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LONDON MARATHON MASS 2026

Harriet Avery

Bib: 37487 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
10:00/mi
31:04
↑ 49↓ 125
10K· 6.21 mi
11:33/mi
1:06:54
↑ 50↓ 81
15K· 9.32 mi
12:28/mi
1:45:35
↑ 44↓ 51
20K· 12.43 mi
13:42/mi
2:28:08
↑ 67↓ 40
Half· 13.10 mi
12:52/mi
2:36:46
↓ 27
25K· 15.53 mi
14:14/mi
3:11:26
↑ 50↓ 63
30K· 18.64 mi
18:19/mi
4:08:20
↑ 69↓ 46
35K· 21.75 mi
16:56/mi
5:00:55
↑ 87↓ 88
40K· 24.85 mi
13:53/mi
5:44:02
↑ 58↓ 75
Finish· 26.22 mi
13:50/mi
6:02:54
↑ 14↓ 18
Course Elevation
6–172 ft
≈
×14story building
•▲ 503 ft climb · ▼ 613 ft descent

The Course

Half Splits

1st Half· via Half
2:36:4611:59 /mi⚡ faster
2nd Half
3:26:0815:43 /mi+31.5%
Positive split — 31.5% 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
31:0410:003.11 mi31:04
10:00
-
10K
1:06:5410:463.10 mi35:50
11:33
+1:33
15K
1:45:3511:203.11 mi38:41
12:28
+0:55
20K
2:28:0811:563.11 mi42:33
13:42
+1:14
Half(13.10 mi)
2:36:4611:590.67 mi8:38
12:52
-0:50
25K
3:11:2612:202.43 mi34:40
14:14
+1:22
30K
4:08:2013:203.11 mi56:54
18:19
+4:05
35K
5:00:5513:513.11 mi52:35
16:56
-1:23
40K
5:44:0213:513.10 mi43:07
13:53
-3:03
Finish(26.22 mi)
6:02:5413:521.37 mi18:52
13:50
-0:03
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:00 /mi

Average Pace

13:51 /mi

Slowest Pace

18:19 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:45:35

29% of race

Time at Steady Pace

2:27:50

41% of race

Time at Slower Pace

1:49:29

30% of race

Average Pace: 13:50 /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. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi386741273712737506151980619806
10K3.10 mi44849-617516156-341916156-3419494311895118951
15K3.11 mi47383-253417678-152217678-1522506151980619806
20K3.11 mi49919-253619337-165919337-1659539902221822218
Half(13.10 mi)0.67 mi49880+3919334+319334+3498741980519805
25K2.43 mi50299-41919653-31919653-319519132109021090
30K3.11 mi53034-273521528-187521528-1875583872520425204
35K3.11 mi53742-70822050-52222050-522560582395023950
40K3.10 mi53233+50921812+23821812+238475161947619476
Finish(26.22 mi)1.37 mi53171+6221792+2021792+20505922108321083

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×10story building
+49ft-125ft

Overall

50615

Females

19806

F18-39

19806

5K→10K

3.1 - 6.2 mi

Top 83%
×4story building
+50ft-81ft

Overall

49431

Females

18951

F18-39

18951

10K→15K

6.2 - 9.3 mi

Top 85%
×1story
+44ft-51ft

Overall

50615

Females

19806

F18-39

19806

15K→20K

9.3 - 12.4 mi

Top 90%
×3story building
+67ft-40ft

Overall

53990

Females

22218

F18-39

22218

20K→Half

12.4 - 13.1 mi

Top 83%
×2story building
+8ft-27ft

Overall

49874

Females

19805

F18-39

19805

Half→25K

13.1 - 15.5 mi

Top 87%
×2story building
+50ft-63ft

Overall

51913

Females

21090

F18-39

21090

25K→30K

15.5 - 18.6 mi

Top 98%
×2story building
+69ft-46ft

Overall

58387

Females

25204

F18-39

25204

30K→35K

18.6 - 21.8 mi

Top 94%
×2story building
+87ft-88ft

Overall

56058

Females

23950

F18-39

23950

35K→40K

21.8 - 24.9 mi

Top 79%
×3story building
+58ft-75ft

Overall

47516

Females

19476

F18-39

19476

40K→Finish

24.9 - 26.2 mi

Top 85%
×1story
+14ft-18ft

Overall

50592

Females

21083

F18-39

21083

Passing Analysis

Category:
▼Net Change
0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#38674
5K → 10K
624671-6175
#38674 → #44849
10K → 15K
2655121-2534
#44849 → #47383
15K → 20K
261276-2536
#47383 → #49919
20K → Half
86125+39
#49919 → #49880
Half → 25K
711292-419
#49880 → #50299
25K → 30K
277035-2735
#50299 → #53034
30K → 35K
815107-708
#53034 → #53742
35K → 40K
48557+509
#53742 → #53233
40K → Finish
66128+62
#53233 → #53171
TOTALS
160091512-14497
#38674 → #53171

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