Alex Welford

Bib: 41023 M GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Top 13%

Gender (Male)

#0 / 33594

Top 19%

Division (M18-39)

#0 / 16712

Top 21%

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

7:54/mi

24:31

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:02/mi

49:27

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

8:14/mi

1:14:59

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

7:53/mi

1:39:27

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

8:02/mi

1:44:50

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

7:57/mi

2:04:11

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

7:46/mi

2:28:18

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

7:34/mi

2:51:46

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

7:06/mi

3:13:48

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

6:53/mi

3:23:10

↑ 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

1:44:508:01 /mi+6.2%

2nd Half

1:38:207:30 /mi✓ faster

Negative split — 6.2% faster in the second half

AI Race Performance Report

Alex'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	24:31	7:54	3.11 mi	24:31	7:54	-
10K	49:27	7:58	3.10 mi	24:56	8:02	+0:08
15K	1:14:59	8:03	3.11 mi	25:32	8:14	+0:12
20K	1:39:27	8:01	3.11 mi	24:28	7:53	-0:21
Half(13.10 mi)	1:44:50	8:01	0.67 mi	5:23	8:02	+0:09
25K	2:04:11	8:00	2.43 mi	19:21	7:57	-0:05
30K	2:28:18	7:58	3.11 mi	24:07	7:46	-0:11
35K	2:51:46	7:54	3.11 mi	23:28	7:34	-0:12
40K	3:13:48	7:48	3.10 mi	22:02	7:06	-0:28
Finish(26.22 mi)	3:23:10	7:46	1.37 mi	9:22	6:53	-0:13

Trend:

Faster pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

6:53 /mi

Average Pace

7:45 /mi

Slowest Pace

8:14 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

54:52

27% of race

Time at Steady Pace

2:02:46

60% of race

Time at Slower Pace

25:32

13% of race

Average Pace: 7:45 /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	12758	9900	9900	13419	10398	10398
10K	3.10 mi	12959-201	10027-127	10027-127	13203	10166	10166
15K	3.11 mi	13081-122	10128-101	10128-101	13419	10398	10398
20K	3.11 mi	12648+433	9829+299	9829+299	11587	9128	9128
Half(13.10 mi)	0.67 mi	12545+103	9757+72	9757+72	10826	8585	8585
25K	2.43 mi	12117+428	9443+314	9443+314	10724	8451	8451
30K	3.11 mi	10910+1207	8585+858	8585+858	7515	6219	6219
35K	3.11 mi	9637+1273	7675+910	7675+910	5254	4483	4483
40K	3.10 mi	8275+1362	6709+966	6709+966	3038	2727	2727
Finish(26.22 mi)	1.37 mi	7770+505	6345+364	6345+364	2341	2109	2109

2109

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