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LONDON MARATHON MASS 2026

Chloe Tuck

Bib: 64489 F GB

0:00
0:00
/ mi
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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
12:17/mi
38:07
↑ 49↓ 125
10K· 6.21 mi
13:15/mi
1:19:14
↑ 50↓ 81
15K· 9.32 mi
14:06/mi
2:03:02
↑ 44↓ 51
20K· 12.43 mi
14:15/mi
2:47:18
↑ 67↓ 40
Half· 13.10 mi
15:18/mi
2:57:34
↓ 27
25K· 15.53 mi
15:43/mi
3:35:49
↑ 50↓ 63
30K· 18.64 mi
15:23/mi
4:23:36
↑ 69↓ 46
35K· 21.75 mi
17:01/mi
5:16:27
↑ 87↓ 88
40K· 24.85 mi
15:58/mi
6:06:03
↑ 58↓ 75
Finish· 26.22 mi
14:21/mi
6:25:36
↑ 14↓ 18
Course Elevation
6–172 ft
≈
×14story building
•▲ 503 ft climb · ▼ 613 ft descent

The Course

Half Splits

1st Half· via Half
2:57:3413:34 /mi⚡ faster
2nd Half
3:28:0215:52 /mi+17.2%
Positive split — 17.2% 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
38:0712:173.11 mi38:07
12:17
-
10K
1:19:1412:463.10 mi41:07
13:15
+0:58
15K
2:03:0213:133.11 mi43:48
14:06
+0:51
20K
2:47:1813:283.11 mi44:16
14:15
+0:09
Half(13.10 mi)
2:57:3413:340.67 mi10:16
15:18
+1:03
25K
3:35:4913:542.43 mi38:15
15:43
+0:25
30K
4:23:3614:093.11 mi47:47
15:23
-0:20
35K
5:16:2714:343.11 mi52:51
17:01
+1:38
40K
6:06:0314:443.10 mi49:36
15:58
-1:03
Finish(26.22 mi)
6:25:3614:441.37 mi19:33
14:21
-1:37
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

12:17 /mi

Average Pace

14:43 /mi

Slowest Pace

17:01 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:06:51

48% of race

Time at Steady Pace

1:36:18

25% of race

Time at Slower Pace

1:42:27

27% of race

Average Pace: 14:42 /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 mi550962265222652559272334523345
10K3.10 mi55631-53523075-42323075-423559372333323333
15K3.11 mi55755-12423178-10323178-103559272334523345
20K3.11 mi55662+9323131+4723131+47553722308023080
Half(13.10 mi)0.67 mi55732-7023183-5223183-52564802397423974
25K2.43 mi55784-5223253-7023253-70554652326723267
30K3.11 mi55539+24523126+12723126+127537902241222412
35K3.11 mi55785-24623343-21723343-217561842401524015
40K3.10 mi55823-3823419-7623419-76552802357723577
Finish(26.22 mi)1.37 mi55683+14023342+7723342+77524942210322103

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 94%
×10story building
+49ft-125ft

Overall

55927

Females

23345

F18-39

23345

5K→10K

3.1 - 6.2 mi

Top 94%
×4story building
+50ft-81ft

Overall

55937

Females

23333

F18-39

23333

10K→15K

6.2 - 9.3 mi

Top 94%
×1story
+44ft-51ft

Overall

55927

Females

23345

F18-39

23345

15K→20K

9.3 - 12.4 mi

Top 93%
×3story building
+67ft-40ft

Overall

55372

Females

23080

F18-39

23080

20K→Half

12.4 - 13.1 mi

Top 94%
×2story building
+8ft-27ft

Overall

56480

Females

23974

F18-39

23974

Half→25K

13.1 - 15.5 mi

Top 93%
×2story building
+50ft-63ft

Overall

55465

Females

23267

F18-39

23267

25K→30K

15.5 - 18.6 mi

Top 90%
×2story building
+69ft-46ft

Overall

53790

Females

22412

F18-39

22412

30K→35K

18.6 - 21.8 mi

Top 94%
×2story building
+87ft-88ft

Overall

56184

Females

24015

F18-39

24015

35K→40K

21.8 - 24.9 mi

Top 92%
×3story building
+58ft-75ft

Overall

55280

Females

23577

F18-39

23577

40K→Finish

24.9 - 26.2 mi

Top 88%
×1story
+14ft-18ft

Overall

52494

Females

22103

F18-39

22103

Passing Analysis

Category:
▼Net Change
0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#55096
5K → 10K
888353-535
#55096 → #55631
10K → 15K
418294-124
#55631 → #55755
15K → 20K
241334+93
#55755 → #55662
20K → Half
11747-70
#55662 → #55732
Half → 25K
323271-52
#55732 → #55784
25K → 30K
138383+245
#55784 → #55539
30K → 35K
371125-246
#55539 → #55785
35K → 40K
194156-38
#55785 → #55823
40K → Finish
19159+140
#55823 → #55683
TOTALS
27092122-587
#55096 → #55683

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