TCS London Marathon 2026 logo
LONDON MARATHON MASS 2026

Siobhan Clarke

Bib: 57711 F IE

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 59786
Gender (Female)
#0 / 26115
Masters (Masters Women)
#0 / 11371
Top 49%
Division (F60-64)
#0 / 772
Top 38%
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
10:06/mi
31:22
↑ 49↓ 125
10K· 6.21 mi
10:13/mi
1:03:06
↑ 50↓ 81
15K· 9.32 mi
10:32/mi
1:35:48
↑ 44↓ 51
20K· 12.43 mi
10:28/mi
2:08:17
↑ 67↓ 40
Half· 13.10 mi
10:40/mi
2:15:26
↓ 27
25K· 15.53 mi
10:57/mi
2:42:05
↑ 50↓ 63
30K· 18.64 mi
11:42/mi
3:18:26
↑ 69↓ 46
35K· 21.75 mi
11:53/mi
3:55:20
↑ 87↓ 88
40K· 24.85 mi
12:54/mi
4:35:23
↑ 58↓ 75
Finish· 26.22 mi
12:42/mi
4:52:41
↑ 14↓ 18
Course Elevation
503ft
Total climb
613ft
Total descent
166ft
Range
6 to 172 ft
≈
×14story building

See every mile of your race

Add your watch's GPX to unlock per-mile pace, heart rate, and grade — mile by mile on this timeline.

Works with Garmin, Apple Watch, Strava, COROS, Suunto & more.

The Course

Half Splits

1st Half· via Half
2:15:2610:21 /mi⚡ faster
2nd Half
2:37:1512:00 /mi+16.1%
Positive split — 16.1% 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
31:2210:063.11 mi31:22
10:06
-
10K
1:03:0610:103.10 mi31:44
10:13
+0:07
15K
1:35:4810:173.11 mi32:42
10:32
+0:19
20K
2:08:1710:203.11 mi32:29
10:28
-0:04
Half(13.10 mi)
2:15:2610:210.67 mi7:09
10:40
+0:12
25K
2:42:0510:272.43 mi26:39
10:57
+0:17
30K
3:18:2610:393.11 mi36:21
11:42
+0:45
35K
3:55:2010:503.11 mi36:54
11:53
+0:11
40K
4:35:2311:053.10 mi40:03
12:54
+1:01
Finish(26.22 mi)
4:52:4111:111.37 mi17:18
12:42
-0:12
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:06 /mi

Average Pace

11:10 /mi

Slowest Pace

12:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:03:06

22% of race

Time at Steady Pace

1:38:59

34% of race

Time at Slower Pace

2:10:36

45% of race

Average Pace: 11:10 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi397341327213272376291232812328
10K3.10 mi38958+77612875+39712875+397385711273412734
15K3.11 mi38413+54512630+24512630+245376291232812328
20K3.11 mi38057+35612543+8712543+87375261255212552
Half(13.10 mi)0.67 mi37912+14512501+4212501+42363281213712137
25K2.43 mi37521+39112437+6412437+64366231253912539
30K3.11 mi37404+11712570-13312570-133372171333513335
35K3.11 mi36795+60912475+9512475+95340601244912449
40K3.10 mi37440-64513011-53613011-536416891651016510
Finish(26.22 mi)1.37 mi37831-39113278-26713278-267445761790317903

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×10story building
+49ft-125ft

Overall

37629

Females

12328

F60-64

12328

5K→10K

3.1 - 6.2 mi

Top 65%
×4story building
+50ft-81ft

Overall

38571

Females

12734

F60-64

12734

10K→15K

6.2 - 9.3 mi

Top 63%
×1story
+44ft-51ft

Overall

37629

Females

12328

F60-64

12328

15K→20K

9.3 - 12.4 mi

Top 63%
×3story building
+67ft-40ft

Overall

37526

Females

12552

F60-64

12552

20K→Half

12.4 - 13.1 mi

Top 61%
×2story building
+8ft-27ft

Overall

36328

Females

12137

F60-64

12137

Half→25K

13.1 - 15.5 mi

Top 61%
×2story building
+50ft-63ft

Overall

36623

Females

12539

F60-64

12539

25K→30K

15.5 - 18.6 mi

Top 62%
×2story building
+69ft-46ft

Overall

37217

Females

13335

F60-64

13335

30K→35K

18.6 - 21.8 mi

Top 57%
×2story building
+87ft-88ft

Overall

34060

Females

12449

F60-64

12449

35K→40K

21.8 - 24.9 mi

Top 70%
×3story building
+58ft-75ft

Overall

41689

Females

16510

F60-64

16510

40K→Finish

24.9 - 26.2 mi

Top 75%
×1story
+14ft-18ft

Overall

44576

Females

17903

F60-64

17903

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#39734
5K → 10K
200976*+776
#39734 → #38958
10K → 15K
200745*+545
#38958 → #38413
15K → 20K
200556*+356
#38413 → #38057
20K → Half
41186+145
#38057 → #37912
Half → 25K
200591*+391
#37912 → #37521
25K → 30K
530647+117
#37521 → #37404
30K → 35K
200809*+609
#37404 → #36795
35K → 40K
200200-645
#36795 → #37440
40K → Finish
20083-391
#37440 → #37831
TOTALS
19714793*+1903
#39734 → #37831

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Visualized

Category:
Loading...

Passing Circle

Loading...

Position Flow

Loading...

Race Lanes

Loading...

Is this your race? Claim it to upload your GPX and export your data as yours.

Upload your GPX file

Add per-mile pace & heart rate — works with Garmin, Apple Watch, Strava & more.

Download your race track as a GPX or TCX file for Strava, Garmin Connect, or other apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing