Jon Robertson

Bib: 57848 M GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Gender (Male)

#0 / 33594

Division (M18-39)

#0 / 16712

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

11:26/mi

35:30

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

11:26/mi

1:11:01

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

13:54/mi

1:54:10

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

12:45/mi

2:33:46

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

11:48/mi

2:41:41

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

12:10/mi

3:11:18

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

13:35/mi

3:53:30

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

14:18/mi

4:37:55

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

13:12/mi

5:18:54

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

11:16/mi

5:34:15

↑ 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

2:41:4112:21 /mi⚡ faster

2nd Half

2:52:3413:10 /mi+6.7%

Positive split — 6.7% slower in the second half

AI Race Performance Report

Jon'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	35:30	11:26	3.11 mi	35:30	11:26	-
10K	1:11:01	11:26	3.10 mi	35:31	11:26	0:00
15K	1:54:10	12:15	3.11 mi	43:09	13:54	+2:28
20K	2:33:46	12:23	3.11 mi	39:36	12:45	-1:09
Half(13.10 mi)	2:41:41	12:21	0.67 mi	7:55	11:48	-0:57
25K	3:11:18	12:19	2.43 mi	29:37	12:10	+0:22
30K	3:53:30	12:32	3.11 mi	42:12	13:35	+1:25
35K	4:37:55	12:47	3.11 mi	44:25	14:18	+0:43
40K	5:18:54	12:50	3.10 mi	40:59	13:12	-1:06
Finish(26.22 mi)	5:34:15	12:46	1.37 mi	15:21	11:16	-1:56

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

11:16 /mi

Average Pace

12:45 /mi

Slowest Pace

14:18 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:03:54

37% of race

Time at Steady Pace

1:20:35

24% of race

Time at Slower Pace

2:09:46

39% of race

Average Pace: 12:45 /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	M18-39	Seg. Overall	Seg. Males	Seg. M18-39
5K	3.11 mi	51291	31150	31150	55455	32358	32358
10K	3.10 mi	49953+1338	30647+503	30647+503	48727	30173	30173
15K	3.11 mi	52565-2612	31498-851	31498-851	55455	32358	32358
20K	3.11 mi	52083+482	31276+222	31276+222	50955	30666	30666
Half(13.10 mi)	0.67 mi	51717+366	31138+138	31138+138	44606	27905	27905
25K	2.43 mi	50254+1463	30563+575	30563+575	43760	27385	27385
30K	3.11 mi	49693+561	30256+307	30256+307	47219	28540	28540
35K	3.11 mi	49444+249	29985+271	29985+271	47532	28189	28189
40K	3.10 mi	48840+604	29635+350	29635+350	43561	26056	26056
Finish(26.22 mi)	1.37 mi	48251+589	29360+275	29360+275	33845	21007	21007

21007

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