Carl Birtwistle

Bib: 79107 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

12:23/mi

38:26

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

11:48/mi

1:15:04

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

12:47/mi

1:54:44

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

13:55/mi

2:37:58

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

12:27/mi

2:46:19

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

20:30/mi

3:36:13

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

15:14/mi

4:23:30

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

19:40/mi

5:24:36

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

16:09/mi

6:14:45

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

11:42/mi

6:30:42

↑ 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

2:46:1912:42 /mi⚡ faster

2nd Half

3:44:2317:07 /mi+34.9%

Positive split — 34.9% slower in the second half

AI Race Performance Report

Carl'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	38:26	12:23	3.11 mi	38:26	12:23	-
10K	1:15:04	12:05	3.10 mi	36:38	11:48	-0:35
15K	1:54:44	12:19	3.11 mi	39:40	12:47	+0:59
20K	2:37:58	12:43	3.11 mi	43:14	13:55	+1:08
Half(13.10 mi)	2:46:19	12:42	0.67 mi	8:21	12:27	-1:28
25K	3:36:13	13:56	2.43 mi	49:54	20:30	+8:03
30K	4:23:30	14:09	3.11 mi	47:17	15:14	-5:16
35K	5:24:36	14:56	3.11 mi	1:01:06	19:40	+4:26
40K	6:14:45	15:05	3.10 mi	50:09	16:09	-3:31
Finish(26.22 mi)	6:30:42	14:55	1.37 mi	15:57	11:42	-4:27

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

11:42 /mi

Average Pace

14:55 /mi

Slowest Pace

20:30 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:31:01

23% of race

Time at Steady Pace

2:18:32

35% of race

Time at Slower Pace

2:41:09

41% of race

Average Pace: 14:54 /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	55436	32479	32479	51890	31192	31192
10K	3.10 mi	53267+2169	31763+716	31763+716	50904	30948	30948
15K	3.11 mi	52819+448	31595+168	31595+168	51890	31192	31192
20K	3.11 mi	53392-573	31718-123	31718-123	54554	31918	31918
Half(13.10 mi)	0.67 mi	53127+265	31605+113	31605+113	47893	29247	29247
25K	2.43 mi	55855-2728	32480-875	32480-875	59297	33455	33455
30K	3.11 mi	55512+343	32334+146	32334+146	53346	31122	31122
35K	3.11 mi	56598-1086	32625-291	32625-291	58955	33252	33252
40K	3.10 mi	56579+19	32583+42	32583+42	55623	31794	31794
Finish(26.22 mi)	1.37 mi	56197+382	32448+135	32448+135	37416	22934	22934

22934

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