John Buford

Bib: 30082 M US

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Gender (Male)
#0 / 33594
Masters (Masters Men)
#0 / 16876
Division (M65-69)
#0 / 593
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
11:05/mi
34:25
49125
10K· 6.21 mi
12:09/mi
1:12:08
5081
15K· 9.32 mi
12:46/mi
1:51:45
4451
20K· 12.43 mi
14:02/mi
2:35:20
6740
Half· 13.10 mi
15:35/mi
2:45:47
27
25K· 15.53 mi
16:04/mi
3:24:55
5063
30K· 18.64 mi
16:04/mi
4:14:50
6946
35K· 21.75 mi
15:23/mi
5:02:37
8788
40K· 24.85 mi
15:18/mi
5:50:06
5875
Finish· 26.22 mi
14:23/mi
6:09:43
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
2:45:4712:40 /mi⚡ faster
2nd Half
3:23:5615:33 /mi+23.0%
Positive split — 23.0% slower in the second half
AI Race Performance Report

John's race, broken down like a coach

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Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
34:2511:053.11 mi34:25
11:05
-
10K
1:12:0811:373.10 mi37:43
12:09
+1:04
15K
1:51:4512:003.11 mi39:37
12:46
+0:37
20K
2:35:2012:303.11 mi43:35
14:02
+1:16
Half(13.10 mi)
2:45:4712:400.67 mi10:27
15:35
+1:33
25K
3:24:5513:122.43 mi39:08
16:04
+0:29
30K
4:14:5013:413.11 mi49:55
16:04
0:00
35K
5:02:3713:553.11 mi47:47
15:23
-0:41
40K
5:50:0614:063.10 mi47:29
15:18
-0:05
Finish(26.22 mi)
6:09:4314:071.37 mi19:37
14:23
-0:55
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

11:05 /mi

Average Pace

14:07 /mi

Slowest Pace

16:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:54:57

47% of race

Time at Steady Pace

3:14:46

53% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 14:06 /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. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi490023028930289518283117231172
10K3.10 mi51024-202231054-76531054-765524093142431424
15K3.11 mi51408-38431124-7031124-70518283117231172
20K3.11 mi52594-118631439-31531439-315548173202732027
Half(13.10 mi)0.67 mi52986-39231560-12131560-121568883257932579
25K2.43 mi53746-76031756-19631756-196560623236532365
30K3.11 mi54187-44131869-11331869-113554713199331993
35K3.11 mi53996+19131708+16131708+161519483020130201
40K3.10 mi54064-6831680+2831680+28534113079630796
Finish(26.22 mi)1.37 mi54038+2631656+2431656+24526413040130401

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
131 ft55 ft
49ft125ft
117 ft

Overall

51828

Males

31172

M65-69

31172

5K→10K

3.1 - 6.2 mi

Top 88%
55 ft24 ft
50ft81ft
45 ft

Overall

52409

Males

31424

M65-69

31424

10K→15K

6.2 - 9.3 mi

Top 87%
24 ft18 ft
44ft51ft
17 ft

Overall

51828

Males

31172

M65-69

31172

15K→20K

9.3 - 12.4 mi

Top 92%
18 ft45 ft
67ft40ft
38 ft

Overall

54817

Males

32027

M65-69

32027

20K→Half

12.4 - 13.1 mi

Top 95%
45 ft26 ft
8ft27ft
20 ft

Overall

56888

Males

32579

M65-69

32579

Half→25K

13.1 - 15.5 mi

Top 94%
25 ft12 ft
50ft63ft
20 ft

Overall

56062

Males

32365

M65-69

32365

25K→30K

15.5 - 18.6 mi

Top 93%
12 ft35 ft
69ft46ft
28 ft

Overall

55471

Males

31993

M65-69

31993

30K→35K

18.6 - 21.8 mi

Top 87%
35 ft34 ft
87ft88ft
23 ft

Overall

51948

Males

30201

M65-69

30201

35K→40K

21.8 - 24.9 mi

Top 89%
34 ft17 ft
58ft75ft
31 ft

Overall

53411

Males

30796

M65-69

30796

40K→Finish

24.9 - 26.2 mi

Top 88%
17 ft13 ft
14ft18ft
13 ft

Overall

52641

Males

30401

M65-69

30401

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing