Nathan Chapman

Bib: 51033 M GB

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Top 3%
Gender (Male)
#0 / 33594
Top 5%
Masters (Masters Men)
#0 / 16876
Top 3%
Division (M40-44)
#0 / 4826
Top 6%
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
6:20/mi
19:39
49125
10K· 6.21 mi
6:29/mi
39:47
5081
15K· 9.32 mi
6:27/mi
59:47
4451
20K· 12.43 mi
6:27/mi
1:19:46
6740
Half· 13.10 mi
6:31/mi
1:24:08
27
25K· 15.53 mi
6:25/mi
1:39:45
5063
30K· 18.64 mi
6:35/mi
2:00:11
6946
35K· 21.75 mi
6:43/mi
2:21:01
8788
40K· 24.85 mi
6:45/mi
2:41:59
5875
Finish· 26.22 mi
6:49/mi
2:51:16
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
1:24:086:26 /mi⚡ faster
2nd Half
1:27:086:39 /mi+3.6%
Positive split — 3.6% slower in the second half
AI Race Performance Report

Nathan'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
19:396:203.11 mi19:39
6:20
-
10K
39:476:253.10 mi20:08
6:29
+0:09
15K
59:476:253.11 mi20:00
6:27
-0:02
20K
1:19:466:263.11 mi20:00
6:27
0:00
Half(13.10 mi)
1:24:086:260.67 mi4:22
6:31
+0:04
25K
1:39:456:262.43 mi15:37
6:25
-0:06
30K
2:00:116:273.11 mi20:26
6:35
+0:10
35K
2:21:016:303.11 mi20:50
6:43
+0:08
40K
2:41:596:323.10 mi20:58
6:45
+0:02
Finish(26.22 mi)
2:51:166:331.37 mi9:17
6:49
+0:04
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

6:20 /mi

Average Pace

6:32 /mi

Slowest Pace

6:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:00:11

70% of race

Time at Steady Pace

51:05

30% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:32 /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 mi192318181818165915861586
10K3.10 mi2118-1952006-1882006-188235322282228
15K3.11 mi1950+1681854+1521854+152165915861586
20K3.11 mi1996-461904-501904-50223121302130
Half(13.10 mi)0.67 mi1980+161892+121892+12188318051805
25K2.43 mi1928+521842+501842+50184617651765
30K3.11 mi1887+411803+391803+39184717621762
35K3.11 mi1862+251780+231780+23195818411841
40K3.10 mi1813+491728+521728+52185217141714
Finish(26.22 mi)1.37 mi1795+181708+201708+20212919381938

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
131 ft55 ft
49ft125ft
117 ft

Overall

1659

Males

1586

M40-44

1586

5K→10K

3.1 - 6.2 mi

Top 4%
55 ft24 ft
50ft81ft
45 ft

Overall

2353

Males

2228

M40-44

2228

10K→15K

6.2 - 9.3 mi

Top 3%
24 ft18 ft
44ft51ft
17 ft

Overall

1659

Males

1586

M40-44

1586

15K→20K

9.3 - 12.4 mi

Top 4%
18 ft45 ft
67ft40ft
38 ft

Overall

2231

Males

2130

M40-44

2130

20K→Half

12.4 - 13.1 mi

Top 3%
45 ft26 ft
8ft27ft
20 ft

Overall

1883

Males

1805

M40-44

1805

Half→25K

13.1 - 15.5 mi

Top 3%
25 ft12 ft
50ft63ft
20 ft

Overall

1846

Males

1765

M40-44

1765

25K→30K

15.5 - 18.6 mi

Top 3%
12 ft35 ft
69ft46ft
28 ft

Overall

1847

Males

1762

M40-44

1762

30K→35K

18.6 - 21.8 mi

Top 3%
35 ft34 ft
87ft88ft
23 ft

Overall

1958

Males

1841

M40-44

1841

35K→40K

21.8 - 24.9 mi

Top 3%
34 ft17 ft
58ft75ft
31 ft

Overall

1852

Males

1714

M40-44

1714

40K→Finish

24.9 - 26.2 mi

Top 4%
17 ft13 ft
14ft18ft
13 ft

Overall

2129

Males

1938

M40-44

1938

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing