James Sumnall

Bib: 55688 M GB

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 59786
Gender (Male)
#0 / 33594
Masters (Masters Men)
#0 / 16876
Division (M45-49)
#0 / 4167
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
30:42
49125
10K· 6.21 mi
9:51/mi
1:01:18
5081
15K· 9.32 mi
10:13/mi
1:33:01
4451
20K· 12.43 mi
10:01/mi
2:04:08
6740
Half· 13.10 mi
10:08/mi
2:10:56
27
25K· 15.53 mi
10:04/mi
2:35:27
5063
30K· 18.64 mi
10:54/mi
3:09:18
6946
35K· 21.75 mi
12:13/mi
3:47:13
8788
40K· 24.85 mi
13:46/mi
4:29:58
5875
Finish· 26.22 mi
15:23/mi
4:50:56
1418
Course Elevation
503ft
Total climb
166ft
Range
6 to 172 ft
613ft
Total descent
About the height of the Statue of Liberty

See every mile of your race

Claim this result to add your watch's GPX and unlock per-mile pace, heart rate, and grade — mile by mile on this timeline.

Works with Garmin, Apple Watch, Strava, COROS, Suunto & more.

The Course

Half Splits

1st Half· via Half
2:10:5610:00 /mi⚡ faster
2nd Half
2:40:0012:12 /mi+22.2%
Positive split — 22.2% slower in the second half
AI Race Performance Report

James'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.

Free account · no payment

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
30:429:533.11 mi30:42
9:53
-
10K
1:01:189:523.10 mi30:36
9:51
-0:02
15K
1:33:019:593.11 mi31:43
10:13
+0:22
20K
2:04:0810:003.11 mi31:07
10:01
-0:12
Half(13.10 mi)
2:10:5610:000.67 mi6:48
10:08
+0:07
25K
2:35:2710:012.43 mi24:31
10:04
-0:04
30K
3:09:1810:103.11 mi33:51
10:54
+0:50
35K
3:47:1310:273.11 mi37:55
12:13
+1:19
40K
4:29:5810:523.10 mi42:45
13:46
+1:33
Finish(26.22 mi)
4:50:5611:071.37 mi20:58
15:23
+1:37
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of James's race

Checkpoint splits, rankings, passing analysis and qualifying. One free sign-in reveals them here — and on every race you look up.

Checkpoints & Pacing

Pace Line

Fastest Pace

9:51 /mi

Average Pace

11:06 /mi

Slowest Pace

15:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:09:18

65% of race

Time at Slower Pace

1:41:38

35% of race

Average Pace: 11:06 /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. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi374212528425284346892377223772
10K3.10 mi36044+137724575+70924575+709350022398123981
15K3.11 mi35498+54624270+30524270+305346892377223772
20K3.11 mi34912+58623877+39323877+393336822302623026
Half(13.10 mi)0.67 mi34669+24323725+15223725+152316902182321823
25K2.43 mi33652+101723078+64723078+647298562054920549
30K3.11 mi33035+61722542+53622542+536319902123921239
35K3.11 mi33579-54422544-222544-2360652261722617
40K3.10 mi35653-207423477-93323477-933468432764027640
Finish(26.22 mi)1.37 mi37292-163924252-77524252-775552583160831608

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
131 ft55 ft
49ft125ft
117 ft

Overall

34689

Males

23772

M45-49

23772

5K→10K

3.1 - 6.2 mi

Top 59%
55 ft24 ft
50ft81ft
45 ft

Overall

35002

Males

23981

M45-49

23981

10K→15K

6.2 - 9.3 mi

Top 58%
24 ft18 ft
44ft51ft
17 ft

Overall

34689

Males

23772

M45-49

23772

15K→20K

9.3 - 12.4 mi

Top 56%
18 ft45 ft
67ft40ft
38 ft

Overall

33682

Males

23026

M45-49

23026

20K→Half

12.4 - 13.1 mi

Top 53%
45 ft26 ft
8ft27ft
20 ft

Overall

31690

Males

21823

M45-49

21823

Half→25K

13.1 - 15.5 mi

Top 50%
25 ft12 ft
50ft63ft
20 ft

Overall

29856

Males

20549

M45-49

20549

25K→30K

15.5 - 18.6 mi

Top 54%
12 ft35 ft
69ft46ft
28 ft

Overall

31990

Males

21239

M45-49

21239

30K→35K

18.6 - 21.8 mi

Top 60%
35 ft34 ft
87ft88ft
23 ft

Overall

36065

Males

22617

M45-49

22617

35K→40K

21.8 - 24.9 mi

Top 78%
34 ft17 ft
58ft75ft
31 ft

Overall

46843

Males

27640

M45-49

27640

40K→Finish

24.9 - 26.2 mi

Top 92%
17 ft13 ft
14ft18ft
13 ft

Overall

55258

Males

31608

M45-49

31608

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing