David Chirgwin

Bib: 78745 M US

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

12:15/mi

38:02

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

13:14/mi

1:19:06

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

14:06/mi

2:02:54

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

13:59/mi

2:46:19

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

13:31/mi

2:55:23

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

15:10/mi

3:32:18

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

14:58/mi

4:18:46

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

16:20/mi

5:09:28

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

15:35/mi

5:57:52

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

15:29/mi

6:18:58

↑ 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

2:55:2313:24 /mi⚡ faster

2nd Half

3:23:3515:32 /mi+16.1%

Positive split — 16.1% slower in the second half

AI Race Performance Report

David'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	38:02	12:15	3.11 mi	38:02	12:15	-
10K	1:19:06	12:44	3.10 mi	41:04	13:14	+0:59
15K	2:02:54	13:12	3.11 mi	43:48	14:06	+0:52
20K	2:46:19	13:23	3.11 mi	43:25	13:59	-0:07
Half(13.10 mi)	2:55:23	13:24	0.67 mi	9:04	13:31	-0:28
25K	3:32:18	13:40	2.43 mi	36:55	15:10	+1:39
30K	4:18:46	13:53	3.11 mi	46:28	14:58	-0:12
35K	5:09:28	14:14	3.11 mi	50:42	16:20	+1:22
40K	5:57:52	14:24	3.10 mi	48:24	15:35	-0:45
Finish(26.22 mi)	6:18:58	14:28	1.37 mi	21:06	15:29	-0:06

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

12:15 /mi

Average Pace

14:28 /mi

Slowest Pace

16:20 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:55:23

46% of race

Time at Steady Pace

1:44:29

28% of race

Time at Slower Pace

1:39:06

26% of race

Average Pace: 14:27 /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	54973	32342	32342	55919	32511	32511
10K	3.10 mi	55560-587	32469-127	32469-127	55893	32520	32520
15K	3.11 mi	55725-165	32497-28	32497-28	55919	32511	32511
20K	3.11 mi	55480+245	32403+94	32403+94	54688	31982	31982
Half(13.10 mi)	0.67 mi	55329+151	32344+59	32344+59	52081	30849	30849
25K	2.43 mi	55170+159	32272+72	32272+72	54383	31714	31714
30K	3.11 mi	54823+347	32105+167	32105+167	52549	30804	30804
35K	3.11 mi	54911-88	32071+34	32071+34	54738	31471	31471
40K	3.10 mi	54992-81	32049+22	32049+22	54321	31216	31216
Finish(26.22 mi)	1.37 mi	55046-54	32045+4	32045+4	55461	31702	31702

31702

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