Zach Spencer

Bib: 51815 M GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Top 18%

Gender (Male)

#0 / 33594

Top 25%

Division (M18-39)

#0 / 16712

Top 28%

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

7:33/mi

23:25

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

7:35/mi

46:58

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

7:37/mi

1:10:35

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

7:32/mi

1:33:58

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

7:39/mi

1:39:06

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

7:46/mi

1:58:00

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

8:12/mi

2:23:27

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

8:44/mi

2:50:33

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

9:49/mi

3:21:01

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

9:50/mi

3:34:25

↑ 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

1:39:067:34 /mi⚡ faster

2nd Half

1:55:198:48 /mi+16.4%

Positive split — 16.4% slower in the second half

AI Race Performance Report

Zach'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	23:25	7:33	3.11 mi	23:25	7:33	-
10K	46:58	7:34	3.10 mi	23:33	7:35	+0:02
15K	1:10:35	7:35	3.11 mi	23:37	7:37	+0:02
20K	1:33:58	7:34	3.11 mi	23:23	7:32	-0:05
Half(13.10 mi)	1:39:06	7:34	0.67 mi	5:08	7:39	+0:07
25K	1:58:00	7:36	2.43 mi	18:54	7:46	+0:07
30K	2:23:27	7:42	3.11 mi	25:27	8:12	+0:26
35K	2:50:33	7:51	3.11 mi	27:06	8:44	+0:32
40K	3:21:01	8:06	3.10 mi	30:28	9:49	+1:05
Finish(26.22 mi)	3:34:25	8:12	1.37 mi	13:24	9:50	+0:01

Trend:

Faster pace

Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

7:32 /mi

Average Pace

8:11 /mi

Slowest Pace

9:50 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:23:27

67% of race

Time at Slower Pace

1:10:58

33% of race

Average Pace: 8:11 /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	9322	7626	7626	7856	6622	6622
10K	3.10 mi	9095+227	7461+165	7461+165	8916	7351	7351
15K	3.11 mi	8580+515	7116+345	7116+345	7856	6622	6622
20K	3.11 mi	8566+14	7103+13	7103+13	8630	7147	7147
Half(13.10 mi)	0.67 mi	8533+33	7083+20	7083+20	8033	6737	6737
25K	2.43 mi	8602-69	7125-42	7125-42	9230	7479	7479
30K	3.11 mi	8827-225	7249-124	7249-124	10704	8370	8370
35K	3.11 mi	9225-398	7432-183	7432-183	12351	9114	9114
40K	3.10 mi	10577-1352	8204-772	8204-772	19513	13151	13151
Finish(26.22 mi)	1.37 mi	11056-479	8464-260	8464-260	21557	14293	14293

14293

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