

5364

Half→25K

13.1 - 15.5 mi

Top 33%
×2
+50ft-63ft

Overall

19705

Females

5273

F18-39

5273

25K→30K

15.5 - 18.6 mi

Top 34%
×2
+69ft-46ft

Overall

20175

Females

5685

F18-39

5685

30K→35K

18.6 - 21.8 mi

Top 27%
×2
+87ft-88ft

Overall

16425

Females

4689

F18-39

4689

35K→40K

21.8 - 24.9 mi

Top 25%
×3
+58ft-75ft

Overall

15156

Females

4656

F18-39

4656

40K→Finish

24.9 - 26.2 mi

Top 28%
+14ft-18ft

Overall

17018

Females

5429

F18-39

5429

Passing Analysis

Category:
▲Net Change
+0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#18024
5K → 10K
517402-115
#18024 → #18139
10K → 15K
489214-275
#18139 → #18414
15K → 20K
246318+72
#18414 → #18342
20K → Half
14945-104
#18342 → #18446
Half → 25K
348209-139
#18446 → #18585
25K → 30K
482403-79
#18585 → #18664
30K → 35K
154741+587
#18664 → #18077
35K → 40K
150787+637
#18077 → #17440
40K → Finish
104224+120
#17440 → #17320
TOTALS
26393343+704
#18024 → #17320

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