TCS London Marathon 2026 logo
LONDON MARATHON MASS 2026

Lois Booth

Bib: 71829 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
10:58/mi
34:02
↑ 49↓ 125
10K· 6.21 mi
10:47/mi
1:07:30
↑ 50↓ 81
15K· 9.32 mi
11:25/mi
1:42:57
↑ 44↓ 51
20K· 12.43 mi
11:02/mi
2:17:12
↑ 67↓ 40
Half· 13.10 mi
11:39/mi
2:25:01
↓ 27
25K· 15.53 mi
11:34/mi
2:53:11
↑ 50↓ 63
30K· 18.64 mi
13:07/mi
3:33:53
↑ 69↓ 46
35K· 21.75 mi
14:03/mi
4:17:30
↑ 87↓ 88
40K· 24.85 mi
13:37/mi
4:59:46
↑ 58↓ 75
Finish· 26.22 mi
11:58/mi
5:16:05
↑ 14↓ 18
Course Elevation
6–172 ft
≈
×14story building
•▲ 503 ft climb · ▼ 613 ft descent

The Course

Half Splits

1st Half· via Half
2:25:0111:05 /mi⚡ faster
2nd Half
2:51:0413:03 /mi+18.0%
Positive split — 18.0% 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
34:0210:583.11 mi34:02
10:58
-
10K
1:07:3010:523.10 mi33:28
10:47
-0:11
15K
1:42:5711:033.11 mi35:27
11:25
+0:38
20K
2:17:1211:033.11 mi34:15
11:02
-0:23
Half(13.10 mi)
2:25:0111:050.67 mi7:49
11:39
+0:37
25K
2:53:1111:092.43 mi28:10
11:34
-0:05
30K
3:33:5311:293.11 mi40:42
13:07
+1:33
35K
4:17:3011:513.11 mi43:37
14:03
+0:56
40K
4:59:4612:043.10 mi42:16
13:37
-0:26
Finish(26.22 mi)
5:16:0512:041.37 mi16:19
11:58
-1:39
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:47 /mi

Average Pace

12:04 /mi

Slowest Pace

14:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:41:45

32% of race

Time at Steady Pace

1:27:45

28% of race

Time at Slower Pace

2:06:35

40% of race

Average Pace: 12:03 /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 mi480131806118061447631617516175
10K3.10 mi45696+231716639+142216639+1422437601553115531
15K3.11 mi45222+47416378+26116378+261447631617516175
20K3.11 mi44242+98015892+48615892+486419441488814888
Half(13.10 mi)0.67 mi44154+8815877+1515877+15437381617016170
25K2.43 mi43265+88915475+40215475+402406741463514635
30K3.11 mi43695-43015883-40815883-408449551736617366
35K3.11 mi44179-48416362-47916362-479462991862318623
40K3.10 mi44459-28016674-31216674-312459641866218662
Finish(26.22 mi)1.37 mi44197+26216590+8416590+84394721540015400

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×10story building
+49ft-125ft

Overall

44763

Females

16175

F18-39

16175

5K→10K

3.1 - 6.2 mi

Top 73%
×4story building
+50ft-81ft

Overall

43760

Females

15531

F18-39

15531

10K→15K

6.2 - 9.3 mi

Top 75%
×1story
+44ft-51ft

Overall

44763

Females

16175

F18-39

16175

15K→20K

9.3 - 12.4 mi

Top 70%
×3story building
+67ft-40ft

Overall

41944

Females

14888

F18-39

14888

20K→Half

12.4 - 13.1 mi

Top 73%
×2story building
+8ft-27ft

Overall

43738

Females

16170

F18-39

16170

Half→25K

13.1 - 15.5 mi

Top 68%
×2story building
+50ft-63ft

Overall

40674

Females

14635

F18-39

14635

25K→30K

15.5 - 18.6 mi

Top 75%
×2story building
+69ft-46ft

Overall

44955

Females

17366

F18-39

17366

30K→35K

18.6 - 21.8 mi

Top 77%
×2story building
+87ft-88ft

Overall

46299

Females

18623

F18-39

18623

35K→40K

21.8 - 24.9 mi

Top 77%
×3story building
+58ft-75ft

Overall

45964

Females

18662

F18-39

18662

40K→Finish

24.9 - 26.2 mi

Top 66%
×1story
+14ft-18ft

Overall

39472

Females

15400

F18-39

15400

Passing Analysis

Category:
▲Net Change
+0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#48013
5K → 10K
792396+2317
#48013 → #45696
10K → 15K
364838+474
#45696 → #45222
15K → 20K
1131093+980
#45222 → #44242
20K → Half
83171+88
#44242 → #44154
Half → 25K
1271016+889
#44154 → #43265
25K → 30K
840410-430
#43265 → #43695
30K → 35K
833349-484
#43695 → #44179
35K → 40K
565285-280
#44179 → #44459
40K → Finish
51313+262
#44459 → #44197
TOTALS
30556871+3816
#48013 → #44197

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