William Butler

Bib: 38995 M GB

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 59786
Top 12%
Gender (Male)
#0 / 33594
Top 18%
Division (M18-39)
#0 / 16712
Top 20%
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
7:39/mi
23:46
49125
10K· 6.21 mi
7:48/mi
47:58
5081
15K· 9.32 mi
7:55/mi
1:12:31
4451
20K· 12.43 mi
7:40/mi
1:36:18
6740
Half· 13.10 mi
7:42/mi
1:41:28
27
25K· 15.53 mi
7:43/mi
2:00:15
5063
30K· 18.64 mi
7:40/mi
2:24:02
6946
35K· 21.75 mi
7:44/mi
2:48:02
8788
40K· 24.85 mi
7:33/mi
3:11:29
5875
Finish· 26.22 mi
7:09/mi
3:21:13
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

Add your watch's GPX to 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
1:41:287:45 /mi+1.7%
2nd Half
1:39:457:37 /mi✓ faster
Negative split — 1.7% faster in the second half
Is this your race?

Unlock your AI Race Performance Report

Your Race Story, performance analysis & focus areas — built from your data, free when you claim.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
23:467:393.11 mi23:46
7:39
-
10K
47:587:443.10 mi24:12
7:48
+0:09
15K
1:12:317:473.11 mi24:33
7:55
+0:07
20K
1:36:187:453.11 mi23:47
7:40
-0:15
Half(13.10 mi)
1:41:287:450.67 mi5:10
7:42
+0:02
25K
2:00:157:452.43 mi18:47
7:43
+0:01
30K
2:24:027:443.11 mi23:47
7:40
-0:03
35K
2:48:027:443.11 mi24:00
7:44
+0:04
40K
3:11:297:433.10 mi23:27
7:33
-0:11
Finish(26.22 mi)
3:21:137:411.37 mi9:44
7:09
-0:24
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:09 /mi

Average Pace

7:41 /mi

Slowest Pace

7:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:56:40

88% of race

Time at Steady Pace

24:33

12% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:40 /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 mi10264825382531003580918091
10K3.10 mi10451-1878373-1208373-1201066185028502
15K3.11 mi10291+1608268+1058268+1051003580918091
20K3.11 mi10051+2408101+1678101+167954277697769
Half(13.10 mi)0.67 mi9921+1308005+968005+96829368926892
25K2.43 mi9676+2457825+1807825+180884172177217
30K3.11 mi9057+6197402+4237402+423690658035803
35K3.11 mi8405+6526883+5196883+519610350745074
40K3.10 mi7672+7336304+5796304+579476640274027
Finish(26.22 mi)1.37 mi7312+3606034+2706034+270331328982898

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
131 ft55 ft
49ft125ft
117 ft

Overall

10035

Males

8091

M18-39

8091

5K→10K

3.1 - 6.2 mi

Top 18%
55 ft24 ft
50ft81ft
45 ft

Overall

10661

Males

8502

M18-39

8502

10K→15K

6.2 - 9.3 mi

Top 17%
24 ft18 ft
44ft51ft
17 ft

Overall

10035

Males

8091

M18-39

8091

15K→20K

9.3 - 12.4 mi

Top 16%
18 ft45 ft
67ft40ft
38 ft

Overall

9542

Males

7769

M18-39

7769

20K→Half

12.4 - 13.1 mi

Top 14%
45 ft26 ft
8ft27ft
20 ft

Overall

8293

Males

6892

M18-39

6892

Half→25K

13.1 - 15.5 mi

Top 15%
25 ft12 ft
50ft63ft
20 ft

Overall

8841

Males

7217

M18-39

7217

25K→30K

15.5 - 18.6 mi

Top 12%
12 ft35 ft
69ft46ft
28 ft

Overall

6906

Males

5803

M18-39

5803

30K→35K

18.6 - 21.8 mi

Top 10%
35 ft34 ft
87ft88ft
23 ft

Overall

6103

Males

5074

M18-39

5074

35K→40K

21.8 - 24.9 mi

Top 8%
34 ft17 ft
58ft75ft
31 ft

Overall

4766

Males

4027

M18-39

4027

40K→Finish

24.9 - 26.2 mi

Top 6%
17 ft13 ft
14ft18ft
13 ft

Overall

3313

Males

2898

M18-39

2898

Passing Analysis

Category:
Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#10264
5K10K
393206-187
#10264 #10451
10K15K
122282+160
#10451 #10291
15K20K
63303+240
#10291 #10051
20KHalf
1131*+130
#10051 #9921
Half25K
34279+245
#9921 #9676
25K30K
9628+619
#9676 #9057
30K35K
19671+652
#9057 #8405
35K40K
5738+733
#8405 #7672
40KFinish
0360+360
#7672 #7312
TOTALS
6463598*+2952
#10264 #7312

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Visualized

Category:
Loading...

Passing Circle

Loading...

Position Flow

Loading...

Race Lanes

Loading...

Is this your race? Claim it to upload your GPX and export your data as yours.

Upload your GPX file

Add per-mile pace & heart rate — works with Garmin, Apple Watch, Strava & more.

Download your race track as a GPX or TCX file for Strava, Garmin Connect, or other apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing