Jonathan Cassidy

Bib: 54417 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 (M50-54)

#0 / 3474

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

9:03/mi

28:07

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

9:12/mi

56:40

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

9:33/mi

1:26:19

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

9:42/mi

1:56:25

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

10:29/mi

2:03:27

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

10:52/mi

2:29:54

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

13:02/mi

3:10:21

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

14:21/mi

3:54:56

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

14:14/mi

4:39:09

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

12:20/mi

4:55:57

↑ 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

2:03:279:26 /mi⚡ faster

2nd Half

2:52:3013:09 /mi+39.7%

Positive split — 39.7% slower in the second half

AI Race Performance Report

Jonathan'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	28:07	9:03	3.11 mi	28:07	9:03	-
10K	56:40	9:08	3.10 mi	28:33	9:12	+0:09
15K	1:26:19	9:16	3.11 mi	29:39	9:33	+0:21
20K	1:56:25	9:23	3.11 mi	30:06	9:42	+0:09
Half(13.10 mi)	2:03:27	9:26	0.67 mi	7:02	10:29	+0:47
25K	2:29:54	9:39	2.43 mi	26:27	10:52	+0:23
30K	3:10:21	10:13	3.11 mi	40:27	13:02	+2:10
35K	3:54:56	10:49	3.11 mi	44:35	14:21	+1:19
40K	4:39:09	11:14	3.10 mi	44:13	14:14	-0:07
Finish(26.22 mi)	4:55:57	11:18	1.37 mi	16:48	12:20	-1:54

Trend:

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Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:03 /mi

Average Pace

11:18 /mi

Slowest Pace

14:21 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:56:25

39% of race

Time at Steady Pace

33:29

11% of race

Time at Slower Pace

2:26:03

49% of race

Average Pace: 11:17 /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	M50-54	Seg. Overall	Seg. Males	Seg. M50-54
5K	3.11 mi	27565	19613	19613	28383	20178	20178
10K	3.10 mi	27328+237	19490+123	19490+123	27318	19462	19462
15K	3.11 mi	27684-356	19735-245	19735-245	28383	20178	20178
20K	3.11 mi	28681-997	20312-577	20312-577	30716	21429	21429
Half(13.10 mi)	0.67 mi	29059-378	20514-202	20514-202	34738	23372	23372
25K	2.43 mi	30248-1189	21150-636	21150-636	36053	23770	23770
30K	3.11 mi	33550-3302	22821-1671	22821-1671	44552	27342	27342
35K	3.11 mi	36645-3095	24203-1382	24203-1382	47765	28290	28290
40K	3.10 mi	38665-2020	24997-794	24997-794	49348	28861	28861
Finish(26.22 mi)	1.37 mi	38857-192	25017-20	25017-20	42088	25393	25393

25393

Passing Analysis

No position changes recorded for this athlete.

All Results

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Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

London Marathon Events

Race timed by

Mika Timing