Tony Brennan

Bib: 48298 M IE

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Top 27%
Gender (Male)
#0 / 33594
Top 35%
Masters (Masters Men)
#0 / 16876
Top 32%
Division (M50-54)
#0 / 3474
Top 30%
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
7:29/mi
23:13
49125
10K· 6.21 mi
7:38/mi
46:53
5081
15K· 9.32 mi
8:25/mi
1:12:59
4451
20K· 12.43 mi
8:25/mi
1:39:05
6740
Half· 13.10 mi
8:20/mi
1:44:40
27
25K· 15.53 mi
8:41/mi
2:05:48
5063
30K· 18.64 mi
9:29/mi
2:35:14
6946
35K· 21.75 mi
9:53/mi
3:05:55
8788
40K· 24.85 mi
9:53/mi
3:36:36
5875
Finish· 26.22 mi
9:36/mi
3:49:41
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
1:44:408:00 /mi⚡ faster
2nd Half
2:05:019:32 /mi+19.4%
Positive split — 19.4% slower in the second half
AI Race Performance Report

Tony'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
23:137:293.11 mi23:13
7:29
-
10K
46:537:333.10 mi23:40
7:38
+0:09
15K
1:12:597:503.11 mi26:06
8:25
+0:47
20K
1:39:057:593.11 mi26:06
8:25
0:00
Half(13.10 mi)
1:44:408:000.67 mi5:35
8:20
-0:05
25K
2:05:488:062.43 mi21:08
8:41
+0:21
30K
2:35:148:203.11 mi29:26
9:29
+0:48
35K
3:05:558:333.11 mi30:41
9:53
+0:24
40K
3:36:368:433.10 mi30:41
9:53
0:00
Finish(26.22 mi)
3:49:418:461.37 mi13:05
9:36
-0:17
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

7:29 /mi

Average Pace

8:46 /mi

Slowest Pace

9:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

46:53

20% of race

Time at Steady Pace

1:18:55

34% of race

Time at Slower Pace

1:43:53

45% of race

Average Pace: 8:46 /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. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi878772627262152951165611656
10K3.10 mi8990-2037395-1337395-133924975827582
15K3.11 mi10730-17408544-11498544-1149152951165611656
20K3.11 mi12284-15549574-10309574-1030169341272112721
Half(13.10 mi)0.67 mi12375-919642-689642-68139571071810718
25K2.43 mi13296-92110266-62410266-624173701291012910
30K3.11 mi14751-145511168-90211168-902216621540015400
35K3.11 mi15537-78611577-40911577-409209651448614486
40K3.10 mi16056-51911771-19411771-194199961344313443
Finish(26.22 mi)1.37 mi16188-13211809-3811809-38197231322413224

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
131 ft55 ft
49ft125ft
117 ft

Overall

15295

Males

11656

M50-54

11656

5K→10K

3.1 - 6.2 mi

Top 15%
55 ft24 ft
50ft81ft
45 ft

Overall

9249

Males

7582

M50-54

7582

10K→15K

6.2 - 9.3 mi

Top 26%
24 ft18 ft
44ft51ft
17 ft

Overall

15295

Males

11656

M50-54

11656

15K→20K

9.3 - 12.4 mi

Top 28%
18 ft45 ft
67ft40ft
38 ft

Overall

16934

Males

12721

M50-54

12721

20K→Half

12.4 - 13.1 mi

Top 23%
45 ft26 ft
8ft27ft
20 ft

Overall

13957

Males

10718

M50-54

10718

Half→25K

13.1 - 15.5 mi

Top 29%
25 ft12 ft
50ft63ft
20 ft

Overall

17370

Males

12910

M50-54

12910

25K→30K

15.5 - 18.6 mi

Top 36%
12 ft35 ft
69ft46ft
28 ft

Overall

21662

Males

15400

M50-54

15400

30K→35K

18.6 - 21.8 mi

Top 35%
35 ft34 ft
87ft88ft
23 ft

Overall

20965

Males

14486

M50-54

14486

35K→40K

21.8 - 24.9 mi

Top 33%
34 ft17 ft
58ft75ft
31 ft

Overall

19996

Males

13443

M50-54

13443

40K→Finish

24.9 - 26.2 mi

Top 33%
17 ft13 ft
14ft18ft
13 ft

Overall

19723

Males

13224

M50-54

13224

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing