TCS London Marathon 2026 logo
LONDON MARATHON MASS 2026

Chelsea Doughty

Bib: 68565 F GB

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 59786
Gender (Female)
#0 / 26115
Top 46%
Division (F18-39)
#0 / 14744
Top 48%
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
11:23/mi
35:20
↑ 49↓ 125
10K· 6.21 mi
10:57/mi
1:09:21
↑ 50↓ 81
15K· 9.32 mi
11:00/mi
1:43:31
↑ 44↓ 51
20K· 12.43 mi
10:46/mi
2:16:56
↑ 67↓ 40
Half· 13.10 mi
10:49/mi
2:24:11
↓ 27
25K· 15.53 mi
10:59/mi
2:50:55
↑ 50↓ 63
30K· 18.64 mi
11:09/mi
3:25:31
↑ 69↓ 46
35K· 21.75 mi
11:00/mi
3:59:40
↑ 87↓ 88
40K· 24.85 mi
10:17/mi
4:31:36
↑ 58↓ 75
Finish· 26.22 mi
9:51/mi
4:45:01
↑ 14↓ 18
Course Elevation
6–172 ft
≈
×14story building
•▲ 503 ft climb · ▼ 613 ft descent

The Course

Half Splits

1st Half· via Half
2:24:1111:01 /mi+2.3%
2nd Half
2:20:5010:45 /mi✓ faster
Negative split — 2.3% faster 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
35:2011:233.11 mi35:20
11:23
-
10K
1:09:2111:103.10 mi34:01
10:57
-0:26
15K
1:43:3111:073.11 mi34:10
11:00
+0:03
20K
2:16:5611:023.11 mi33:25
10:46
-0:14
Half(13.10 mi)
2:24:1111:010.67 mi7:15
10:49
+0:03
25K
2:50:5511:012.43 mi26:44
10:59
+0:10
30K
3:25:3111:023.11 mi34:36
11:09
+0:10
35K
3:59:4011:023.11 mi34:09
11:00
-0:09
40K
4:31:3610:563.10 mi31:56
10:17
-0:43
Finish(26.22 mi)
4:45:0110:531.37 mi13:25
9:51
-0:26
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:51 /mi

Average Pace

10:53 /mi

Slowest Pace

11:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:26:01

30% of race

Time at Steady Pace

3:19:00

70% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:52 /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 mi509681986919869416221441714417
10K3.10 mi48099+286918079+179018079+1790452051639516395
15K3.11 mi45679+242016653+142616653+1426416221441714417
20K3.11 mi44032+164715779+87415779+874399191377013770
Half(13.10 mi)0.67 mi43643+38915575+20415575+204374811269512695
25K2.43 mi42161+148214848+72714848+727368331264812648
30K3.11 mi40340+182114081+76714081+767335991149211492
35K3.11 mi38360+198013269+81213269+8122832296879687
40K3.10 mi36175+218512380+88912380+8892283777567756
Finish(26.22 mi)1.37 mi35377+79812082+29812082+2982173773067306

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×10story building
+49ft-125ft

Overall

41622

Females

14417

F18-39

14417

5K→10K

3.1 - 6.2 mi

Top 76%
×4story building
+50ft-81ft

Overall

45205

Females

16395

F18-39

16395

10K→15K

6.2 - 9.3 mi

Top 70%
×1story
+44ft-51ft

Overall

41622

Females

14417

F18-39

14417

15K→20K

9.3 - 12.4 mi

Top 67%
×3story building
+67ft-40ft

Overall

39919

Females

13770

F18-39

13770

20K→Half

12.4 - 13.1 mi

Top 63%
×2story building
+8ft-27ft

Overall

37481

Females

12695

F18-39

12695

Half→25K

13.1 - 15.5 mi

Top 62%
×2story building
+50ft-63ft

Overall

36833

Females

12648

F18-39

12648

25K→30K

15.5 - 18.6 mi

Top 56%
×2story building
+69ft-46ft

Overall

33599

Females

11492

F18-39

11492

30K→35K

18.6 - 21.8 mi

Top 47%
×2story building
+87ft-88ft

Overall

28322

Females

9687

F18-39

9687

35K→40K

21.8 - 24.9 mi

Top 38%
×3story building
+58ft-75ft

Overall

22837

Females

7756

F18-39

7756

40K→Finish

24.9 - 26.2 mi

Top 36%
×1story
+14ft-18ft

Overall

21737

Females

7306

F18-39

7306

Passing Analysis

Category:
▲Net Change
+0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#50968
5K → 10K
392908+2869
#50968 → #48099
10K → 15K
192439+2420
#48099 → #45679
15K → 20K
151662+1647
#45679 → #44032
20K → Half
8397+389
#44032 → #43643
Half → 25K
261508+1482
#43643 → #42161
25K → 30K
311852+1821
#42161 → #40340
30K → 35K
141994+1980
#40340 → #38360
35K → 40K
42189+2185
#38360 → #36175
40K → Finish
3801+798
#36175 → #35377
TOTALS
15915750+15591
#50968 → #35377

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