Chris Underwood

Bib: 43626 M GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Top 40%
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
8:27/mi
26:14
49125
10K· 6.21 mi
8:27/mi
52:28
5081
15K· 9.32 mi
8:37/mi
1:19:13
4451
20K· 12.43 mi
8:31/mi
1:45:39
6740
Half· 13.10 mi
8:42/mi
1:51:29
27
25K· 15.53 mi
8:41/mi
2:12:37
5063
30K· 18.64 mi
9:07/mi
2:40:55
6946
35K· 21.75 mi
10:53/mi
3:14:42
8788
40K· 24.85 mi
13:48/mi
3:57:33
5875
Finish· 26.22 mi
10:33/mi
4:11:55
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
1:51:298:31 /mi⚡ faster
2nd Half
2:20:2610:43 /mi+26.0%
Positive split — 26.0% slower in the second half
AI Race Performance Report

Chris'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
26:148:273.11 mi26:14
8:27
-
10K
52:288:273.10 mi26:14
8:27
0:00
15K
1:19:138:303.11 mi26:45
8:37
+0:10
20K
1:45:398:313.11 mi26:26
8:31
-0:06
Half(13.10 mi)
1:51:298:310.67 mi5:50
8:42
+0:11
25K
2:12:378:332.43 mi21:08
8:41
-0:01
30K
2:40:558:383.11 mi28:18
9:07
+0:26
35K
3:14:428:583.11 mi33:47
10:53
+1:46
40K
3:57:339:343.10 mi42:51
13:48
+2:55
Finish(26.22 mi)
4:11:559:371.37 mi14:22
10:33
-3:15
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Chris's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:27 /mi

Average Pace

9:37 /mi

Slowest Pace

13:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:40:55

64% of race

Time at Slower Pace

1:31:00

36% of race

Average Pace: 9:36 /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 mi191481423614236172731298712987
10K3.10 mi18368+78013692+54413692+544177761330513305
15K3.11 mi17911+45713381+31113381+311172731298712987
20K3.11 mi17865+4613341+4013341+40180471345913459
Half(13.10 mi)0.67 mi17817+4813306+3513306+35175291310213102
25K2.43 mi17697+12013192+11413192+114174051294412944
30K3.11 mi17647+5013098+9413098+94182741326913269
35K3.11 mi19455-180814141-104314141-1043274671813118131
40K3.10 mi24099-464416865-272416865-2724470242773027730
Finish(26.22 mi)1.37 mi24130-3116810+5516810+55274661762917629

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
131 ft55 ft
49ft125ft
117 ft

Overall

17273

Males

12987

M18-39

12987

5K→10K

3.1 - 6.2 mi

Top 30%
55 ft24 ft
50ft81ft
45 ft

Overall

17776

Males

13305

M18-39

13305

10K→15K

6.2 - 9.3 mi

Top 29%
24 ft18 ft
44ft51ft
17 ft

Overall

17273

Males

12987

M18-39

12987

15K→20K

9.3 - 12.4 mi

Top 30%
18 ft45 ft
67ft40ft
38 ft

Overall

18047

Males

13459

M18-39

13459

20K→Half

12.4 - 13.1 mi

Top 29%
45 ft26 ft
8ft27ft
20 ft

Overall

17529

Males

13102

M18-39

13102

Half→25K

13.1 - 15.5 mi

Top 29%
25 ft12 ft
50ft63ft
20 ft

Overall

17405

Males

12944

M18-39

12944

25K→30K

15.5 - 18.6 mi

Top 31%
12 ft35 ft
69ft46ft
28 ft

Overall

18274

Males

13269

M18-39

13269

30K→35K

18.6 - 21.8 mi

Top 46%
35 ft34 ft
87ft88ft
23 ft

Overall

27467

Males

18131

M18-39

18131

35K→40K

21.8 - 24.9 mi

Top 79%
34 ft17 ft
58ft75ft
31 ft

Overall

47024

Males

27730

M18-39

27730

40K→Finish

24.9 - 26.2 mi

Top 46%
17 ft13 ft
14ft18ft
13 ft

Overall

27466

Males

17629

M18-39

17629

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing