TCS London Marathon 2026 logo
LONDON MARATHON MASS 2026

Sian Reilly

Bib: 69712 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
11:10/mi
34:41
↑ 49↓ 125
10K· 6.21 mi
11:13/mi
1:09:31
↑ 50↓ 81
15K· 9.32 mi
11:44/mi
1:45:56
↑ 44↓ 51
20K· 12.43 mi
11:16/mi
2:20:54
↑ 67↓ 40
Half· 13.10 mi
11:30/mi
2:28:37
↓ 27
25K· 15.53 mi
15:34/mi
3:06:30
↑ 50↓ 63
30K· 18.64 mi
12:05/mi
3:44:01
↑ 69↓ 46
35K· 21.75 mi
12:51/mi
4:23:54
↑ 87↓ 88
40K· 24.85 mi
12:56/mi
5:04:04
↑ 58↓ 75
Finish· 26.22 mi
12:25/mi
5:21:00
↑ 14↓ 18
Course Elevation
6–172 ft
≈
×14story building
•▲ 503 ft climb · ▼ 613 ft descent

The Course

Half Splits

1st Half· via Half
2:28:3711:21 /mi⚡ faster
2nd Half
2:52:2313:09 /mi+16.0%
Positive split — 16.0% 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
34:4111:103.11 mi34:41
11:10
-
10K
1:09:3111:123.10 mi34:50
11:13
+0:03
15K
1:45:5611:223.11 mi36:25
11:44
+0:31
20K
2:20:5411:213.11 mi34:58
11:16
-0:28
Half(13.10 mi)
2:28:3711:210.67 mi7:43
11:30
+0:14
25K
3:06:3012:012.43 mi37:53
15:34
+4:04
30K
3:44:0112:023.11 mi37:31
12:05
-3:29
35K
4:23:5412:093.11 mi39:53
12:51
+0:46
40K
5:04:0412:153.10 mi40:10
12:56
+0:05
Finish(26.22 mi)
5:21:0012:161.37 mi16:56
12:25
-0:31
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

11:10 /mi

Average Pace

12:15 /mi

Slowest Pace

15:34 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:44:29

33% of race

Time at Steady Pace

1:38:35

31% of race

Time at Slower Pace

1:57:56

37% of race

Average Pace: 12:15 /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 mi496361901719017468521742617426
10K3.10 mi48287+134918212+80518212+805471891753917539
15K3.11 mi47663+62417843+36917843+369468521742617426
20K3.11 mi46439+122417213+63017213+630436061583115831
Half(13.10 mi)0.67 mi46186+25317078+13517078+135427461560815608
25K2.43 mi48778-259218724-164618724-1646551852309623096
30K3.11 mi47119+165917876+84817876+848394771448514485
35K3.11 mi46012+110717387+48917387+489399191531815318
40K3.10 mi45515+49717247+14017247+140419421663616636
Finish(26.22 mi)1.37 mi45364+15117207+4017207+40428381702917029

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×10story building
+49ft-125ft

Overall

46852

Females

17426

F18-39

17426

5K→10K

3.1 - 6.2 mi

Top 79%
×4story building
+50ft-81ft

Overall

47189

Females

17539

F18-39

17539

10K→15K

6.2 - 9.3 mi

Top 78%
×1story
+44ft-51ft

Overall

46852

Females

17426

F18-39

17426

15K→20K

9.3 - 12.4 mi

Top 73%
×3story building
+67ft-40ft

Overall

43606

Females

15831

F18-39

15831

20K→Half

12.4 - 13.1 mi

Top 71%
×2story building
+8ft-27ft

Overall

42746

Females

15608

F18-39

15608

Half→25K

13.1 - 15.5 mi

Top 92%
×2story building
+50ft-63ft

Overall

55185

Females

23096

F18-39

23096

25K→30K

15.5 - 18.6 mi

Top 66%
×2story building
+69ft-46ft

Overall

39477

Females

14485

F18-39

14485

30K→35K

18.6 - 21.8 mi

Top 67%
×2story building
+87ft-88ft

Overall

39919

Females

15318

F18-39

15318

35K→40K

21.8 - 24.9 mi

Top 70%
×3story building
+58ft-75ft

Overall

41942

Females

16636

F18-39

16636

40K→Finish

24.9 - 26.2 mi

Top 72%
×1story
+14ft-18ft

Overall

42838

Females

17029

F18-39

17029

Passing Analysis

Category:
▲Net Change
+0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#49636
5K → 10K
2521601+1349
#49636 → #48287
10K → 15K
283907+624
#48287 → #47663
15K → 20K
821306+1224
#47663 → #46439
20K → Half
18271+253
#46439 → #46186
Half → 25K
265159-2592
#46186 → #48778
25K → 30K
181677+1659
#48778 → #47119
30K → 35K
691176+1107
#47119 → #46012
35K → 40K
129626+497
#46012 → #45515
40K → Finish
77228+151
#45515 → #45364
TOTALS
35797851+4272
#49636 → #45364

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