Katie Smalley

Bib: 12737 F GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 34%
Gender (Female)
#0 / 26115
Top 22%
Division (F18-39)
#0 / 14744
Top 24%
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
8:30/mi
26:23
49125
10K· 6.21 mi
8:26/mi
52:32
5081
15K· 9.32 mi
8:41/mi
1:19:28
4451
20K· 12.43 mi
8:31/mi
1:45:54
6740
Half· 13.10 mi
8:51/mi
1:51:50
27
25K· 15.53 mi
9:02/mi
2:13:48
5063
30K· 18.64 mi
9:38/mi
2:43:43
6946
35K· 21.75 mi
10:03/mi
3:14:55
8788
40K· 24.85 mi
10:17/mi
3:46:49
5875
Finish· 26.22 mi
9:16/mi
3:59:27
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
1:51:508:33 /mi⚡ faster
2nd Half
2:07:379:44 /mi+14.1%
Positive split — 14.1% slower in the second half
AI Race Performance Report

Katie'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
26:238:303.11 mi26:23
8:30
-
10K
52:328:283.10 mi26:09
8:26
-0:04
15K
1:19:288:323.11 mi26:56
8:41
+0:15
20K
1:45:548:323.11 mi26:26
8:31
-0:10
Half(13.10 mi)
1:51:508:330.67 mi5:56
8:51
+0:20
25K
2:13:488:372.43 mi21:58
9:02
+0:11
30K
2:43:438:473.11 mi29:55
9:38
+0:36
35K
3:14:558:583.11 mi31:12
10:03
+0:25
40K
3:46:499:083.10 mi31:54
10:17
+0:14
Finish(26.22 mi)
3:59:279:091.37 mi12:38
9:16
-1:01
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Katie's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:26 /mi

Average Pace

9:08 /mi

Slowest Pace

10:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:45:54

44% of race

Time at Steady Pace

40:32

17% of race

Time at Slower Pace

1:33:01

39% of race

Average Pace: 9:08 /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 mi19732509250921784344774477
10K3.10 mi18493+12394708+3844708+3841756743994399
15K3.11 mi18190+3034595+1134595+1131784344774477
20K3.11 mi18068+1224564+314564+311806445814581
Half(13.10 mi)0.67 mi18099-314582-184582-181906249824982
25K2.43 mi18460-3614735-1534735-1532082056935693
30K3.11 mi19130-6705020-2855020-2852287566996699
35K3.11 mi19561-4315336-3165336-3162212469116911
40K3.10 mi20191-6305740-4045740-4042275477137713
Finish(26.22 mi)1.37 mi20067+1245736+45736+41713054805480

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
131 ft55 ft
49ft125ft
117 ft

Overall

17843

Females

4477

F18-39

4477

5K→10K

3.1 - 6.2 mi

Top 29%
55 ft24 ft
50ft81ft
45 ft

Overall

17567

Females

4399

F18-39

4399

10K→15K

6.2 - 9.3 mi

Top 30%
24 ft18 ft
44ft51ft
17 ft

Overall

17843

Females

4477

F18-39

4477

15K→20K

9.3 - 12.4 mi

Top 30%
18 ft45 ft
67ft40ft
38 ft

Overall

18064

Females

4581

F18-39

4581

20K→Half

12.4 - 13.1 mi

Top 32%
45 ft26 ft
8ft27ft
20 ft

Overall

19062

Females

4982

F18-39

4982

Half→25K

13.1 - 15.5 mi

Top 35%
25 ft12 ft
50ft63ft
20 ft

Overall

20820

Females

5693

F18-39

5693

25K→30K

15.5 - 18.6 mi

Top 38%
12 ft35 ft
69ft46ft
28 ft

Overall

22875

Females

6699

F18-39

6699

30K→35K

18.6 - 21.8 mi

Top 37%
35 ft34 ft
87ft88ft
23 ft

Overall

22124

Females

6911

F18-39

6911

35K→40K

21.8 - 24.9 mi

Top 38%
34 ft17 ft
58ft75ft
31 ft

Overall

22754

Females

7713

F18-39

7713

40K→Finish

24.9 - 26.2 mi

Top 29%
17 ft13 ft
14ft18ft
13 ft

Overall

17130

Females

5480

F18-39

5480

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing