Spencer Blyth

Bib: 31824 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

11:33/mi

35:52

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

12:00/mi

1:13:08

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

12:21/mi

1:51:30

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

12:07/mi

2:29:07

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

12:42/mi

2:37:38

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

13:03/mi

3:09:23

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

13:19/mi

3:50:45

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

13:02/mi

4:31:14

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

12:55/mi

5:11:21

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

10:57/mi

5:26:16

↑ 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

2:37:3812:03 /mi⚡ faster

2nd Half

2:48:3812:52 /mi+7.0%

Positive split — 7.0% slower in the second half

AI Race Performance Report

Spencer'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	35:52	11:33	3.11 mi	35:52	11:33	-
10K	1:13:08	11:47	3.10 mi	37:16	12:00	+0:27
15K	1:51:30	11:58	3.11 mi	38:22	12:21	+0:21
20K	2:29:07	12:00	3.11 mi	37:37	12:07	-0:14
Half(13.10 mi)	2:37:38	12:03	0.67 mi	8:31	12:42	+0:35
25K	3:09:23	12:12	2.43 mi	31:45	13:03	+0:21
30K	3:50:45	12:23	3.11 mi	41:22	13:19	+0:16
35K	4:31:14	12:29	3.11 mi	40:29	13:02	-0:17
40K	5:11:21	12:32	3.10 mi	40:07	12:55	-0:07
Finish(26.22 mi)	5:26:16	12:28	1.37 mi	14:55	10:57	-1:58

Trend:

Faster pace

Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

10:57 /mi

Average Pace

12:27 /mi

Slowest Pace

13:19 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:05:40

39% of race

Time at Steady Pace

2:39:14

49% of race

Time at Slower Pace

41:22

13% of race

Average Pace: 12:27 /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	M18-39	Seg. Overall	Seg. Males	Seg. M18-39
5K	3.11 mi	51975	31396	31396	50155	30599	30599
10K	3.10 mi	51881+94	31316+80	31316+80	51826	31238	31238
15K	3.11 mi	51269+612	31079+237	31079+237	50155	30599	30599
20K	3.11 mi	50342+927	30663+416	30663+416	48287	29662	29662
Half(13.10 mi)	0.67 mi	50240+102	30607+56	30607+56	49007	29677	29677
25K	2.43 mi	49678+562	30348+259	30348+259	47711	29054	29054
30K	3.11 mi	48961+717	29946+402	29946+402	45970	27971	27971
35K	3.11 mi	47865+1096	29357+589	29357+589	40993	25080	25080
40K	3.10 mi	47152+713	28928+429	28928+429	41829	25194	25194
Finish(26.22 mi)	1.37 mi	46474+678	28591+337	28591+337	31016	19517	19517

19517

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