David Buckton

Bib: 53501 M GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Gender (Male)
#0 / 33594
Division (M18-39)
#0 / 16712
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
9:00/mi
27:56
49125
10K· 6.21 mi
9:13/mi
56:32
5081
15K· 9.32 mi
9:26/mi
1:25:48
4451
20K· 12.43 mi
9:17/mi
1:54:38
6740
Half· 13.10 mi
9:49/mi
2:01:13
27
25K· 15.53 mi
10:45/mi
2:27:23
5063
30K· 18.64 mi
10:16/mi
2:59:16
6946
35K· 21.75 mi
12:09/mi
3:37:00
8788
40K· 24.85 mi
12:24/mi
4:15:29
5875
Finish· 26.22 mi
11:08/mi
4:30:40
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
2:01:139:16 /mi⚡ faster
2nd Half
2:29:2711:24 /mi+23.3%
Positive split — 23.3% slower in the second half
AI Race Performance Report

David'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
27:569:003.11 mi27:56
9:00
-
10K
56:329:063.10 mi28:36
9:13
+0:13
15K
1:25:489:133.11 mi29:16
9:26
+0:13
20K
1:54:389:143.11 mi28:50
9:17
-0:09
Half(13.10 mi)
2:01:139:160.67 mi6:35
9:49
+0:32
25K
2:27:239:302.43 mi26:10
10:45
+0:56
30K
2:59:169:383.11 mi31:53
10:16
-0:29
35K
3:37:009:593.11 mi37:44
12:09
+1:53
40K
4:15:2910:173.10 mi38:29
12:24
+0:15
Finish(26.22 mi)
4:30:4010:201.37 mi15:11
11:08
-1:16
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of David's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:00 /mi

Average Pace

10:20 /mi

Slowest Pace

12:24 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:54:38

42% of race

Time at Steady Pace

1:04:38

24% of race

Time at Slower Pace

1:31:24

34% of race

Average Pace: 10:19 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi266321902119021268501923919239
10K3.10 mi26963-33119251-23019251-230275581961419614
15K3.11 mi26898+6519234+1719234+17268501923919239
20K3.11 mi26856+4219199+3519199+35269891924719247
Half(13.10 mi)0.67 mi26992-13619276-7719276-77288832026420264
25K2.43 mi28655-166320196-92020196-920351342329423294
30K3.11 mi28121+53419715+48119715+481274291880918809
35K3.11 mi29346-122520218-50320218-503357212244122441
40K3.10 mi30497-115120636-41820636-418381762324823248
Finish(26.22 mi)1.37 mi30580-8320594+4220594+42327252042120421

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
131 ft55 ft
49ft125ft
117 ft

Overall

26850

Males

19239

M18-39

19239

5K→10K

3.1 - 6.2 mi

Top 46%
55 ft24 ft
50ft81ft
45 ft

Overall

27558

Males

19614

M18-39

19614

10K→15K

6.2 - 9.3 mi

Top 45%
24 ft18 ft
44ft51ft
17 ft

Overall

26850

Males

19239

M18-39

19239

15K→20K

9.3 - 12.4 mi

Top 45%
18 ft45 ft
67ft40ft
38 ft

Overall

26989

Males

19247

M18-39

19247

20K→Half

12.4 - 13.1 mi

Top 48%
45 ft26 ft
8ft27ft
20 ft

Overall

28883

Males

20264

M18-39

20264

Half→25K

13.1 - 15.5 mi

Top 59%
25 ft12 ft
50ft63ft
20 ft

Overall

35134

Males

23294

M18-39

23294

25K→30K

15.5 - 18.6 mi

Top 46%
12 ft35 ft
69ft46ft
28 ft

Overall

27429

Males

18809

M18-39

18809

30K→35K

18.6 - 21.8 mi

Top 60%
35 ft34 ft
87ft88ft
23 ft

Overall

35721

Males

22441

M18-39

22441

35K→40K

21.8 - 24.9 mi

Top 64%
34 ft17 ft
58ft75ft
31 ft

Overall

38176

Males

23248

M18-39

23248

40K→Finish

24.9 - 26.2 mi

Top 55%
17 ft13 ft
14ft18ft
13 ft

Overall

32725

Males

20421

M18-39

20421

Passing Analysis

Category:
Net Change
0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#26632
5K10K
881550-331
#26632 #26963
10K15K
482547+65
#26963 #26898
15K20K
468510+42
#26898 #26856
20KHalf
20165-136
#26856 #26992
Half25K
1791128-1663
#26992 #28655
25K30K
306840+534
#28655 #28121
30K35K
1469244-1225
#28121 #29346
35K40K
1352201-1151
#29346 #30497
40KFinish
259176-83
#30497 #30580
TOTALS
72093261-3948
#26632 #30580

Passing Visualized

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Passing Circle

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Position Flow

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Race Lanes

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Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing