Jessica Brown

Bib: 16377 F GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Gender (Female)
#0 / 26115
Top 46%
Division (F18-39)
#0 / 14744
Top 48%
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
8:53/mi
27:35
49125
10K· 6.21 mi
8:56/mi
55:19
5081
15K· 9.32 mi
9:01/mi
1:23:19
4451
20K· 12.43 mi
8:40/mi
1:50:14
6740
Half· 13.10 mi
8:49/mi
1:56:09
27
25K· 15.53 mi
8:47/mi
2:17:31
5063
30K· 18.64 mi
9:10/mi
2:45:57
6946
35K· 21.75 mi
11:57/mi
3:23:03
8788
40K· 24.85 mi
21:12/mi
4:28:52
5875
Finish· 26.22 mi
12:05/mi
4:45:20
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
1:56:098:53 /mi⚡ faster
2nd Half
2:49:1112:54 /mi+45.7%
Positive split — 45.7% slower in the second half
AI Race Performance Report

Jessica'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
27:358:533.11 mi27:35
8:53
-
10K
55:198:553.10 mi27:44
8:56
+0:03
15K
1:23:198:573.11 mi28:00
9:01
+0:05
20K
1:50:148:533.11 mi26:55
8:40
-0:21
Half(13.10 mi)
1:56:098:530.67 mi5:55
8:49
+0:09
25K
2:17:318:522.43 mi21:22
8:47
-0:02
30K
2:45:578:553.11 mi28:26
9:10
+0:23
35K
3:23:039:213.11 mi37:06
11:57
+2:47
40K
4:28:5210:503.10 mi1:05:49
21:12
+9:15
Finish(26.22 mi)
4:45:2010:541.37 mi16:28
12:05
-9:07
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Jessica's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:40 /mi

Average Pace

10:53 /mi

Slowest Pace

21:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:45:57

58% of race

Time at Slower Pace

1:59:23

42% of race

Average Pace: 10:53 /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 mi25014696469642155857035703
10K3.10 mi24120+8946661+3036661+3032352264586458
15K3.11 mi23077+10436259+4026259+4022155857035703
20K3.11 mi22048+10295902+3575902+3571965351165116
Half(13.10 mi)0.67 mi21839+2095838+645838+641883649004900
25K2.43 mi21057+7825620+2185620+2181828947784778
30K3.11 mi20421+6365483+1375483+1371868151385138
35K3.11 mi23570-31496802-13196802-1319344521266112661
40K3.10 mi35272-1170211971-516911971-5169594532591925919
Finish(26.22 mi)1.37 mi35489-21712132-16112132-161403141578715787

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
131 ft55 ft
49ft125ft
117 ft

Overall

21558

Females

5703

F18-39

5703

5K→10K

3.1 - 6.2 mi

Top 39%
55 ft24 ft
50ft81ft
45 ft

Overall

23522

Females

6458

F18-39

6458

10K→15K

6.2 - 9.3 mi

Top 36%
24 ft18 ft
44ft51ft
17 ft

Overall

21558

Females

5703

F18-39

5703

15K→20K

9.3 - 12.4 mi

Top 33%
18 ft45 ft
67ft40ft
38 ft

Overall

19653

Females

5116

F18-39

5116

20K→Half

12.4 - 13.1 mi

Top 32%
45 ft26 ft
8ft27ft
20 ft

Overall

18836

Females

4900

F18-39

4900

Half→25K

13.1 - 15.5 mi

Top 31%
25 ft12 ft
50ft63ft
20 ft

Overall

18289

Females

4778

F18-39

4778

25K→30K

15.5 - 18.6 mi

Top 31%
12 ft35 ft
69ft46ft
28 ft

Overall

18681

Females

5138

F18-39

5138

30K→35K

18.6 - 21.8 mi

Top 58%
35 ft34 ft
87ft88ft
23 ft

Overall

34452

Females

12661

F18-39

12661

35K→40K

21.8 - 24.9 mi

Top 99%
34 ft17 ft
58ft75ft
31 ft

Overall

59453

Females

25919

F18-39

25919

40K→Finish

24.9 - 26.2 mi

Top 67%
17 ft13 ft
14ft18ft
13 ft

Overall

40314

Females

15787

F18-39

15787

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing