Jack Masey

Bib: 15400 M GB

0:00

0:00

/ mi

Be the first to cheer!

Overall

#0 / 59786

Top 12%

Gender (Male)

#0 / 33594

Top 17%

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

131 ft elev

5K· 3.11 mi

7:36/mi

23:36

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

7:40/mi

47:25

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

7:46/mi

1:11:30

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

7:29/mi

1:34:42

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

7:35/mi

1:39:47

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

7:33/mi

1:58:08

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

7:39/mi

2:21:52

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

7:40/mi

2:45:39

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

7:36/mi

3:09:14

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

7:27/mi

3:19:23

↑ 14 ft↓ 18 ft

19 ft elev

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

1:39:477:38 /mi⚖️ balanced

2nd Half

1:39:367:36 /mi⚖️ balanced

Even split — consistent pacing between halves

AI Race Performance Report

Jack'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

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	23:36	7:36	3.11 mi	23:36	7:36	-
10K	47:25	7:38	3.10 mi	23:49	7:40	+0:04
15K	1:11:30	7:41	3.11 mi	24:05	7:46	+0:06
20K	1:34:42	7:38	3.11 mi	23:12	7:29	-0:17
Half(13.10 mi)	1:39:47	7:38	0.67 mi	5:05	7:35	+0:06
25K	1:58:08	7:37	2.43 mi	18:21	7:33	-0:02
30K	2:21:52	7:37	3.11 mi	23:44	7:39	+0:06
35K	2:45:39	7:38	3.11 mi	23:47	7:40	+0:01
40K	3:09:14	7:37	3.10 mi	23:35	7:36	-0:04
Finish(26.22 mi)	3:19:23	7:37	1.37 mi	10:09	7:27	-0:09

Trend:

Faster pace

Steady pace

Slower pace

More below

See the rest of Jack'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

7:27 /mi

Average Pace

7:37 /mi

Slowest Pace

7:46 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:19:23

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:36 /mi

Loading chart...

Faster pace (< avg)

Steady pace (≈ avg)

Slower pace (> avg)

Heatmap

0mi6.6mi13.1mi19.7mi26.2mi

Pace:

Faster

Steady

Slower

Checkpoint and Segment Rankings

Checkpoint	Seg. Dist	Overall	Males	M18-39	Seg. Overall	Seg. Males	Seg. M18-39
5K	3.11 mi	9774	7923	7923	8982	7389	7389
10K	3.10 mi	9665+109	7844+79	7844+79	9655	7843	7843
15K	3.11 mi	9393+272	7659+185	7659+185	8982	7389	7389
20K	3.11 mi	9018+375	7411+248	7411+248	8152	6805	6805
Half(13.10 mi)	0.67 mi	8929+89	7351+60	7351+60	7436	6311	6311
25K	2.43 mi	8671+258	7168+183	7168+183	7615	6379	6379
30K	3.11 mi	8228+443	6834+334	6834+334	6790	5714	5714
35K	3.11 mi	7658+570	6375+459	6375+459	5744	4815	4815
40K	3.10 mi	7104+554	5929+446	5929+446	4945	4142	4142
Finish(26.22 mi)	1.37 mi	6882+222	5747+182	5747+182	4599	3842	3842

3842

Passing Analysis

No position changes recorded for this athlete.

All Results

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

Enhanced athlete results built from publicly available data.

Race managed by

London Marathon Events

Race timed by

Mika Timing