Gemma Wesbroom

Bib: 72940 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
13:26/mi
41:44
49125
10K· 6.21 mi
14:15/mi
1:25:58
5081
15K· 9.32 mi
15:52/mi
2:15:14
4451
20K· 12.43 mi
15:03/mi
3:01:58
6740
Half· 13.10 mi
16:18/mi
3:12:54
27
25K· 15.53 mi
15:55/mi
3:51:39
5063
30K· 18.64 mi
15:26/mi
4:39:35
6946
35K· 21.75 mi
16:23/mi
5:30:26
8788
40K· 24.85 mi
16:52/mi
6:22:50
5875
Finish· 26.22 mi
18:50/mi
6:48:31
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
3:12:5414:44 /mi⚡ faster
2nd Half
3:35:3716:27 /mi+11.8%
Positive split — 11.8% slower in the second half
AI Race Performance Report

Gemma'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
41:4413:263.11 mi41:44
13:26
-
10K
1:25:5813:513.10 mi44:14
14:15
+0:49
15K
2:15:1414:313.11 mi49:16
15:52
+1:37
20K
3:01:5814:393.11 mi46:44
15:03
-0:49
Half(13.10 mi)
3:12:5414:440.67 mi10:56
16:18
+1:15
25K
3:51:3914:552.43 mi38:45
15:55
-0:23
30K
4:39:3515:003.11 mi47:56
15:26
-0:29
35K
5:30:2615:123.11 mi50:51
16:23
+0:57
40K
6:22:5015:253.10 mi52:24
16:52
+0:29
Finish(26.22 mi)
6:48:3115:361.37 mi25:41
18:50
+1:58
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Gemma's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

13:26 /mi

Average Pace

15:36 /mi

Slowest Pace

18:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:12:42

32% of race

Time at Steady Pace

3:17:44

48% of race

Time at Slower Pace

1:18:05

19% of race

Average Pace: 15:35 /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 mi579032469424694584192511825118
10K3.10 mi57848+5524660+3424660+34576802456024560
15K3.11 mi58197-34924928-26824928-268584192511825118
20K3.11 mi57884+31324703+22524703+225568592405324053
Half(13.10 mi)0.67 mi57892-824717-1424717-14577912482524825
25K2.43 mi57639+25324543+17424543+174558202348323483
30K3.11 mi57256+38324321+22224321+222539462249522495
35K3.11 mi57070+18624214+10724214+107548442326023260
40K3.10 mi57161-9124292-7824292-78569502447824478
Finish(26.22 mi)1.37 mi57404-24324467-17524467-175589652564825648

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 98%
131 ft55 ft
49ft125ft
117 ft

Overall

58419

Females

25118

F18-39

25118

5K→10K

3.1 - 6.2 mi

Top 96%
55 ft24 ft
50ft81ft
45 ft

Overall

57680

Females

24560

F18-39

24560

10K→15K

6.2 - 9.3 mi

Top 98%
24 ft18 ft
44ft51ft
17 ft

Overall

58419

Females

25118

F18-39

25118

15K→20K

9.3 - 12.4 mi

Top 95%
18 ft45 ft
67ft40ft
38 ft

Overall

56859

Females

24053

F18-39

24053

20K→Half

12.4 - 13.1 mi

Top 97%
45 ft26 ft
8ft27ft
20 ft

Overall

57791

Females

24825

F18-39

24825

Half→25K

13.1 - 15.5 mi

Top 93%
25 ft12 ft
50ft63ft
20 ft

Overall

55820

Females

23483

F18-39

23483

25K→30K

15.5 - 18.6 mi

Top 90%
12 ft35 ft
69ft46ft
28 ft

Overall

53946

Females

22495

F18-39

22495

30K→35K

18.6 - 21.8 mi

Top 92%
35 ft34 ft
87ft88ft
23 ft

Overall

54844

Females

23260

F18-39

23260

35K→40K

21.8 - 24.9 mi

Top 95%
34 ft17 ft
58ft75ft
31 ft

Overall

56950

Females

24478

F18-39

24478

40K→Finish

24.9 - 26.2 mi

Top 99%
17 ft13 ft
14ft18ft
13 ft

Overall

58965

Females

25648

F18-39

25648

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing