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LONDON MARATHON MASS 2026

Izzie Donovan

Bib: 32130 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
14:32/mi
45:07
↑ 49↓ 125
10K· 6.21 mi
15:50/mi
1:34:17
↑ 50↓ 81
15K· 9.32 mi
17:01/mi
2:27:06
↑ 44↓ 51
20K· 12.43 mi
17:35/mi
3:21:43
↑ 67↓ 40
Half· 13.10 mi
17:41/mi
3:33:35
↓ 27
25K· 15.53 mi
17:13/mi
4:15:31
↑ 50↓ 63
30K· 18.64 mi
18:48/mi
5:13:55
↑ 69↓ 46
35K· 21.75 mi
20:26/mi
6:17:21
↑ 87↓ 88
40K· 24.85 mi
19:51/mi
7:19:01
↑ 58↓ 75
Finish· 26.22 mi
18:16/mi
7:43:55
↑ 14↓ 18
Course Elevation
6–172 ft
≈
×14story building
•▲ 503 ft climb · ▼ 613 ft descent

The Course

Half Splits

1st Half· via Half
3:33:3516:19 /mi⚡ faster
2nd Half
4:10:2019:05 /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
45:0714:323.11 mi45:07
14:32
-
10K
1:34:1715:113.10 mi49:10
15:50
+1:18
15K
2:27:0615:473.11 mi52:49
17:01
+1:11
20K
3:21:4316:143.11 mi54:37
17:35
+0:34
Half(13.10 mi)
3:33:3516:190.67 mi11:52
17:41
+0:06
25K
4:15:3116:272.43 mi41:56
17:13
-0:28
30K
5:13:5516:513.11 mi58:24
18:48
+1:35
35K
6:17:2117:223.11 mi1:03:26
20:26
+1:38
40K
7:19:0117:403.10 mi1:01:40
19:51
-0:35
Finish(26.22 mi)
7:43:5517:431.37 mi24:54
18:16
-1:35
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

14:32 /mi

Average Pace

17:42 /mi

Slowest Pace

20:26 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:34:17

20% of race

Time at Steady Pace

3:06:08

40% of race

Time at Slower Pace

3:03:30

40% of race

Average Pace: 17:42 /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 mi589432549725497591652565925659
10K3.10 mi59079-13625594-9725594-97590492556625566
15K3.11 mi59163-8425646-5225646-52591652565925659
20K3.11 mi59198-3525671-2525671-25590402557725577
Half(13.10 mi)0.67 mi59192+625670+125670+1588302549625496
25K2.43 mi59058+13425567+10325567+103574882454024540
30K3.11 mi59098-4025609-4225609-42587022541525415
35K3.11 mi59192-9425679-7025679-70592292578925789
40K3.10 mi59249-5725724-4525724-45592042576425764
Finish(26.22 mi)1.37 mi59233+1625715+925715+9586642546525465

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 99%
×10story building
+49ft-125ft

Overall

59165

Females

25659

F18-39

25659

5K→10K

3.1 - 6.2 mi

Top 99%
×4story building
+50ft-81ft

Overall

59049

Females

25566

F18-39

25566

10K→15K

6.2 - 9.3 mi

Top 99%
×1story
+44ft-51ft

Overall

59165

Females

25659

F18-39

25659

15K→20K

9.3 - 12.4 mi

Top 99%
×3story building
+67ft-40ft

Overall

59040

Females

25577

F18-39

25577

20K→Half

12.4 - 13.1 mi

Top 98%
×2story building
+8ft-27ft

Overall

58830

Females

25496

F18-39

25496

Half→25K

13.1 - 15.5 mi

Top 96%
×2story building
+50ft-63ft

Overall

57488

Females

24540

F18-39

24540

25K→30K

15.5 - 18.6 mi

Top 98%
×2story building
+69ft-46ft

Overall

58702

Females

25415

F18-39

25415

30K→35K

18.6 - 21.8 mi

Top 99%
×2story building
+87ft-88ft

Overall

59229

Females

25789

F18-39

25789

35K→40K

21.8 - 24.9 mi

Top 99%
×3story building
+58ft-75ft

Overall

59204

Females

25764

F18-39

25764

40K→Finish

24.9 - 26.2 mi

Top 98%
×1story
+14ft-18ft

Overall

58664

Females

25465

F18-39

25465

Passing Analysis

Category:
▼Net Change
0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#58943
5K → 10K
239103-136
#58943 → #59079
10K → 15K
13551-84
#59079 → #59163
15K → 20K
8247-35
#59163 → #59198
20K → Half
1319+6
#59198 → #59192
Half → 25K
15149+134
#59192 → #59058
25K → 30K
8040-40
#59058 → #59098
30K → 35K
11420-94
#59098 → #59192
35K → 40K
7720-57
#59192 → #59249
40K → Finish
925+16
#59249 → #59233
TOTALS
764474-290
#58943 → #59233

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