Aaron Johnson-Chapman

Bib: 42917 M GB

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Top 5%
Gender (Male)
#0 / 33594
Top 8%
Masters (Masters Men)
#0 / 16876
Top 5%
Division (M40-44)
#0 / 4826
Top 10%
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
6:26/mi
19:57
49125
10K· 6.21 mi
6:30/mi
40:08
5081
15K· 9.32 mi
6:33/mi
1:00:28
4451
20K· 12.43 mi
6:24/mi
1:20:18
6740
Half· 13.10 mi
6:32/mi
1:24:41
27
25K· 15.53 mi
6:30/mi
1:40:29
5063
30K· 18.64 mi
6:50/mi
2:01:41
6946
35K· 21.75 mi
7:05/mi
2:23:41
8788
40K· 24.85 mi
7:45/mi
2:47:45
5875
Finish· 26.22 mi
7:06/mi
2:57:26
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
1:24:416:28 /mi⚡ faster
2nd Half
1:32:457:05 /mi+9.5%
Positive split — 9.5% slower in the second half
AI Race Performance Report

Aaron'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
19:576:263.11 mi19:57
6:26
-
10K
40:086:283.10 mi20:11
6:30
+0:04
15K
1:00:286:303.11 mi20:20
6:33
+0:03
20K
1:20:186:283.11 mi19:50
6:24
-0:09
Half(13.10 mi)
1:24:416:280.67 mi4:23
6:32
+0:08
25K
1:40:296:292.43 mi15:48
6:30
-0:02
30K
2:01:416:323.11 mi21:12
6:50
+0:20
35K
2:23:416:373.11 mi22:00
7:05
+0:15
40K
2:47:456:453.10 mi24:04
7:45
+0:40
Finish(26.22 mi)
2:57:266:471.37 mi9:41
7:06
-0:39
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Aaron's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

6:24 /mi

Average Pace

6:46 /mi

Slowest Pace

7:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

1:40:29

57% of race

Time at Slower Pace

1:16:57

43% of race

Average Pace: 6:46 /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. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi230821772177209319981998
10K3.10 mi2377-692248-712248-71242122922292
15K3.11 mi2265+1122148+1002148+100209319981998
20K3.11 mi2188+772079+692079+69203919521952
Half(13.10 mi)0.67 mi2175+132070+92070+9200319181918
25K2.43 mi2142+332043+272043+27208919911991
30K3.11 mi2205-632099-562099-56280426192619
35K3.11 mi2269-642153-542153-54345631543154
40K3.10 mi2702-4332525-3722525-372564945884588
Finish(26.22 mi)1.37 mi2714-122522+32522+3316427762776

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
131 ft55 ft
49ft125ft
117 ft

Overall

2093

Males

1998

M40-44

1998

5K→10K

3.1 - 6.2 mi

Top 4%
55 ft24 ft
50ft81ft
45 ft

Overall

2421

Males

2292

M40-44

2292

10K→15K

6.2 - 9.3 mi

Top 4%
24 ft18 ft
44ft51ft
17 ft

Overall

2093

Males

1998

M40-44

1998

15K→20K

9.3 - 12.4 mi

Top 3%
18 ft45 ft
67ft40ft
38 ft

Overall

2039

Males

1952

M40-44

1952

20K→Half

12.4 - 13.1 mi

Top 3%
45 ft26 ft
8ft27ft
20 ft

Overall

2003

Males

1918

M40-44

1918

Half→25K

13.1 - 15.5 mi

Top 3%
25 ft12 ft
50ft63ft
20 ft

Overall

2089

Males

1991

M40-44

1991

25K→30K

15.5 - 18.6 mi

Top 5%
12 ft35 ft
69ft46ft
28 ft

Overall

2804

Males

2619

M40-44

2619

30K→35K

18.6 - 21.8 mi

Top 6%
35 ft34 ft
87ft88ft
23 ft

Overall

3456

Males

3154

M40-44

3154

35K→40K

21.8 - 24.9 mi

Top 9%
34 ft17 ft
58ft75ft
31 ft

Overall

5649

Males

4588

M40-44

4588

40K→Finish

24.9 - 26.2 mi

Top 5%
17 ft13 ft
14ft18ft
13 ft

Overall

3164

Males

2776

M40-44

2776

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing