TCS London Marathon 2026 logo
LONDON MARATHON MASS 2026

Mei-Yun Tseng

Bib: 42531 F TW

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Top 26%
Gender (Female)
#0 / 26115
Top 16%
Masters (Masters Women)
#0 / 11371
Top 14%
Division (F50-54)
#0 / 2342
Top 13%
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
8:06/mi
25:08
↑ 49↓ 125
10K· 6.21 mi
8:11/mi
50:31
↑ 50↓ 81
15K· 9.32 mi
8:23/mi
1:16:32
↑ 44↓ 51
20K· 12.43 mi
8:15/mi
1:42:08
↑ 67↓ 40
Half· 13.10 mi
8:35/mi
1:47:53
↓ 27
25K· 15.53 mi
8:34/mi
2:08:43
↑ 50↓ 63
30K· 18.64 mi
8:55/mi
2:36:25
↑ 69↓ 46
35K· 21.75 mi
9:18/mi
3:05:18
↑ 87↓ 88
40K· 24.85 mi
9:29/mi
3:34:43
↑ 58↓ 75
Finish· 26.22 mi
9:21/mi
3:47:27
↑ 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
1:47:538:15 /mi⚡ faster
2nd Half
1:59:349:07 /mi+10.8%
Positive split — 10.8% 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
25:088:063.11 mi25:08
8:06
-
10K
50:318:083.10 mi25:23
8:11
+0:05
15K
1:16:328:133.11 mi26:01
8:23
+0:12
20K
1:42:088:143.11 mi25:36
8:15
-0:08
Half(13.10 mi)
1:47:538:150.67 mi5:45
8:35
+0:20
25K
2:08:438:182.43 mi20:50
8:34
-0:01
30K
2:36:258:243.11 mi27:42
8:55
+0:21
35K
3:05:188:323.11 mi28:53
9:18
+0:23
40K
3:34:438:393.10 mi29:25
9:29
+0:11
Finish(26.22 mi)
3:47:278:411.37 mi12:44
9:21
-0:08
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:06 /mi

Average Pace

8:41 /mi

Slowest Pace

9:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:08:43

57% of race

Time at Steady Pace

1:38:44

43% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:40 /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 mi15232362336231505535323532
10K3.10 mi15102+1303611+123611+121509935963596
15K3.11 mi15060+423569+423569+421505535323532
20K3.11 mi15142-823593-243593-241546337043704
Half(13.10 mi)0.67 mi15181-393612-193612-191634740334033
25K2.43 mi15290-1093675-633675-631628540814081
30K3.11 mi15333-433758-833758-831658943934393
35K3.11 mi15278+553853-953853-951671447874787
40K3.10 mi15333-554008-1554008-1551713454315431
Finish(26.22 mi)1.37 mi15363-304070-624070-621773356935693

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 25%
×10
+49ft-125ft

Overall

15055

Females

3532

F50-54

3532

5K→10K

3.1 - 6.2 mi

Top 25%
×4
+50ft-81ft

Overall

15099

Females

3596

F50-54

3596

10K→15K

6.2 - 9.3 mi

Top 25%
+44ft-51ft

Overall

15055

Females

3532

F50-54

3532

15K→20K

9.3 - 12.4 mi

Top 26%
×3
+67ft-40ft

Overall

15463

Females

3704

F50-54

3704

20K→Half

12.4 - 13.1 mi

Top 27%
×2
+8ft-27ft

Overall

16347

Females

4033

F50-54

4033

Half→25K

13.1 - 15.5 mi

Top 27%
×2
+50ft-63ft

Overall

16285

Females

4081

F50-54

4081

25K→30K

15.5 - 18.6 mi

Top 28%
×2
+69ft-46ft

Overall

16589

Females

4393

F50-54

4393

30K→35K

18.6 - 21.8 mi

Top 28%
×2
+87ft-88ft

Overall

16714

Females

4787

F50-54

4787

35K→40K

21.8 - 24.9 mi

Top 29%
×3
+58ft-75ft

Overall

17134

Females

5431

F50-54

5431

40K→Finish

24.9 - 26.2 mi

Top 30%
+14ft-18ft

Overall

17733

Females

5693

F50-54

5693

Passing Analysis

Category:
▼Net Change
0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#15232
5K → 10K
352482+130
#15232 → #15102
10K → 15K
282324+42
#15102 → #15060
15K → 20K
301219-82
#15060 → #15142
20K → Half
8647-39
#15142 → #15181
Half → 25K
315206-109
#15181 → #15290
25K → 30K
396353-43
#15290 → #15333
30K → 35K
388443+55
#15333 → #15278
35K → 40K
471416-55
#15278 → #15333
40K → Finish
197167-30
#15333 → #15363
TOTALS
27882657-131
#15232 → #15363

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