Greg Duce

Bib: 38180 M GB

0:00
0:00
/ mi
Masters
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Overall
#0 / 59786
Top 4%
Gender (Male)
#0 / 33594
Top 7%
Masters (Masters Men)
#0 / 16876
Top 5%
Division (M40-44)
#0 / 4826
Top 9%
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
6:32/mi
20:15
49125
10K· 6.21 mi
6:34/mi
40:38
5081
15K· 9.32 mi
6:47/mi
1:01:40
4451
20K· 12.43 mi
6:37/mi
1:22:12
6740
Half· 13.10 mi
6:50/mi
1:26:47
27
25K· 15.53 mi
6:40/mi
1:43:00
5063
30K· 18.64 mi
6:48/mi
2:04:05
6946
35K· 21.75 mi
6:56/mi
2:25:37
8788
40K· 24.85 mi
7:02/mi
2:47:25
5875
Finish· 26.22 mi
7:15/mi
2:57:18
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
1:26:476:38 /mi⚡ faster
2nd Half
1:30:316:54 /mi+4.3%
Positive split — 4.3% slower in the second half
AI Race Performance Report

Greg'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
20:156:323.11 mi20:15
6:32
-
10K
40:386:333.10 mi20:23
6:34
+0:02
15K
1:01:406:373.11 mi21:02
6:47
+0:13
20K
1:22:126:373.11 mi20:32
6:37
-0:10
Half(13.10 mi)
1:26:476:380.67 mi4:35
6:50
+0:13
25K
1:43:006:382.43 mi16:13
6:40
-0:10
30K
2:04:056:403.11 mi21:05
6:48
+0:08
35K
2:25:376:423.11 mi21:32
6:56
+0:08
40K
2:47:256:453.10 mi21:48
7:02
+0:06
Finish(26.22 mi)
2:57:186:471.37 mi9:53
7:15
+0:13
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Greg's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

6:32 /mi

Average Pace

6:46 /mi

Slowest Pace

7:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:47:25

94% of race

Time at Steady Pace

9:53

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:46 /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. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi275525812581296027732773
10K3.10 mi2715+402549+322549+32269525342534
15K3.11 mi2791-762620-712620-71296027732773
20K3.11 mi2828-372659-392659-39294027662766
Half(13.10 mi)0.67 mi2839-112666-72666-7326230483048
25K2.43 mi2788+512629+372629+37277326062606
30K3.11 mi2715+732561+682561+68263524712471
35K3.11 mi2674+412516+452516+45285226332633
40K3.10 mi2629+452462+542462+54278125222522
Finish(26.22 mi)1.37 mi2686-572498-362498-36372632053205

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
131 ft55 ft
49ft125ft
117 ft

Overall

2960

Males

2773

M40-44

2773

5K→10K

3.1 - 6.2 mi

Top 5%
55 ft24 ft
50ft81ft
45 ft

Overall

2695

Males

2534

M40-44

2534

10K→15K

6.2 - 9.3 mi

Top 5%
24 ft18 ft
44ft51ft
17 ft

Overall

2960

Males

2773

M40-44

2773

15K→20K

9.3 - 12.4 mi

Top 5%
18 ft45 ft
67ft40ft
38 ft

Overall

2940

Males

2766

M40-44

2766

20K→Half

12.4 - 13.1 mi

Top 5%
45 ft26 ft
8ft27ft
20 ft

Overall

3262

Males

3048

M40-44

3048

Half→25K

13.1 - 15.5 mi

Top 5%
25 ft12 ft
50ft63ft
20 ft

Overall

2773

Males

2606

M40-44

2606

25K→30K

15.5 - 18.6 mi

Top 4%
12 ft35 ft
69ft46ft
28 ft

Overall

2635

Males

2471

M40-44

2471

30K→35K

18.6 - 21.8 mi

Top 5%
35 ft34 ft
87ft88ft
23 ft

Overall

2852

Males

2633

M40-44

2633

35K→40K

21.8 - 24.9 mi

Top 5%
34 ft17 ft
58ft75ft
31 ft

Overall

2781

Males

2522

M40-44

2522

40K→Finish

24.9 - 26.2 mi

Top 6%
17 ft13 ft
14ft18ft
13 ft

Overall

3726

Males

3205

M40-44

3205

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing