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LONDON MARATHON MASS 2026

Julie Valuskova

Bib: 4454 F CZ

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 19%
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
7:37/mi
23:39
↑ 49↓ 125
10K· 6.21 mi
7:52/mi
48:04
↑ 50↓ 81
15K· 9.32 mi
8:18/mi
1:13:49
↑ 44↓ 51
20K· 12.43 mi
8:26/mi
1:40:00
↑ 67↓ 40
Half· 13.10 mi
9:06/mi
1:46:06
↓ 27
25K· 15.53 mi
8:51/mi
2:07:38
↑ 50↓ 63
30K· 18.64 mi
9:36/mi
2:37:25
↑ 69↓ 46
35K· 21.75 mi
9:53/mi
3:08:06
↑ 87↓ 88
40K· 24.85 mi
10:01/mi
3:39:11
↑ 58↓ 75
Finish· 26.22 mi
9:49/mi
3:52:34
↑ 14↓ 18
Course Elevation
6–172 ft
≈
×14story building
•▲ 503 ft climb · ▼ 613 ft descent

The Course

Half Splits

1st Half· via Half
1:46:068:07 /mi⚡ faster
2nd Half
2:06:289:39 /mi+19.2%
Positive split — 19.2% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
23:397:373.11 mi23:39
7:37
-
10K
48:047:453.10 mi24:25
7:52
+0:15
15K
1:13:497:563.11 mi25:45
8:18
+0:26
20K
1:40:008:033.11 mi26:11
8:26
+0:08
Half(13.10 mi)
1:46:068:070.67 mi6:06
9:06
+0:40
25K
2:07:388:132.43 mi21:32
8:51
-0:15
30K
2:37:258:273.11 mi29:47
9:36
+0:45
35K
3:08:068:393.11 mi30:41
9:53
+0:17
40K
3:39:118:503.10 mi31:05
10:01
+0:08
Finish(26.22 mi)
3:52:348:531.37 mi13:23
9:49
-0:12
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:37 /mi

Average Pace

8:53 /mi

Slowest Pace

10:01 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:40:00

43% of race

Time at Steady Pace

27:38

12% of race

Time at Slower Pace

1:44:56

45% of race

Average Pace: 8:52 /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 mi9957191419141425632843284
10K3.10 mi10605-6482121-2072121-2071135824002400
15K3.11 mi11582-9772467-3462467-3461425632843284
20K3.11 mi13201-16192983-5162983-5161730343324332
Half(13.10 mi)0.67 mi13688-4873135-1523135-1522160558125812
25K2.43 mi14613-9253453-3183453-3181898550215021
30K3.11 mi15835-12223931-4783931-4782257865906590
35K3.11 mi16543-7084284-3534284-3532098764566456
40K3.10 mi17020-4774582-2984582-2982094369286928
Finish(26.22 mi)1.37 mi17207-1874686-1044686-1042152572147214

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×10story building
+49ft-125ft

Overall

14256

Females

3284

F18-39

3284

5K→10K

3.1 - 6.2 mi

Top 19%
×4story building
+50ft-81ft

Overall

11358

Females

2400

F18-39

2400

10K→15K

6.2 - 9.3 mi

Top 24%
×1story
+44ft-51ft

Overall

14256

Females

3284

F18-39

3284

15K→20K

9.3 - 12.4 mi

Top 29%
×3story building
+67ft-40ft

Overall

17303

Females

4332

F18-39

4332

20K→Half

12.4 - 13.1 mi

Top 36%
×2story building
+8ft-27ft

Overall

21605

Females

5812

F18-39

5812

Half→25K

13.1 - 15.5 mi

Top 32%
×2story building
+50ft-63ft

Overall

18985

Females

5021

F18-39

5021

25K→30K

15.5 - 18.6 mi

Top 38%
×2story building
+69ft-46ft

Overall

22578

Females

6590

F18-39

6590

30K→35K

18.6 - 21.8 mi

Top 35%
×2story building
+87ft-88ft

Overall

20987

Females

6456

F18-39

6456

35K→40K

21.8 - 24.9 mi

Top 35%
×3story building
+58ft-75ft

Overall

20943

Females

6928

F18-39

6928

40K→Finish

24.9 - 26.2 mi

Top 36%
×1story
+14ft-18ft

Overall

21525

Females

7214

F18-39

7214

Passing Analysis

Category:
▼Net Change
0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#9957
5K → 10K
73588-648
#9957 → #10605
10K → 15K
102144-977
#10605 → #11582
15K → 20K
165233-1619
#11582 → #13201
20K → Half
4969-487
#13201 → #13688
Half → 25K
99469-925
#13688 → #14613
25K → 30K
1347125-1222
#14613 → #15835
30K → 35K
965257-708
#15835 → #16543
35K → 40K
763286-477
#16543 → #17020
40K → Finish
295108-187
#17020 → #17207
TOTALS
82681019-7250
#9957 → #17207

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

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Mika Timing