Molly Rennie

Bib: 25505 F GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 42%
Gender (Female)
#0 / 26115
Top 29%
Division (F18-39)
#0 / 14744
Top 31%
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
9:12/mi
28:33
49125
10K· 6.21 mi
9:21/mi
57:34
5081
15K· 9.32 mi
9:32/mi
1:27:10
4451
20K· 12.43 mi
9:11/mi
1:55:41
6740
Half· 13.10 mi
9:31/mi
2:02:04
27
25K· 15.53 mi
9:16/mi
2:24:36
5063
30K· 18.64 mi
10:22/mi
2:56:48
6946
35K· 21.75 mi
10:21/mi
3:28:57
8788
40K· 24.85 mi
10:13/mi
4:00:39
5875
Finish· 26.22 mi
9:54/mi
4:14:09
1418
Course Elevation
503ft
Total climb
166ft
Range
6 to 172 ft
613ft
Total descent
About the height of the Statue of Liberty

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The Course

Half Splits

1st Half· via Half
2:02:049:20 /mi⚡ faster
2nd Half
2:12:0510:05 /mi+8.2%
Positive split — 8.2% slower in the second half
AI Race Performance Report

Molly's race, broken down like a coach

The full Race Story, performance analysis, segment & passing breakdowns, and where the race turned. Free to unlock — for anyone.

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Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
28:339:123.11 mi28:33
9:12
-
10K
57:349:163.10 mi29:01
9:21
+0:09
15K
1:27:109:223.11 mi29:36
9:32
+0:11
20K
1:55:419:193.11 mi28:31
9:11
-0:21
Half(13.10 mi)
2:02:049:200.67 mi6:23
9:31
+0:20
25K
2:24:369:192.43 mi22:32
9:16
-0:15
30K
2:56:489:303.11 mi32:12
10:22
+1:06
35K
3:28:579:373.11 mi32:09
10:21
-0:01
40K
4:00:399:413.10 mi31:42
10:13
-0:08
Finish(26.22 mi)
4:14:099:431.37 mi13:30
9:54
-0:19
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Molly's race

Checkpoint splits, rankings, passing analysis and qualifying. One free sign-in reveals them here — and on every race you look up.

Checkpoints & Pacing

Pace Line

Fastest Pace

9:11 /mi

Average Pace

9:42 /mi

Slowest Pace

10:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:38:06

62% of race

Time at Steady Pace

1:36:03

38% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:42 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi29537867186712820781018101
10K3.10 mi29495+428655+168655+162951486288628
15K3.11 mi28921+5748403+2528403+2522820781018101
20K3.11 mi27911+10108022+3818022+3812594372927292
Half(13.10 mi)0.67 mi27760+1517992+307992+302635475677567
25K2.43 mi26719+10417637+3557637+3552338666106610
30K3.11 mi26869-1507834-1977834-1972813788928892
35K3.11 mi26032+8377759+757759+752414377787778
40K3.10 mi25205+8277628+1317628+1312231375197519
Finish(26.22 mi)1.37 mi24916+2897593+357593+352220274827482

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
131 ft55 ft
49ft125ft
117 ft

Overall

28207

Females

8101

F18-39

8101

5K→10K

3.1 - 6.2 mi

Top 49%
55 ft24 ft
50ft81ft
45 ft

Overall

29514

Females

8628

F18-39

8628

10K→15K

6.2 - 9.3 mi

Top 47%
24 ft18 ft
44ft51ft
17 ft

Overall

28207

Females

8101

F18-39

8101

15K→20K

9.3 - 12.4 mi

Top 43%
18 ft45 ft
67ft40ft
38 ft

Overall

25943

Females

7292

F18-39

7292

20K→Half

12.4 - 13.1 mi

Top 44%
45 ft26 ft
8ft27ft
20 ft

Overall

26354

Females

7567

F18-39

7567

Half→25K

13.1 - 15.5 mi

Top 39%
25 ft12 ft
50ft63ft
20 ft

Overall

23386

Females

6610

F18-39

6610

25K→30K

15.5 - 18.6 mi

Top 47%
12 ft35 ft
69ft46ft
28 ft

Overall

28137

Females

8892

F18-39

8892

30K→35K

18.6 - 21.8 mi

Top 40%
35 ft34 ft
87ft88ft
23 ft

Overall

24143

Females

7778

F18-39

7778

35K→40K

21.8 - 24.9 mi

Top 37%
34 ft17 ft
58ft75ft
31 ft

Overall

22313

Females

7519

F18-39

7519

40K→Finish

24.9 - 26.2 mi

Top 37%
17 ft13 ft
14ft18ft
13 ft

Overall

22202

Females

7482

F18-39

7482

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing