Gareth Williams

Bib: 3145 M GB

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 59786
Top 6%
Gender (Male)
#0 / 33594
Top 10%
Masters (Masters Men)
#0 / 16876
Top 8%
Division (M45-49)
#0 / 4167
Top 11%
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
6:54/mi
21:24
49125
10K· 6.21 mi
6:46/mi
42:25
5081
15K· 9.32 mi
6:52/mi
1:03:42
4451
20K· 12.43 mi
6:42/mi
1:24:29
6740
Half· 13.10 mi
6:50/mi
1:29:04
27
25K· 15.53 mi
6:47/mi
1:45:33
5063
30K· 18.64 mi
6:58/mi
2:07:11
6946
35K· 21.75 mi
7:10/mi
2:29:24
8788
40K· 24.85 mi
7:37/mi
2:53:02
5875
Finish· 26.22 mi
7:42/mi
3:03:31
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
1:29:046:48 /mi⚡ faster
2nd Half
1:34:277:12 /mi+6.0%
Positive split — 6.0% slower 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
21:246:543.11 mi21:24
6:54
-
10K
42:256:503.10 mi21:01
6:46
-0:08
15K
1:03:426:513.11 mi21:17
6:52
+0:06
20K
1:24:296:483.11 mi20:47
6:42
-0:10
Half(13.10 mi)
1:29:046:480.67 mi4:35
6:50
+0:08
25K
1:45:336:482.43 mi16:29
6:47
-0:03
30K
2:07:116:503.11 mi21:38
6:58
+0:11
35K
2:29:246:533.11 mi22:13
7:10
+0:12
40K
2:53:026:583.10 mi23:38
7:37
+0:27
Finish(26.22 mi)
3:03:317:011.37 mi10:29
7:42
+0:05
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

6:42 /mi

Average Pace

7:00 /mi

Slowest Pace

7:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:29:24

81% of race

Time at Steady Pace

34:07

19% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:00 /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 mi520746654665340331613161
10K3.10 mi4544+6634119+5464119+546376434753475
15K3.11 mi4078+4663738+3813738+381340331613161
20K3.11 mi3865+2133555+1833555+183345632193219
Half(13.10 mi)0.67 mi3828+373523+323523+32332131073107
25K2.43 mi3718+1103430+933430+93334931173117
30K3.11 mi3666+523390+403390+40358633033303
35K3.11 mi3649+173363+273363+27369433373337
40K3.10 mi3799-1503461-983461-98501641834183
Finish(26.22 mi)1.37 mi3807-83463-23463-2574145894589

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
131 ft55 ft
49ft125ft
117 ft

Overall

3403

Males

3161

M45-49

3161

5K→10K

3.1 - 6.2 mi

Top 6%
55 ft24 ft
50ft81ft
45 ft

Overall

3764

Males

3475

M45-49

3475

10K→15K

6.2 - 9.3 mi

Top 6%
24 ft18 ft
44ft51ft
17 ft

Overall

3403

Males

3161

M45-49

3161

15K→20K

9.3 - 12.4 mi

Top 6%
18 ft45 ft
67ft40ft
38 ft

Overall

3456

Males

3219

M45-49

3219

20K→Half

12.4 - 13.1 mi

Top 6%
45 ft26 ft
8ft27ft
20 ft

Overall

3321

Males

3107

M45-49

3107

Half→25K

13.1 - 15.5 mi

Top 6%
25 ft12 ft
50ft63ft
20 ft

Overall

3349

Males

3117

M45-49

3117

25K→30K

15.5 - 18.6 mi

Top 6%
12 ft35 ft
69ft46ft
28 ft

Overall

3586

Males

3303

M45-49

3303

30K→35K

18.6 - 21.8 mi

Top 6%
35 ft34 ft
87ft88ft
23 ft

Overall

3694

Males

3337

M45-49

3337

35K→40K

21.8 - 24.9 mi

Top 8%
34 ft17 ft
58ft75ft
31 ft

Overall

5016

Males

4183

M45-49

4183

40K→Finish

24.9 - 26.2 mi

Top 10%
17 ft13 ft
14ft18ft
13 ft

Overall

5741

Males

4589

M45-49

4589

Passing Analysis

Category:
Net Change
+0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#5207
5K10K
1664+663
#5207 #4544
10K15K
6472+466
#4544 #4078
15K20K
10223+213
#4078 #3865
20KHalf
643+37
#3865 #3828
Half25K
19129+110
#3828 #3718
25K30K
92144+52
#3718 #3666
30K35K
151168+17
#3666 #3649
35K40K
24494-150
#3649 #3799
40KFinish
5648-8
#3799 #3807
TOTALS
5851985+1400
#5207 #3807

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