Jason Williamson

Bib: 11981 M GB

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 59786

Gender (Male)

#0 / 33594

Masters (Masters Men)

#0 / 16876

Division (M55-59)

#0 / 2251

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

9:41/mi

30:04

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

9:51/mi

1:00:40

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

9:54/mi

1:31:25

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

9:47/mi

2:01:47

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

10:14/mi

2:08:39

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

10:27/mi

2:34:05

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

13:42/mi

3:16:37

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

14:02/mi

4:00:11

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

17:32/mi

4:54:39

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

13:54/mi

5:13:36

↑ 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

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The Course

Half Splits

1st Half· via Half

2:08:399:50 /mi⚡ faster

2nd Half

3:04:5714:06 /mi+43.8%

Positive split — 43.8% slower in the second half

AI Race Performance Report

Jason's race, broken down like a coach

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	30:04	9:41	3.11 mi	30:04	9:41	-
10K	1:00:40	9:46	3.10 mi	30:36	9:51	+0:10
15K	1:31:25	9:49	3.11 mi	30:45	9:54	+0:03
20K	2:01:47	9:48	3.11 mi	30:22	9:47	-0:07
Half(13.10 mi)	2:08:39	9:50	0.67 mi	6:52	10:14	+0:27
25K	2:34:05	9:56	2.43 mi	25:26	10:27	+0:13
30K	3:16:37	10:33	3.11 mi	42:32	13:42	+3:15
35K	4:00:11	11:03	3.11 mi	43:34	14:02	+0:20
40K	4:54:39	11:52	3.10 mi	54:28	17:32	+3:30
Finish(26.22 mi)	5:13:36	11:59	1.37 mi	18:57	13:54	-3:38

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:41 /mi

Average Pace

11:58 /mi

Slowest Pace

17:32 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:34:05

49% of race

Time at Slower Pace

2:39:31

51% of race

Average Pace: 11:58 /mi

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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	M55-59	Seg. Overall	Seg. Males	Seg. M55-59
5K	3.11 mi	35236	24174	24174	31839	22227	22227
10K	3.10 mi	35039+197	24050+124	24050+124	35012	23991	23991
15K	3.11 mi	33851+1188	23386+664	23386+664	31839	22227	22227
20K	3.11 mi	33118+733	22910+476	22910+476	31515	21858	21858
Half(13.10 mi)	0.67 mi	33035+83	22830+80	22830+80	32569	22291	22291
25K	2.43 mi	32854+181	22611+219	22611+219	32866	22170	22170
30K	3.11 mi	36598-3744	24389-1778	24389-1778	47725	28754	28754
35K	3.11 mi	38533-1935	25131-742	25131-742	46201	27578	27578
40K	3.10 mi	43118-4585	27108-1977	27108-1977	57809	32795	32795
Finish(26.22 mi)	1.37 mi	43609-491	27280-172	27280-172	50799	29551	29551

29551

Passing Analysis

No position changes recorded for this athlete.

All Results

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Public Race Data

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Race managed by

London Marathon Events

Race timed by

Mika Timing