TCS London Marathon 2026 logo
LONDON MARATHON MASS 2026

Ali Henderson

Bib: 20698 F GB

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Gender (Female)
#0 / 26115
Top 41%
Masters (Masters Women)
#0 / 11371
Top 39%
Division (F45-49)
#0 / 2995
Top 42%
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
10:41/mi
33:11
↑ 49↓ 125
10K· 6.21 mi
10:30/mi
1:05:48
↑ 50↓ 81
15K· 9.32 mi
10:40/mi
1:38:54
↑ 44↓ 51
20K· 12.43 mi
10:19/mi
2:10:55
↑ 67↓ 40
Half· 13.10 mi
10:35/mi
2:18:01
↓ 27
25K· 15.53 mi
10:21/mi
2:43:12
↑ 50↓ 63
30K· 18.64 mi
10:30/mi
3:15:47
↑ 69↓ 46
35K· 21.75 mi
10:35/mi
3:48:37
↑ 87↓ 88
40K· 24.85 mi
10:22/mi
4:20:49
↑ 58↓ 75
Finish· 26.22 mi
10:28/mi
4:35:05
↑ 14↓ 18
Course Elevation
503ft
Total climb
613ft
Total descent
166ft
Range
6 to 172 ft
≈
×14story building

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The Course

Half Splits

1st Half· via Half
2:18:0110:33 /mi⚖️ balanced
2nd Half
2:17:0410:27 /mi⚖️ balanced
Even split — consistent pacing between halves
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
33:1110:413.11 mi33:11
10:41
-
10K
1:05:4810:363.10 mi32:37
10:30
-0:11
15K
1:38:5410:373.11 mi33:06
10:40
+0:10
20K
2:10:5510:333.11 mi32:01
10:19
-0:21
Half(13.10 mi)
2:18:0110:330.67 mi7:06
10:35
+0:16
25K
2:43:1210:312.43 mi25:11
10:21
-0:14
30K
3:15:4710:313.11 mi32:35
10:30
+0:09
35K
3:48:3710:313.11 mi32:50
10:35
+0:05
40K
4:20:4910:303.10 mi32:12
10:22
-0:13
Finish(26.22 mi)
4:35:0510:301.37 mi14:16
10:28
+0:06
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:19 /mi

Average Pace

10:30 /mi

Slowest Pace

10:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

4:35:05

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:29 /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. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi455121652116521387541287212872
10K3.10 mi43218+229415181+134015181+1340412831414614146
15K3.11 mi41515+170314247+93414247+934387541287212872
20K3.11 mi39943+157213506+74113506+741362701190011900
Half(13.10 mi)0.67 mi39614+32913378+12813378+128356611177311773
25K2.43 mi38109+150512727+65112727+651320521027510275
30K3.11 mi36257+185211996+73111996+7312905393369336
35K3.11 mi34177+208011263+73311263+7332553484048404
40K3.10 mi32478+169910733+53010733+5302344380208020
Finish(26.22 mi)1.37 mi32124+35410646+8710646+872693395679567

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×10story building
+49ft-125ft

Overall

38754

Females

12872

F45-49

12872

5K→10K

3.1 - 6.2 mi

Top 69%
×4story building
+50ft-81ft

Overall

41283

Females

14146

F45-49

14146

10K→15K

6.2 - 9.3 mi

Top 65%
×1story
+44ft-51ft

Overall

38754

Females

12872

F45-49

12872

15K→20K

9.3 - 12.4 mi

Top 61%
×3story building
+67ft-40ft

Overall

36270

Females

11900

F45-49

11900

20K→Half

12.4 - 13.1 mi

Top 60%
×2story building
+8ft-27ft

Overall

35661

Females

11773

F45-49

11773

Half→25K

13.1 - 15.5 mi

Top 54%
×2story building
+50ft-63ft

Overall

32052

Females

10275

F45-49

10275

25K→30K

15.5 - 18.6 mi

Top 49%
×2story building
+69ft-46ft

Overall

29053

Females

9336

F45-49

9336

30K→35K

18.6 - 21.8 mi

Top 43%
×2story building
+87ft-88ft

Overall

25534

Females

8404

F45-49

8404

35K→40K

21.8 - 24.9 mi

Top 39%
×3story building
+58ft-75ft

Overall

23443

Females

8020

F45-49

8020

40K→Finish

24.9 - 26.2 mi

Top 45%
×1story
+14ft-18ft

Overall

26933

Females

9567

F45-49

9567

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#45512
5K → 10K
942388*+2294
#45512 → #43218
10K → 15K
391742*+1703
#43218 → #41515
15K → 20K
241596*+1572
#41515 → #39943
20K → Half
6335*+329
#39943 → #39614
Half → 25K
101515*+1505
#39614 → #38109
25K → 30K
131865+1852
#38109 → #36257
30K → 35K
112091*+2080
#36257 → #34177
35K → 40K
271726*+1699
#34177 → #32478
40K → Finish
49403*+354
#32478 → #32124
TOTALS
27313661*+13388
#45512 → #32124

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

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