Robert Lech

Bib: 81495 M PL

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Top 32%
Gender (Male)
#0 / 33594
Top 41%
Masters (Masters Men)
#0 / 16876
Top 37%
Division (M45-49)
#0 / 4167
Top 42%
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
7:43/mi
23:58
49125
10K· 6.21 mi
7:56/mi
48:35
5081
15K· 9.32 mi
8:08/mi
1:13:51
4451
20K· 12.43 mi
7:56/mi
1:38:28
6740
Half· 13.10 mi
8:14/mi
1:43:59
27
25K· 15.53 mi
8:50/mi
2:05:29
5063
30K· 18.64 mi
9:06/mi
2:33:44
6946
35K· 21.75 mi
10:28/mi
3:06:15
8788
40K· 24.85 mi
11:33/mi
3:42:06
5875
Finish· 26.22 mi
11:05/mi
3:57:12
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
1:43:597:57 /mi⚡ faster
2nd Half
2:13:1310:10 /mi+28.1%
Positive split — 28.1% slower in the second half
AI Race Performance Report

Robert'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
23:587:433.11 mi23:58
7:43
-
10K
48:357:503.10 mi24:37
7:56
+0:13
15K
1:13:517:563.11 mi25:16
8:08
+0:12
20K
1:38:287:563.11 mi24:37
7:56
-0:12
Half(13.10 mi)
1:43:597:570.67 mi5:31
8:14
+0:18
25K
2:05:298:052.43 mi21:30
8:50
+0:36
30K
2:33:448:153.11 mi28:15
9:06
+0:16
35K
3:06:158:343.11 mi32:31
10:28
+1:22
40K
3:42:068:573.10 mi35:51
11:33
+1:05
Finish(26.22 mi)
3:57:129:041.37 mi15:06
11:05
-0:28
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Robert's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

7:43 /mi

Average Pace

9:03 /mi

Slowest Pace

11:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:38:28

42% of race

Time at Steady Pace

55:16

23% of race

Time at Slower Pace

1:23:28

35% of race

Average Pace: 9:03 /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. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi10922871087101238296819681
10K3.10 mi11374-4528980-2708980-2701206394219421
15K3.11 mi11620-2469134-1549134-1541238296819681
20K3.11 mi11697-779175-419175-411217595439543
Half(13.10 mi)0.67 mi11731-349194-199194-19130441014310143
25K2.43 mi13101-137010126-93210126-932188301383313833
30K3.11 mi13962-86110664-53810664-538181101316313163
35K3.11 mi15684-172211675-101111675-1011248331669016690
40K3.10 mi18155-247113162-148713162-1487319962005020050
Finish(26.22 mi)1.37 mi19006-85113633-47113633-471321542010020100

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
131 ft55 ft
49ft125ft
117 ft

Overall

12382

Males

9681

M45-49

9681

5K→10K

3.1 - 6.2 mi

Top 20%
55 ft24 ft
50ft81ft
45 ft

Overall

12063

Males

9421

M45-49

9421

10K→15K

6.2 - 9.3 mi

Top 21%
24 ft18 ft
44ft51ft
17 ft

Overall

12382

Males

9681

M45-49

9681

15K→20K

9.3 - 12.4 mi

Top 20%
18 ft45 ft
67ft40ft
38 ft

Overall

12175

Males

9543

M45-49

9543

20K→Half

12.4 - 13.1 mi

Top 22%
45 ft26 ft
8ft27ft
20 ft

Overall

13044

Males

10143

M45-49

10143

Half→25K

13.1 - 15.5 mi

Top 31%
25 ft12 ft
50ft63ft
20 ft

Overall

18830

Males

13833

M45-49

13833

25K→30K

15.5 - 18.6 mi

Top 30%
12 ft35 ft
69ft46ft
28 ft

Overall

18110

Males

13163

M45-49

13163

30K→35K

18.6 - 21.8 mi

Top 42%
35 ft34 ft
87ft88ft
23 ft

Overall

24833

Males

16690

M45-49

16690

35K→40K

21.8 - 24.9 mi

Top 54%
34 ft17 ft
58ft75ft
31 ft

Overall

31996

Males

20050

M45-49

20050

40K→Finish

24.9 - 26.2 mi

Top 54%
17 ft13 ft
14ft18ft
13 ft

Overall

32154

Males

20100

M45-49

20100

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing