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LONDON MARATHON MASS 2026

Rachel Bronstein

Bib: 79650 F US

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
10:40/mi
33:06
↑ 49↓ 125
10K· 6.21 mi
11:35/mi
1:09:04
↑ 50↓ 81
15K· 9.32 mi
12:46/mi
1:48:42
↑ 44↓ 51
20K· 12.43 mi
12:05/mi
2:26:13
↑ 67↓ 40
Half· 13.10 mi
13:58/mi
2:35:35
↓ 27
25K· 15.53 mi
12:41/mi
3:06:27
↑ 50↓ 63
30K· 18.64 mi
17:42/mi
4:01:25
↑ 69↓ 46
35K· 21.75 mi
13:23/mi
4:42:58
↑ 87↓ 88
40K· 24.85 mi
14:45/mi
5:28:45
↑ 58↓ 75
Finish· 26.22 mi
12:46/mi
5:46:09
↑ 14↓ 18
Course Elevation
6–172 ft
≈
×14story building
•▲ 503 ft climb · ▼ 613 ft descent

The Course

Half Splits

1st Half· via Half
2:35:3511:53 /mi⚡ faster
2nd Half
3:10:3414:32 /mi+22.5%
Positive split — 22.5% 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
33:0610:403.11 mi33:06
10:40
-
10K
1:09:0411:073.10 mi35:58
11:35
+0:55
15K
1:48:4211:403.11 mi39:38
12:46
+1:11
20K
2:26:1311:463.11 mi37:31
12:05
-0:41
Half(13.10 mi)
2:35:3511:530.67 mi9:22
13:58
+1:53
25K
3:06:2712:012.43 mi30:52
12:41
-1:17
30K
4:01:2512:583.11 mi54:58
17:42
+5:01
35K
4:42:5813:013.11 mi41:33
13:23
-4:19
40K
5:28:4513:143.10 mi45:47
14:45
+1:22
Finish(26.22 mi)
5:46:0913:131.37 mi17:24
12:46
-1:59
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:40 /mi

Average Pace

13:13 /mi

Slowest Pace

17:42 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:09:04

20% of race

Time at Steady Pace

2:46:58

48% of race

Time at Slower Pace

1:50:07

32% of race

Average Pace: 13:12 /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 mi452851639616396518542060820608
10K3.10 mi47762-247717878-148217878-1482496881912119121
15K3.11 mi49585-182319034-115619034-1156518542060820608
20K3.11 mi49122+46318839+19518839+195481421847618476
Half(13.10 mi)0.67 mi49425-30319043-20419043-204534762205422054
25K2.43 mi48765+66018719+32418719+324461501767817678
30K3.11 mi51651-288620639-192020639-1920578002481724817
35K3.11 mi50541+111020060+57920060+579428791686016860
40K3.10 mi50780-23920313-25320313-253516132161121611
Finish(26.22 mi)1.37 mi50556+22420205+10820205+108450691816418164

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×10story building
+49ft-125ft

Overall

51854

Females

20608

F18-39

20608

5K→10K

3.1 - 6.2 mi

Top 83%
×4story building
+50ft-81ft

Overall

49688

Females

19121

F18-39

19121

10K→15K

6.2 - 9.3 mi

Top 87%
×1story
+44ft-51ft

Overall

51854

Females

20608

F18-39

20608

15K→20K

9.3 - 12.4 mi

Top 81%
×3story building
+67ft-40ft

Overall

48142

Females

18476

F18-39

18476

20K→Half

12.4 - 13.1 mi

Top 89%
×2story building
+8ft-27ft

Overall

53476

Females

22054

F18-39

22054

Half→25K

13.1 - 15.5 mi

Top 77%
×2story building
+50ft-63ft

Overall

46150

Females

17678

F18-39

17678

25K→30K

15.5 - 18.6 mi

Top 97%
×2story building
+69ft-46ft

Overall

57800

Females

24817

F18-39

24817

30K→35K

18.6 - 21.8 mi

Top 72%
×2story building
+87ft-88ft

Overall

42879

Females

16860

F18-39

16860

35K→40K

21.8 - 24.9 mi

Top 86%
×3story building
+58ft-75ft

Overall

51613

Females

21611

F18-39

21611

40K→Finish

24.9 - 26.2 mi

Top 75%
×1story
+14ft-18ft

Overall

45069

Females

18164

F18-39

18164

Passing Analysis

Category:
▼Net Change
0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#45285
5K → 10K
2754277-2477
#45285 → #47762
10K → 15K
1978155-1823
#47762 → #49585
15K → 20K
284747+463
#49585 → #49122
20K → Half
34744-303
#49122 → #49425
Half → 25K
125785+660
#49425 → #48765
25K → 30K
292943-2886
#48765 → #51651
30K → 35K
171127+1110
#51651 → #50541
35K → 40K
425186-239
#50541 → #50780
40K → Finish
31255+224
#50780 → #50556
TOTALS
88903619-5271
#45285 → #50556

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