Josh Grimshaw

Bib: 57638 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
9:53/mi
30:41
49125
10K· 6.21 mi
10:25/mi
1:03:00
5081
15K· 9.32 mi
10:58/mi
1:37:03
4451
20K· 12.43 mi
10:42/mi
2:10:16
6740
Half· 13.10 mi
11:04/mi
2:17:41
27
25K· 15.53 mi
11:33/mi
2:45:48
5063
30K· 18.64 mi
11:57/mi
3:22:55
6946
35K· 21.75 mi
12:34/mi
4:01:56
8788
40K· 24.85 mi
13:43/mi
4:44:31
5875
Finish· 26.22 mi
12:21/mi
5:01:21
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
2:17:4110:31 /mi⚡ faster
2nd Half
2:43:4012:29 /mi+18.9%
Positive split — 18.9% slower in the second half
AI Race Performance Report

Josh'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
30:419:533.11 mi30:41
9:53
-
10K
1:03:0010:093.10 mi32:19
10:25
+0:32
15K
1:37:0310:253.11 mi34:03
10:58
+0:33
20K
2:10:1610:293.11 mi33:13
10:42
-0:16
Half(13.10 mi)
2:17:4110:310.67 mi7:25
11:04
+0:22
25K
2:45:4810:412.43 mi28:07
11:33
+0:29
30K
3:22:5510:543.11 mi37:07
11:57
+0:24
35K
4:01:5611:083.11 mi39:01
12:34
+0:37
40K
4:44:3111:273.10 mi42:35
13:43
+1:09
Finish(26.22 mi)
5:01:2111:311.37 mi16:50
12:21
-1:22
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Josh's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:53 /mi

Average Pace

11:30 /mi

Slowest Pace

13:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:10:16

43% of race

Time at Steady Pace

1:12:39

24% of race

Time at Slower Pace

1:38:26

33% of race

Average Pace: 11:30 /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. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi373772526425264412942699126991
10K3.10 mi38811-143425963-69925963-699403592665726657
15K3.11 mi39665-85426347-38426347-384412942699126991
20K3.11 mi39464+20126138+20926138+209393752583025830
Half(13.10 mi)0.67 mi39387+7726080+5826080+58393942561325613
25K2.43 mi39559-17226036+4426036+44405132591525915
30K3.11 mi39300+25925721+31525721+315387232458324583
35K3.11 mi39116+18425410+31125410+311382652373123731
40K3.10 mi40303-118725781-37125781-371465552752027520
Finish(26.22 mi)1.37 mi40484-18125825-4425825-44422832549625496

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
131 ft55 ft
49ft125ft
117 ft

Overall

41294

Males

26991

M18-39

26991

5K→10K

3.1 - 6.2 mi

Top 68%
55 ft24 ft
50ft81ft
45 ft

Overall

40359

Males

26657

M18-39

26657

10K→15K

6.2 - 9.3 mi

Top 69%
24 ft18 ft
44ft51ft
17 ft

Overall

41294

Males

26991

M18-39

26991

15K→20K

9.3 - 12.4 mi

Top 66%
18 ft45 ft
67ft40ft
38 ft

Overall

39375

Males

25830

M18-39

25830

20K→Half

12.4 - 13.1 mi

Top 66%
45 ft26 ft
8ft27ft
20 ft

Overall

39394

Males

25613

M18-39

25613

Half→25K

13.1 - 15.5 mi

Top 68%
25 ft12 ft
50ft63ft
20 ft

Overall

40513

Males

25915

M18-39

25915

25K→30K

15.5 - 18.6 mi

Top 65%
12 ft35 ft
69ft46ft
28 ft

Overall

38723

Males

24583

M18-39

24583

30K→35K

18.6 - 21.8 mi

Top 64%
35 ft34 ft
87ft88ft
23 ft

Overall

38265

Males

23731

M18-39

23731

35K→40K

21.8 - 24.9 mi

Top 78%
34 ft17 ft
58ft75ft
31 ft

Overall

46555

Males

27520

M18-39

27520

40K→Finish

24.9 - 26.2 mi

Top 71%
17 ft13 ft
14ft18ft
13 ft

Overall

42283

Males

25496

M18-39

25496

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing