TCS London Marathon 2026 logo
LONDON MARATHON MASS 2026

Sophie Stoneley

Bib: 17401 F GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 45%
Gender (Female)
#0 / 26115
Top 32%
Division (F18-39)
#0 / 14744
Top 34%
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
9:37/mi
29:51
↑ 49↓ 125
10K· 6.21 mi
9:38/mi
59:44
↑ 50↓ 81
15K· 9.32 mi
9:54/mi
1:30:29
↑ 44↓ 51
20K· 12.43 mi
9:40/mi
2:00:28
↑ 67↓ 40
Half· 13.10 mi
10:03/mi
2:07:12
↓ 27
25K· 15.53 mi
9:55/mi
2:31:20
↑ 50↓ 63
30K· 18.64 mi
10:18/mi
3:03:20
↑ 69↓ 46
35K· 21.75 mi
10:39/mi
3:36:23
↑ 87↓ 88
40K· 24.85 mi
9:56/mi
4:07:14
↑ 58↓ 75
Finish· 26.22 mi
9:35/mi
4:20:17
↑ 14↓ 18
Course Elevation
503ft
Total climb
166ft
Range
6 to 172 ft
×14
613ft
Total descent

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The Course

Half Splits

1st Half· via Half
2:07:129:43 /mi⚡ faster
2nd Half
2:13:0510:09 /mi+4.6%
Positive split — 4.6% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
29:519:373.11 mi29:51
9:37
-
10K
59:449:373.10 mi29:53
9:38
+0:01
15K
1:30:299:433.11 mi30:45
9:54
+0:16
20K
2:00:289:423.11 mi29:59
9:40
-0:14
Half(13.10 mi)
2:07:129:430.67 mi6:44
10:03
+0:23
25K
2:31:209:452.43 mi24:08
9:55
-0:08
30K
3:03:209:513.11 mi32:00
10:18
+0:23
35K
3:36:239:573.11 mi33:03
10:39
+0:21
40K
4:07:149:573.10 mi30:51
9:56
-0:43
Finish(26.22 mi)
4:20:179:571.37 mi13:03
9:35
-0:21
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:35 /mi

Average Pace

9:56 /mi

Slowest Pace

10:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:47:14

87% of race

Time at Steady Pace

33:03

13% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:56 /mi

Loading chart...
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. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3446310676106763181495759575
10K3.10 mi33534+92910274+40210274+4023272799689968
15K3.11 mi32842+6929984+2909984+2903181495759575
20K3.11 mi32035+8079714+2709714+2703035491019101
Half(13.10 mi)0.67 mi31915+1209679+359679+353068293989398
25K2.43 mi31140+7759455+2249455+2242864387018701
30K3.11 mi30141+9999193+2629193+2622767686958695
35K3.11 mi29105+10368992+2018992+2012592685888588
40K3.10 mi27562+15438601+3918601+3912039866966696
Finish(26.22 mi)1.37 mi26967+5958434+1678434+1671954063986398

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×10
+49ft-125ft

Overall

31814

Females

9575

F18-39

9575

5K→10K

3.1 - 6.2 mi

Top 55%
×4
+50ft-81ft

Overall

32727

Females

9968

F18-39

9968

10K→15K

6.2 - 9.3 mi

Top 53%
+44ft-51ft

Overall

31814

Females

9575

F18-39

9575

15K→20K

9.3 - 12.4 mi

Top 51%
×3
+67ft-40ft

Overall

30354

Females

9101

F18-39

9101

20K→Half

12.4 - 13.1 mi

Top 51%
×2
+8ft-27ft

Overall

30682

Females

9398

F18-39

9398

Half→25K

13.1 - 15.5 mi

Top 48%
×2
+50ft-63ft

Overall

28643

Females

8701

F18-39

8701

25K→30K

15.5 - 18.6 mi

Top 46%
×2
+69ft-46ft

Overall

27676

Females

8695

F18-39

8695

30K→35K

18.6 - 21.8 mi

Top 43%
×2
+87ft-88ft

Overall

25926

Females

8588

F18-39

8588

35K→40K

21.8 - 24.9 mi

Top 34%
×3
+58ft-75ft

Overall

20398

Females

6696

F18-39

6696

40K→Finish

24.9 - 26.2 mi

Top 33%
+14ft-18ft

Overall

19540

Females

6398

F18-39

6398

Passing Analysis

Category:
▲Net Change
+0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#34463
5K → 10K
3051234+929
#34463 → #33534
10K → 15K
193885+692
#33534 → #32842
15K → 20K
106913+807
#32842 → #32035
20K → Half
52172+120
#32035 → #31915
Half → 25K
78853+775
#31915 → #31140
25K → 30K
1561155+999
#31140 → #30141
30K → 35K
1501186+1036
#30141 → #29105
35K → 40K
171560+1543
#29105 → #27562
40K → Finish
12607+595
#27562 → #26967
TOTALS
10698565+7496
#34463 → #26967

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