James Arnason

Bib: 3803 M US

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 8%
Gender (Male)
#0 / 33594
Top 12%
Division (M18-39)
#0 / 16712
Top 14%
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
6:59/mi
21:39
49125
10K· 6.21 mi
6:55/mi
43:08
5081
15K· 9.32 mi
7:08/mi
1:05:16
4451
20K· 12.43 mi
6:58/mi
1:26:53
6740
Half· 13.10 mi
7:11/mi
1:31:42
27
25K· 15.53 mi
7:10/mi
1:49:07
5063
30K· 18.64 mi
7:15/mi
2:11:37
6946
35K· 21.75 mi
7:26/mi
2:34:42
8788
40K· 24.85 mi
7:32/mi
2:58:06
5875
Finish· 26.22 mi
7:13/mi
3:07:56
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
1:31:427:01 /mi⚡ faster
2nd Half
1:36:147:21 /mi+4.9%
Positive split — 4.9% slower in the second half
AI Race Performance Report

James'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
21:396:593.11 mi21:39
6:59
-
10K
43:086:573.10 mi21:29
6:55
-0:04
15K
1:05:167:013.11 mi22:08
7:08
+0:13
20K
1:26:537:003.11 mi21:37
6:58
-0:10
Half(13.10 mi)
1:31:427:010.67 mi4:49
7:11
+0:13
25K
1:49:077:022.43 mi17:25
7:10
-0:01
30K
2:11:377:043.11 mi22:30
7:15
+0:05
35K
2:34:427:073.11 mi23:05
7:26
+0:11
40K
2:58:067:103.10 mi23:24
7:32
+0:06
Finish(26.22 mi)
3:07:567:111.37 mi9:50
7:13
-0:19
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of James's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

6:55 /mi

Average Pace

7:10 /mi

Slowest Pace

7:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:21:27

75% of race

Time at Steady Pace

46:29

25% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:10 /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 mi568250495049529647684768
10K3.10 mi5353+3294804+2454804+245501545424542
15K3.11 mi5319+344781+234781+23529647684768
20K3.11 mi5255+644727+544727+54517946754675
Half(13.10 mi)0.67 mi5238+174716+114716+11521946964696
25K2.43 mi5226+124695+214695+21538547904790
30K3.11 mi5062+1644552+1434552+143475742564256
35K3.11 mi4841+2214336+2164336+216470541094109
40K3.10 mi4674+1674163+1734163+173467239593959
Finish(26.22 mi)1.37 mi4499+1754000+1634000+163358531093109

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
131 ft55 ft
49ft125ft
117 ft

Overall

5296

Males

4768

M18-39

4768

5K→10K

3.1 - 6.2 mi

Top 8%
55 ft24 ft
50ft81ft
45 ft

Overall

5015

Males

4542

M18-39

4542

10K→15K

6.2 - 9.3 mi

Top 9%
24 ft18 ft
44ft51ft
17 ft

Overall

5296

Males

4768

M18-39

4768

15K→20K

9.3 - 12.4 mi

Top 9%
18 ft45 ft
67ft40ft
38 ft

Overall

5179

Males

4675

M18-39

4675

20K→Half

12.4 - 13.1 mi

Top 9%
45 ft26 ft
8ft27ft
20 ft

Overall

5219

Males

4696

M18-39

4696

Half→25K

13.1 - 15.5 mi

Top 9%
25 ft12 ft
50ft63ft
20 ft

Overall

5385

Males

4790

M18-39

4790

25K→30K

15.5 - 18.6 mi

Top 8%
12 ft35 ft
69ft46ft
28 ft

Overall

4757

Males

4256

M18-39

4256

30K→35K

18.6 - 21.8 mi

Top 8%
35 ft34 ft
87ft88ft
23 ft

Overall

4705

Males

4109

M18-39

4109

35K→40K

21.8 - 24.9 mi

Top 8%
34 ft17 ft
58ft75ft
31 ft

Overall

4672

Males

3959

M18-39

3959

40K→Finish

24.9 - 26.2 mi

Top 6%
17 ft13 ft
14ft18ft
13 ft

Overall

3585

Males

3109

M18-39

3109

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing