John Corfield

Bib: 83256 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 (M45-49)

#0 / 4167

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

10:41/mi

33:09

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

10:44/mi

1:06:27

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

11:18/mi

1:41:32

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

10:35/mi

2:14:22

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

11:11/mi

2:21:52

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

11:08/mi

2:48:58

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

12:38/mi

3:28:10

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

12:16/mi

4:06:16

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

11:57/mi

4:43:21

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

12:11/mi

4:59:57

↑ 14 ft↓ 18 ft

19 ft elev

Course Elevation

6–172 ft

≈

×14story building

•▲ 503 ft climb · ▼ 613 ft descent

The Course

Half Splits

1st Half· via Half

2:21:5210:50 /mi⚡ faster

2nd Half

2:38:0512:03 /mi+11.4%

Positive split — 11.4% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	33:09	10:41	3.11 mi	33:09	10:41	-
10K	1:06:27	10:42	3.10 mi	33:18	10:44	+0:03
15K	1:41:32	10:54	3.11 mi	35:05	11:18	+0:34
20K	2:14:22	10:49	3.11 mi	32:50	10:35	-0:43
Half(13.10 mi)	2:21:52	10:50	0.67 mi	7:30	11:11	+0:36
25K	2:48:58	10:53	2.43 mi	27:06	11:08	-0:03
30K	3:28:10	11:11	3.11 mi	39:12	12:38	+1:30
35K	4:06:16	11:20	3.11 mi	38:06	12:16	-0:22
40K	4:43:21	11:25	3.10 mi	37:05	11:57	-0:19
Finish(26.22 mi)	4:59:57	11:27	1.37 mi	16:36	12:11	+0:14

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:35 /mi

Average Pace

11:27 /mi

Slowest Pace

12:38 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:48:58

56% of race

Time at Steady Pace

1:31:47

31% of race

Time at Slower Pace

39:12

13% of race

Average Pace: 11:26 /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	M45-49	Seg. Overall	Seg. Males	Seg. M45-49
5K	3.11 mi	45387	28872	28872	43879	28156	28156
10K	3.10 mi	44164+1223	28355+517	28355+517	43218	27945	27945
15K	3.11 mi	44010+154	28287+68	28287+68	43879	28156	28156
20K	3.11 mi	42321+1689	27467+820	27467+820	38416	25372	25372
Half(13.10 mi)	0.67 mi	42166+155	27373+94	27373+94	40295	26036	26036
25K	2.43 mi	41164+1002	26790+583	26790+583	37794	24611	24611
30K	3.11 mi	41397-233	26697+93	26697+93	42454	26372	26372
35K	3.11 mi	40570+827	26080+617	26080+617	36460	22817	22817
40K	3.10 mi	39946+624	25614+466	25614+466	35044	21619	21619
Finish(26.22 mi)	1.37 mi	40111-165	25647-33	25647-33	41004	24834	24834

24834

Passing Analysis

Category:

▲Net Change

0 passed by0 passed

Segment	Movement	Rank
Start → 5K	-	#45387
5K → 10K	2891512+1223	#45387 → #44164
10K → 15K	531685+154	#44164 → #44010
15K → 20K	151704+1689	#44010 → #42321
20K → Half	48203+155	#42321 → #42166
Half → 25K	691071+1002	#42166 → #41164
25K → 30K	727494-233	#41164 → #41397
30K → 35K	1771004+827	#41397 → #40570
35K → 40K	160784+624	#40570 → #39946
40K → Finish	273108-165	#39946 → #40111
TOTALS	22897565+5276	#45387 → #40111

Passing Visualized

Category:

Passing Circle

Position Flow

Race Lanes

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Results processed 4 months ago

Public Race Data

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Race managed by

London Marathon Events

Race timed by

Mika Timing