James Keir

Bib: 15878 M GB

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Top 31%
Gender (Male)
#0 / 33594
Top 39%
Masters (Masters Men)
#0 / 16876
Top 36%
Division (M45-49)
#0 / 4167
Top 41%
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
8:42/mi
26:59
49125
10K· 6.21 mi
8:38/mi
53:48
5081
15K· 9.32 mi
8:46/mi
1:21:02
4451
20K· 12.43 mi
8:35/mi
1:47:41
6740
Half· 13.10 mi
8:45/mi
1:53:33
27
25K· 15.53 mi
8:47/mi
2:14:56
5063
30K· 18.64 mi
9:06/mi
2:43:10
6946
35K· 21.75 mi
9:28/mi
3:12:34
8788
40K· 24.85 mi
9:46/mi
3:42:54
5875
Finish· 26.22 mi
9:13/mi
3:55:28
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
1:53:338:41 /mi⚡ faster
2nd Half
2:01:559:18 /mi+7.4%
Positive split — 7.4% 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
26:598:423.11 mi26:59
8:42
-
10K
53:488:403.10 mi26:49
8:38
-0:04
15K
1:21:028:423.11 mi27:14
8:46
+0:08
20K
1:47:418:403.11 mi26:39
8:35
-0:11
Half(13.10 mi)
1:53:338:410.67 mi5:52
8:45
+0:10
25K
2:14:568:422.43 mi21:23
8:47
+0:02
30K
2:43:108:463.11 mi28:14
9:06
+0:19
35K
3:12:348:523.11 mi29:24
9:28
+0:22
40K
3:42:548:593.10 mi30:20
9:46
+0:18
Finish(26.22 mi)
3:55:289:001.37 mi12:34
9:13
-0:33
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

8:35 /mi

Average Pace

8:59 /mi

Slowest Pace

9:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:55:44

75% of race

Time at Steady Pace

59:44

25% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:59 /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. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi222161623116231187851400214002
10K3.10 mi20869+134715342+88915342+889198001462814628
15K3.11 mi20004+86514782+56014782+560187851400214002
20K3.11 mi19622+38214523+25914523+259187261392513925
Half(13.10 mi)0.67 mi19511+11114447+7614447+76179551337313373
25K2.43 mi19224+28714214+23314214+233183131351513515
30K3.11 mi18831+39313875+33913875+339180491312813128
35K3.11 mi18487+34413532+34313532+343180391272112721
40K3.10 mi18472+1513371+16113371+161192241297912979
Finish(26.22 mi)1.37 mi18313+15913197+17413197+174167031137611376

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
131 ft55 ft
49ft125ft
117 ft

Overall

18785

Males

14002

M45-49

14002

5K→10K

3.1 - 6.2 mi

Top 33%
55 ft24 ft
50ft81ft
45 ft

Overall

19800

Males

14628

M45-49

14628

10K→15K

6.2 - 9.3 mi

Top 31%
24 ft18 ft
44ft51ft
17 ft

Overall

18785

Males

14002

M45-49

14002

15K→20K

9.3 - 12.4 mi

Top 31%
18 ft45 ft
67ft40ft
38 ft

Overall

18726

Males

13925

M45-49

13925

20K→Half

12.4 - 13.1 mi

Top 30%
45 ft26 ft
8ft27ft
20 ft

Overall

17955

Males

13373

M45-49

13373

Half→25K

13.1 - 15.5 mi

Top 31%
25 ft12 ft
50ft63ft
20 ft

Overall

18313

Males

13515

M45-49

13515

25K→30K

15.5 - 18.6 mi

Top 30%
12 ft35 ft
69ft46ft
28 ft

Overall

18049

Males

13128

M45-49

13128

30K→35K

18.6 - 21.8 mi

Top 30%
35 ft34 ft
87ft88ft
23 ft

Overall

18039

Males

12721

M45-49

12721

35K→40K

21.8 - 24.9 mi

Top 32%
34 ft17 ft
58ft75ft
31 ft

Overall

19224

Males

12979

M45-49

12979

40K→Finish

24.9 - 26.2 mi

Top 28%
17 ft13 ft
14ft18ft
13 ft

Overall

16703

Males

11376

M45-49

11376

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing