Robert Duncombe

Bib: 14419 M GB

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Gender (Male)
#0 / 33594
Masters (Masters Men)
#0 / 16876
Division (M55-59)
#0 / 2251
Top 49%
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
9:07/mi
28:19
49125
10K· 6.21 mi
10:05/mi
59:38
5081
15K· 9.32 mi
9:05/mi
1:27:51
4451
20K· 12.43 mi
9:11/mi
1:56:20
6740
Half· 13.10 mi
9:58/mi
2:03:01
27
25K· 15.53 mi
9:38/mi
2:26:27
5063
30K· 18.64 mi
11:11/mi
3:01:10
6946
35K· 21.75 mi
12:45/mi
3:40:46
8788
40K· 24.85 mi
11:08/mi
4:15:20
5875
Finish· 26.22 mi
10:54/mi
4:30:11
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
2:03:019:24 /mi⚡ faster
2nd Half
2:27:1011:14 /mi+19.6%
Positive split — 19.6% slower in the second half
AI Race Performance Report

Robert'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
28:199:073.11 mi28:19
9:07
-
10K
59:389:363.10 mi31:19
10:05
+0:58
15K
1:27:519:263.11 mi28:13
9:05
-1:00
20K
1:56:209:223.11 mi28:29
9:11
+0:06
Half(13.10 mi)
2:03:019:240.67 mi6:41
9:58
+0:47
25K
2:26:279:262.43 mi23:26
9:38
-0:20
30K
3:01:109:443.11 mi34:43
11:11
+1:33
35K
3:40:4610:103.11 mi39:36
12:45
+1:34
40K
4:15:2010:173.10 mi34:34
11:08
-1:37
Finish(26.22 mi)
4:30:1110:191.37 mi14:51
10:54
-0:14
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Robert's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:05 /mi

Average Pace

10:19 /mi

Slowest Pace

12:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:25:01

31% of race

Time at Steady Pace

1:01:26

23% of race

Time at Slower Pace

2:03:44

46% of race

Average Pace: 10:18 /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. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi284882019520195223491634416344
10K3.10 mi33364-487623121-292623121-2926372052512925129
15K3.11 mi29794+357021014+210721014+2107223491634416344
20K3.11 mi28598+119620260+75420260+754258191853918539
Half(13.10 mi)0.67 mi28661-6320285-2520285-25300662092320923
25K2.43 mi28044+61719840+44519840+445264801866318663
30K3.11 mi29080-103620304-46420304-464338332218122181
35K3.11 mi30808-172821038-73421038-734393692426824268
40K3.10 mi30440+36820606+43220606+432288521834218342
Finish(26.22 mi)1.37 mi30425+1520504+10220504+102306101927919279

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
131 ft55 ft
49ft125ft
117 ft

Overall

22349

Males

16344

M55-59

16344

5K→10K

3.1 - 6.2 mi

Top 62%
55 ft24 ft
50ft81ft
45 ft

Overall

37205

Males

25129

M55-59

25129

10K→15K

6.2 - 9.3 mi

Top 37%
24 ft18 ft
44ft51ft
17 ft

Overall

22349

Males

16344

M55-59

16344

15K→20K

9.3 - 12.4 mi

Top 43%
18 ft45 ft
67ft40ft
38 ft

Overall

25819

Males

18539

M55-59

18539

20K→Half

12.4 - 13.1 mi

Top 50%
45 ft26 ft
8ft27ft
20 ft

Overall

30066

Males

20923

M55-59

20923

Half→25K

13.1 - 15.5 mi

Top 44%
25 ft12 ft
50ft63ft
20 ft

Overall

26480

Males

18663

M55-59

18663

25K→30K

15.5 - 18.6 mi

Top 57%
12 ft35 ft
69ft46ft
28 ft

Overall

33833

Males

22181

M55-59

22181

30K→35K

18.6 - 21.8 mi

Top 66%
35 ft34 ft
87ft88ft
23 ft

Overall

39369

Males

24268

M55-59

24268

35K→40K

21.8 - 24.9 mi

Top 48%
34 ft17 ft
58ft75ft
31 ft

Overall

28852

Males

18342

M55-59

18342

40K→Finish

24.9 - 26.2 mi

Top 51%
17 ft13 ft
14ft18ft
13 ft

Overall

30610

Males

19279

M55-59

19279

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing