TCS London Marathon 2026 logo
LONDON MARATHON MASS 2026

Isabel Buckle

Bib: 73792 F GB

0:00
0:00
/ mi
Be the first to cheer!
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
11:33/mi
35:53
↑ 49↓ 125
10K· 6.21 mi
12:07/mi
1:13:31
↑ 50↓ 81
15K· 9.32 mi
14:16/mi
1:57:48
↑ 44↓ 51
20K· 12.43 mi
14:39/mi
2:43:17
↑ 67↓ 40
Half· 13.10 mi
15:32/mi
2:53:42
↓ 27
25K· 15.53 mi
19:48/mi
3:41:54
↑ 50↓ 63
30K· 18.64 mi
16:05/mi
4:31:52
↑ 69↓ 46
35K· 21.75 mi
14:00/mi
5:15:20
↑ 87↓ 88
40K· 24.85 mi
13:29/mi
5:57:11
↑ 58↓ 75
Finish· 26.22 mi
13:20/mi
6:15:22
↑ 14↓ 18
Course Elevation
6–172 ft
≈
×14story building
•▲ 503 ft climb · ▼ 613 ft descent

The Course

Half Splits

1st Half· via Half
2:53:4213:16 /mi⚡ faster
2nd Half
3:21:4015:23 /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
35:5311:333.11 mi35:53
11:33
-
10K
1:13:3111:503.10 mi37:38
12:07
+0:34
15K
1:57:4812:393.11 mi44:17
14:16
+2:09
20K
2:43:1713:093.11 mi45:29
14:39
+0:23
Half(13.10 mi)
2:53:4213:160.67 mi10:25
15:32
+0:53
25K
3:41:5414:182.43 mi48:12
19:48
+4:16
30K
4:31:5214:363.11 mi49:58
16:05
-3:43
35K
5:15:2014:303.11 mi43:28
14:00
-2:05
40K
5:57:1114:233.10 mi41:51
13:29
-0:31
Finish(26.22 mi)
6:15:2214:201.37 mi18:11
13:20
-0:09
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

11:33 /mi

Average Pace

14:20 /mi

Slowest Pace

19:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:13:31

20% of race

Time at Steady Pace

3:13:16

51% of race

Time at Slower Pace

1:48:35

29% of race

Average Pace: 14:19 /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. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi520302054520545562622358623586
10K3.10 mi52147-11720682-13720682-137523152086220862
15K3.11 mi54059-191221998-131621998-1316562622358623586
20K3.11 mi54843-78422578-58022578-580561752360923609
Half(13.10 mi)0.67 mi54996-15322686-10822686-108568282419924199
25K2.43 mi56636-164023843-115723843-1157590902563025630
30K3.11 mi56511+12523795+4823795+48555002342123421
35K3.11 mi55661+85023262+53323262+533460751851518515
40K3.10 mi54923+73822826+43622826+436452201830718307
Finish(26.22 mi)1.37 mi54694+22922709+11722709+117482641985119851

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 94%
×10story building
+49ft-125ft

Overall

56262

Females

23586

F18-39

23586

5K→10K

3.1 - 6.2 mi

Top 88%
×4story building
+50ft-81ft

Overall

52315

Females

20862

F18-39

20862

10K→15K

6.2 - 9.3 mi

Top 94%
×1story
+44ft-51ft

Overall

56262

Females

23586

F18-39

23586

15K→20K

9.3 - 12.4 mi

Top 94%
×3story building
+67ft-40ft

Overall

56175

Females

23609

F18-39

23609

20K→Half

12.4 - 13.1 mi

Top 95%
×2story building
+8ft-27ft

Overall

56828

Females

24199

F18-39

24199

Half→25K

13.1 - 15.5 mi

Top 99%
×2story building
+50ft-63ft

Overall

59090

Females

25630

F18-39

25630

25K→30K

15.5 - 18.6 mi

Top 93%
×2story building
+69ft-46ft

Overall

55500

Females

23421

F18-39

23421

30K→35K

18.6 - 21.8 mi

Top 77%
×2story building
+87ft-88ft

Overall

46075

Females

18515

F18-39

18515

35K→40K

21.8 - 24.9 mi

Top 76%
×3story building
+58ft-75ft

Overall

45220

Females

18307

F18-39

18307

40K→Finish

24.9 - 26.2 mi

Top 81%
×1story
+14ft-18ft

Overall

48264

Females

19851

F18-39

19851

Passing Analysis

Category:
▼Net Change
0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#52030
5K → 10K
764647-117
#52030 → #52147
10K → 15K
198472-1912
#52147 → #54059
15K → 20K
931147-784
#54059 → #54843
20K → Half
19037-153
#54843 → #54996
Half → 25K
167232-1640
#54996 → #56636
25K → 30K
141266+125
#56636 → #56511
30K → 35K
4854+850
#56511 → #55661
35K → 40K
5743+738
#55661 → #54923
40K → Finish
8237+229
#54923 → #54694
TOTALS
56993035-2664
#52030 → #54694

Passing Visualized

Category:
Loading...

Passing Circle

Loading...

Position Flow

Loading...

Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness 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