Devon Bailey

Bib: 22465 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
9:08/mi
28:21
49125
10K· 6.21 mi
19:45/mi
1:29:42
5081
15K· 9.32 mi
24:04/mi
2:44:27
4451
20K· 12.43 mi
16:50/mi
3:36:43
6740
Half· 13.10 mi
17:00/mi
3:48:07
27
25K· 15.53 mi
20:12/mi
4:37:18
5063
30K· 18.64 mi
15:53/mi
5:26:37
6946
35K· 21.75 mi
16:24/mi
6:17:34
8788
40K· 24.85 mi
16:04/mi
7:07:29
5875
Finish· 26.22 mi
16:04/mi
7:29:23
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
3:48:0717:25 /mi+3.0%
2nd Half
3:41:1616:52 /mi✓ faster
Negative split — 3.0% faster in the second half
AI Race Performance Report

Devon'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
28:219:083.11 mi28:21
9:08
-
10K
1:29:4214:273.10 mi1:01:21
19:45
+10:37
15K
2:44:2717:393.11 mi1:14:45
24:04
+4:19
20K
3:36:4317:273.11 mi52:16
16:50
-7:14
Half(13.10 mi)
3:48:0717:250.67 mi11:24
17:00
+0:10
25K
4:37:1817:522.43 mi49:11
20:12
+3:12
30K
5:26:3717:323.11 mi49:19
15:53
-4:19
35K
6:17:3417:223.11 mi50:57
16:24
+0:31
40K
7:07:2917:123.10 mi49:55
16:04
-0:20
Finish(26.22 mi)
7:29:2317:101.37 mi21:54
16:04
0:00
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Devon's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:08 /mi

Average Pace

17:09 /mi

Slowest Pace

24:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

28:21

6% of race

Time at Steady Pace

3:55:45

52% of race

Time at Slower Pace

3:05:17

41% of race

Average Pace: 17:08 /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 mi2870883438343597692610426104
10K3.10 mi58572-2986425206-1686325206-16863597212606826068
15K3.11 mi59639-106726009-80326009-803597692610426104
20K3.11 mi59549+9025944+6525944+65586182528025280
Half(13.10 mi)0.67 mi59530+1925927+1725927+17584262523325233
25K2.43 mi59535-525928-125928-1592172571825718
30K3.11 mi59353+18225795+13325795+133550762316923169
35K3.11 mi59197+15625683+11225683+112549182330423304
40K3.10 mi59012+18525555+12825555+128554832369423694
Finish(26.22 mi)1.37 mi58958+5425519+3625519+36565402429324293

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 100%
131 ft55 ft
49ft125ft
117 ft

Overall

59769

Females

26104

F18-39

26104

5K→10K

3.1 - 6.2 mi

Top 100%
55 ft24 ft
50ft81ft
45 ft

Overall

59721

Females

26068

F18-39

26068

10K→15K

6.2 - 9.3 mi

Top 100%
24 ft18 ft
44ft51ft
17 ft

Overall

59769

Females

26104

F18-39

26104

15K→20K

9.3 - 12.4 mi

Top 98%
18 ft45 ft
67ft40ft
38 ft

Overall

58618

Females

25280

F18-39

25280

20K→Half

12.4 - 13.1 mi

Top 98%
45 ft26 ft
8ft27ft
20 ft

Overall

58426

Females

25233

F18-39

25233

Half→25K

13.1 - 15.5 mi

Top 99%
25 ft12 ft
50ft63ft
20 ft

Overall

59217

Females

25718

F18-39

25718

25K→30K

15.5 - 18.6 mi

Top 92%
12 ft35 ft
69ft46ft
28 ft

Overall

55076

Females

23169

F18-39

23169

30K→35K

18.6 - 21.8 mi

Top 92%
35 ft34 ft
87ft88ft
23 ft

Overall

54918

Females

23304

F18-39

23304

35K→40K

21.8 - 24.9 mi

Top 93%
34 ft17 ft
58ft75ft
31 ft

Overall

55483

Females

23694

F18-39

23694

40K→Finish

24.9 - 26.2 mi

Top 95%
17 ft13 ft
14ft18ft
13 ft

Overall

56540

Females

24293

F18-39

24293

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing