TCS London Marathon 2026 logo
LONDON MARATHON MASS 2026

Katherine Howell

Bib: 38508 F GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 36%
Gender (Female)
#0 / 26115
Top 24%
Division (F18-39)
#0 / 14744
Top 25%
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
8:09/mi
25:19
↑ 49↓ 125
10K· 6.21 mi
8:10/mi
50:40
↑ 50↓ 81
15K· 9.32 mi
8:23/mi
1:16:42
↑ 44↓ 51
20K· 12.43 mi
8:16/mi
1:42:22
↑ 67↓ 40
Half· 13.10 mi
8:44/mi
1:48:13
↓ 27
25K· 15.53 mi
8:56/mi
2:09:57
↑ 50↓ 63
30K· 18.64 mi
9:34/mi
2:39:39
↑ 69↓ 46
35K· 21.75 mi
10:23/mi
3:11:53
↑ 87↓ 88
40K· 24.85 mi
11:25/mi
3:47:21
↑ 58↓ 75
Finish· 26.22 mi
11:14/mi
4:02:40
↑ 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
1:48:138:16 /mi⚡ faster
2nd Half
2:14:2710:15 /mi+24.2%
Positive split — 24.2% 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
25:198:093.11 mi25:19
8:09
-
10K
50:408:103.10 mi25:21
8:10
+0:01
15K
1:16:428:143.11 mi26:02
8:23
+0:13
20K
1:42:228:153.11 mi25:40
8:16
-0:07
Half(13.10 mi)
1:48:138:160.67 mi5:51
8:44
+0:28
25K
2:09:578:222.43 mi21:44
8:56
+0:12
30K
2:39:398:343.11 mi29:42
9:34
+0:38
35K
3:11:538:503.11 mi32:14
10:23
+0:49
40K
3:47:219:093.10 mi35:28
11:25
+1:02
Finish(26.22 mi)
4:02:409:161.37 mi15:19
11:14
-0:11
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:09 /mi

Average Pace

9:16 /mi

Slowest Pace

11:25 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:16:20

31% of race

Time at Steady Pace

53:37

22% of race

Time at Slower Pace

1:52:43

46% of race

Average Pace: 9:15 /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 mi15893384238421510435513551
10K3.10 mi15401+4923708+1343708+1341497335553555
15K3.11 mi15260+1413645+633645+631510435513551
20K3.11 mi15322-623659-143659-141567237873787
Half(13.10 mi)0.67 mi15426-1043694-353694-351786345614561
25K2.43 mi16025-5993921-2273921-2271985253385338
30K3.11 mi16982-9574328-4074328-4072237265176517
35K3.11 mi18186-12044821-4934821-4932429778487848
40K3.10 mi20416-22305821-10005821-1000310671147011470
Finish(26.22 mi)1.37 mi21250-8346191-3706191-370336271269212692

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 25%
×10
+49ft-125ft

Overall

15104

Females

3551

F18-39

3551

5K→10K

3.1 - 6.2 mi

Top 25%
×4
+50ft-81ft

Overall

14973

Females

3555

F18-39

3555

10K→15K

6.2 - 9.3 mi

Top 25%
+44ft-51ft

Overall

15104

Females

3551

F18-39

3551

15K→20K

9.3 - 12.4 mi

Top 26%
×3
+67ft-40ft

Overall

15672

Females

3787

F18-39

3787

20K→Half

12.4 - 13.1 mi

Top 30%
×2
+8ft-27ft

Overall

17863

Females

4561

F18-39

4561

Half→25K

13.1 - 15.5 mi

Top 33%
×2
+50ft-63ft

Overall

19852

Females

5338

F18-39

5338

25K→30K

15.5 - 18.6 mi

Top 37%
×2
+69ft-46ft

Overall

22372

Females

6517

F18-39

6517

30K→35K

18.6 - 21.8 mi

Top 41%
×2
+87ft-88ft

Overall

24297

Females

7848

F18-39

7848

35K→40K

21.8 - 24.9 mi

Top 52%
×3
+58ft-75ft

Overall

31067

Females

11470

F18-39

11470

40K→Finish

24.9 - 26.2 mi

Top 56%
+14ft-18ft

Overall

33627

Females

12692

F18-39

12692

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#15893
5K → 10K
199691*+492
#15893 → #15401
10K → 15K
200341*+141
#15401 → #15260
15K → 20K
200200-62
#15260 → #15322
20K → Half
13430-104
#15322 → #15426
Half → 25K
200117-599
#15426 → #16025
25K → 30K
1118161-957
#16025 → #16982
30K → 35K
200176-1204
#16982 → #18186
35K → 40K
20086-2230
#18186 → #20416
40K → Finish
20044-834
#20416 → #21250
TOTALS
26511846*-5357
#15893 → #21250

* 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

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Mika Timing