Liam Brennan

Bib: 47197 M GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 4%
Gender (Male)
#0 / 33594
Top 7%
Division (M18-39)
#0 / 16712
Top 9%
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
6:33/mi
20:20
49125
10K· 6.21 mi
6:40/mi
41:02
5081
15K· 9.32 mi
6:45/mi
1:01:58
4451
20K· 12.43 mi
6:34/mi
1:22:22
6740
Half· 13.10 mi
6:44/mi
1:26:53
27
25K· 15.53 mi
6:37/mi
1:42:58
5063
30K· 18.64 mi
6:44/mi
2:03:53
6946
35K· 21.75 mi
6:43/mi
2:24:43
8788
40K· 24.85 mi
6:52/mi
2:46:02
5875
Finish· 26.22 mi
6:54/mi
2:55:26
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
1:26:536:38 /mi⚡ faster
2nd Half
1:28:336:45 /mi+1.9%
Positive split — 1.9% slower in the second half
AI Race Performance Report

Liam'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
20:206:333.11 mi20:20
6:33
-
10K
41:026:373.10 mi20:42
6:40
+0:07
15K
1:01:586:393.11 mi20:56
6:45
+0:05
20K
1:22:226:383.11 mi20:24
6:34
-0:11
Half(13.10 mi)
1:26:536:380.67 mi4:31
6:44
+0:10
25K
1:42:586:382.43 mi16:05
6:37
-0:07
30K
2:03:536:393.11 mi20:55
6:44
+0:07
35K
2:24:436:403.11 mi20:50
6:43
-0:01
40K
2:46:026:413.10 mi21:19
6:52
+0:09
Finish(26.22 mi)
2:55:266:421.37 mi9:24
6:54
+0:02
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Liam's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

6:33 /mi

Average Pace

6:42 /mi

Slowest Pace

6:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:46:02

95% of race

Time at Steady Pace

9:24

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:41 /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 mi288126932693282626602660
10K3.10 mi3021-1402815-1222815-122317029492949
15K3.11 mi2931+902737+782737+78282626602660
20K3.11 mi2889+422708+292708+29272325752575
Half(13.10 mi)0.67 mi2873+162695+132695+13272025812581
25K2.43 mi2772+1012614+812614+81249223572357
30K3.11 mi2671+1012522+922522+92240522692269
35K3.11 mi2457+2142324+1982324+198197618591859
40K3.10 mi2352+1052219+1052219+105224620672067
Finish(26.22 mi)1.37 mi2336+162199+202199+20241221652165

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
131 ft55 ft
49ft125ft
117 ft

Overall

2826

Males

2660

M18-39

2660

5K→10K

3.1 - 6.2 mi

Top 5%
55 ft24 ft
50ft81ft
45 ft

Overall

3170

Males

2949

M18-39

2949

10K→15K

6.2 - 9.3 mi

Top 5%
24 ft18 ft
44ft51ft
17 ft

Overall

2826

Males

2660

M18-39

2660

15K→20K

9.3 - 12.4 mi

Top 5%
18 ft45 ft
67ft40ft
38 ft

Overall

2723

Males

2575

M18-39

2575

20K→Half

12.4 - 13.1 mi

Top 5%
45 ft26 ft
8ft27ft
20 ft

Overall

2720

Males

2581

M18-39

2581

Half→25K

13.1 - 15.5 mi

Top 4%
25 ft12 ft
50ft63ft
20 ft

Overall

2492

Males

2357

M18-39

2357

25K→30K

15.5 - 18.6 mi

Top 4%
12 ft35 ft
69ft46ft
28 ft

Overall

2405

Males

2269

M18-39

2269

30K→35K

18.6 - 21.8 mi

Top 3%
35 ft34 ft
87ft88ft
23 ft

Overall

1976

Males

1859

M18-39

1859

35K→40K

21.8 - 24.9 mi

Top 4%
34 ft17 ft
58ft75ft
31 ft

Overall

2246

Males

2067

M18-39

2067

40K→Finish

24.9 - 26.2 mi

Top 4%
17 ft13 ft
14ft18ft
13 ft

Overall

2412

Males

2165

M18-39

2165

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing