Jess Smith

Bib: 50215 F GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 48%
Gender (Female)
#0 / 26115
Top 35%
Division (F18-39)
#0 / 14744
Top 36%
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
8:38/mi
26:49
49125
10K· 6.21 mi
8:48/mi
54:07
5081
15K· 9.32 mi
9:15/mi
1:22:49
4451
20K· 12.43 mi
10:06/mi
1:54:11
6740
Half· 13.10 mi
11:20/mi
2:01:47
27
25K· 15.53 mi
10:50/mi
2:28:09
5063
30K· 18.64 mi
11:03/mi
3:02:26
6946
35K· 21.75 mi
11:20/mi
3:37:38
8788
40K· 24.85 mi
10:47/mi
4:11:06
5875
Finish· 26.22 mi
10:08/mi
4:24:54
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
2:01:479:18 /mi⚡ faster
2nd Half
2:23:0710:55 /mi+17.5%
Positive split — 17.5% slower in the second half
AI Race Performance Report

Jess'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
26:498:383.11 mi26:49
8:38
-
10K
54:078:433.10 mi27:18
8:48
+0:10
15K
1:22:498:543.11 mi28:42
9:15
+0:27
20K
1:54:119:123.11 mi31:22
10:06
+0:51
Half(13.10 mi)
2:01:479:180.67 mi7:36
11:20
+1:14
25K
2:28:099:332.43 mi26:22
10:50
-0:30
30K
3:02:269:483.11 mi34:17
11:03
+0:13
35K
3:37:3810:013.11 mi35:12
11:20
+0:17
40K
4:11:0610:073.10 mi33:28
10:47
-0:33
Finish(26.22 mi)
4:24:5410:071.37 mi13:48
10:08
-0:39
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Jess's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:38 /mi

Average Pace

10:07 /mi

Slowest Pace

11:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:07:59

48% of race

Time at Steady Pace

1:34:07

36% of race

Time at Slower Pace

42:48

16% of race

Average Pace: 10:06 /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 mi21539572157212441066926692
10K3.10 mi21576-375750-295750-292173258425842
15K3.11 mi22412-8366036-2866036-2862441066926692
20K3.11 mi26371-39597437-14017437-1401343991098010980
Half(13.10 mi)0.67 mi27519-11487896-4597896-459414441482614826
25K2.43 mi29205-16868646-7508646-750357841208912089
30K3.11 mi29738-5339010-3649010-364329041114911149
35K3.11 mi29581+1579197-1879197-187305301074110741
40K3.10 mi28915+6669133+649133+642630093009300
Finish(26.22 mi)1.37 mi28557+3589067+669067+662408882998299

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
131 ft55 ft
49ft125ft
117 ft

Overall

24410

Females

6692

F18-39

6692

5K→10K

3.1 - 6.2 mi

Top 36%
55 ft24 ft
50ft81ft
45 ft

Overall

21732

Females

5842

F18-39

5842

10K→15K

6.2 - 9.3 mi

Top 41%
24 ft18 ft
44ft51ft
17 ft

Overall

24410

Females

6692

F18-39

6692

15K→20K

9.3 - 12.4 mi

Top 58%
18 ft45 ft
67ft40ft
38 ft

Overall

34399

Females

10980

F18-39

10980

20K→Half

12.4 - 13.1 mi

Top 69%
45 ft26 ft
8ft27ft
20 ft

Overall

41444

Females

14826

F18-39

14826

Half→25K

13.1 - 15.5 mi

Top 60%
25 ft12 ft
50ft63ft
20 ft

Overall

35784

Females

12089

F18-39

12089

25K→30K

15.5 - 18.6 mi

Top 55%
12 ft35 ft
69ft46ft
28 ft

Overall

32904

Females

11149

F18-39

11149

30K→35K

18.6 - 21.8 mi

Top 51%
35 ft34 ft
87ft88ft
23 ft

Overall

30530

Females

10741

F18-39

10741

35K→40K

21.8 - 24.9 mi

Top 44%
34 ft17 ft
58ft75ft
31 ft

Overall

26300

Females

9300

F18-39

9300

40K→Finish

24.9 - 26.2 mi

Top 40%
17 ft13 ft
14ft18ft
13 ft

Overall

24088

Females

8299

F18-39

8299

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing