Alex Rivers

Bib: 61501 M GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 36%
Gender (Male)
#0 / 33594
Top 46%
Division (M18-39)
#0 / 16712
Top 50%
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
8:58/mi
27:49
49125
10K· 6.21 mi
8:54/mi
55:26
5081
15K· 9.32 mi
8:55/mi
1:23:06
4451
20K· 12.43 mi
8:58/mi
1:50:55
6740
Half· 13.10 mi
9:15/mi
1:57:07
27
25K· 15.53 mi
9:11/mi
2:19:27
5063
30K· 18.64 mi
9:31/mi
2:49:01
6946
35K· 21.75 mi
9:50/mi
3:19:33
8788
40K· 24.85 mi
9:56/mi
3:50:23
5875
Finish· 26.22 mi
10:22/mi
4:04:30
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
1:57:078:57 /mi⚡ faster
2nd Half
2:07:239:43 /mi+8.8%
Positive split — 8.8% slower in the second half
AI Race Performance Report

Alex'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
27:498:583.11 mi27:49
8:58
-
10K
55:268:563.10 mi27:37
8:54
-0:04
15K
1:23:068:553.11 mi27:40
8:55
+0:01
20K
1:50:558:563.11 mi27:49
8:58
+0:03
Half(13.10 mi)
1:57:078:570.67 mi6:12
9:15
+0:17
25K
2:19:278:592.43 mi22:20
9:11
-0:04
30K
2:49:019:053.11 mi29:34
9:31
+0:20
35K
3:19:339:113.11 mi30:32
9:50
+0:19
40K
3:50:239:173.10 mi30:50
9:56
+0:06
Finish(26.22 mi)
4:04:309:201.37 mi14:07
10:22
+0:26
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Alex's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:54 /mi

Average Pace

9:20 /mi

Slowest Pace

10:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:49:01

69% of race

Time at Steady Pace

1:15:29

31% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:19 /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. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi260481863818638203361503515035
10K3.10 mi24360+168817597+104117597+1041230121670816708
15K3.11 mi22757+160316595+100216595+1002203361503515035
20K3.11 mi22732+2516564+3116564+31229901671916719
Half(13.10 mi)0.67 mi22726+616549+1516549+15232941681916819
25K2.43 mi22489+23716355+19416355+194224771618416184
30K3.11 mi22282+20716125+23016125+230220121562515625
35K3.11 mi21906+37615693+43215693+432206261429114291
40K3.10 mi21633+27315334+35915334+359203641366113661
Finish(26.22 mi)1.37 mi21808-17515385-5115385-51259561679316793

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
131 ft55 ft
49ft125ft
117 ft

Overall

20336

Males

15035

M18-39

15035

5K→10K

3.1 - 6.2 mi

Top 38%
55 ft24 ft
50ft81ft
45 ft

Overall

23012

Males

16708

M18-39

16708

10K→15K

6.2 - 9.3 mi

Top 34%
24 ft18 ft
44ft51ft
17 ft

Overall

20336

Males

15035

M18-39

15035

15K→20K

9.3 - 12.4 mi

Top 38%
18 ft45 ft
67ft40ft
38 ft

Overall

22990

Males

16719

M18-39

16719

20K→Half

12.4 - 13.1 mi

Top 39%
45 ft26 ft
8ft27ft
20 ft

Overall

23294

Males

16819

M18-39

16819

Half→25K

13.1 - 15.5 mi

Top 38%
25 ft12 ft
50ft63ft
20 ft

Overall

22477

Males

16184

M18-39

16184

25K→30K

15.5 - 18.6 mi

Top 37%
12 ft35 ft
69ft46ft
28 ft

Overall

22012

Males

15625

M18-39

15625

30K→35K

18.6 - 21.8 mi

Top 34%
35 ft34 ft
87ft88ft
23 ft

Overall

20626

Males

14291

M18-39

14291

35K→40K

21.8 - 24.9 mi

Top 34%
34 ft17 ft
58ft75ft
31 ft

Overall

20364

Males

13661

M18-39

13661

40K→Finish

24.9 - 26.2 mi

Top 43%
17 ft13 ft
14ft18ft
13 ft

Overall

25956

Males

16793

M18-39

16793

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing