Sian Mills

Bib: 53720 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
9:25/mi
29:14
49125
10K· 6.21 mi
9:41/mi
59:16
5081
15K· 9.32 mi
10:55/mi
1:33:09
4451
20K· 12.43 mi
11:06/mi
2:07:37
6740
Half· 13.10 mi
12:03/mi
2:15:42
27
25K· 15.53 mi
12:33/mi
2:46:15
5063
30K· 18.64 mi
13:27/mi
3:28:02
6946
35K· 21.75 mi
14:20/mi
4:12:32
8788
40K· 24.85 mi
13:17/mi
4:53:47
5875
Finish· 26.22 mi
11:03/mi
5:08:50
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
2:15:4210:22 /mi⚡ faster
2nd Half
2:53:0813:12 /mi+27.6%
Positive split — 27.6% slower in the second half
AI Race Performance Report

Sian'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
29:149:253.11 mi29:14
9:25
-
10K
59:169:333.10 mi30:02
9:41
+0:16
15K
1:33:0910:003.11 mi33:53
10:55
+1:14
20K
2:07:3710:173.11 mi34:28
11:06
+0:11
Half(13.10 mi)
2:15:4210:220.67 mi8:05
12:03
+0:57
25K
2:46:1510:432.43 mi30:33
12:33
+0:30
30K
3:28:0211:103.11 mi41:47
13:27
+0:54
35K
4:12:3211:373.11 mi44:30
14:20
+0:53
40K
4:53:4711:503.10 mi41:15
13:17
-1:03
Finish(26.22 mi)
5:08:5011:481.37 mi15:03
11:03
-2:14
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Sian's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:25 /mi

Average Pace

11:47 /mi

Slowest Pace

14:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:22:40

46% of race

Time at Steady Pace

38:38

13% of race

Time at Slower Pace

2:07:32

41% of race

Average Pace: 11:47 /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 mi3230497369736408681401814018
10K3.10 mi32770-4669952-2169952-216332451018810188
15K3.11 mi35647-287711259-130711259-1307408681401814018
20K3.11 mi37560-191312294-103512294-1035424501516715167
Half(13.10 mi)0.67 mi38099-53912596-30212596-302459911747517475
25K2.43 mi39782-168313592-99613592-996455511733717337
30K3.11 mi41345-156314620-102814620-1028466091828118281
35K3.11 mi42652-130715549-92915549-929476801936819368
40K3.10 mi42905-25315846-29715846-297440731770617706
Finish(26.22 mi)1.37 mi42365+54015610+23615610+236319251189811898

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
131 ft55 ft
49ft125ft
117 ft

Overall

40868

Females

14018

F18-39

14018

5K→10K

3.1 - 6.2 mi

Top 56%
55 ft24 ft
50ft81ft
45 ft

Overall

33245

Females

10188

F18-39

10188

10K→15K

6.2 - 9.3 mi

Top 68%
24 ft18 ft
44ft51ft
17 ft

Overall

40868

Females

14018

F18-39

14018

15K→20K

9.3 - 12.4 mi

Top 71%
18 ft45 ft
67ft40ft
38 ft

Overall

42450

Females

15167

F18-39

15167

20K→Half

12.4 - 13.1 mi

Top 77%
45 ft26 ft
8ft27ft
20 ft

Overall

45991

Females

17475

F18-39

17475

Half→25K

13.1 - 15.5 mi

Top 76%
25 ft12 ft
50ft63ft
20 ft

Overall

45551

Females

17337

F18-39

17337

25K→30K

15.5 - 18.6 mi

Top 78%
12 ft35 ft
69ft46ft
28 ft

Overall

46609

Females

18281

F18-39

18281

30K→35K

18.6 - 21.8 mi

Top 80%
35 ft34 ft
87ft88ft
23 ft

Overall

47680

Females

19368

F18-39

19368

35K→40K

21.8 - 24.9 mi

Top 74%
34 ft17 ft
58ft75ft
31 ft

Overall

44073

Females

17706

F18-39

17706

40K→Finish

24.9 - 26.2 mi

Top 53%
17 ft13 ft
14ft18ft
13 ft

Overall

31925

Females

11898

F18-39

11898

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing