Jack Saperstone

Bib: 10747 M US

0:00

0:00

/ mi

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Overall

#0 / 59786

Top 23%

Gender (Male)

#0 / 33594

Top 31%

Division (M18-39)

#0 / 16712

Top 34%

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

8:20/mi

25:52

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:28/mi

52:10

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

8:33/mi

1:18:43

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

8:23/mi

1:44:43

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

8:48/mi

1:50:37

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

8:31/mi

2:11:21

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

8:27/mi

2:37:35

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

8:49/mi

3:04:56

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

8:36/mi

3:31:39

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

8:37/mi

3:43:23

↑ 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

1:50:378:27 /mi⚡ faster

2nd Half

1:52:468:36 /mi+1.9%

Positive split — 1.9% slower in the second half

AI Race Performance Report

Jack'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	25:52	8:20	3.11 mi	25:52	8:20	-
10K	52:10	8:24	3.10 mi	26:18	8:28	+0:08
15K	1:18:43	8:27	3.11 mi	26:33	8:33	+0:05
20K	1:44:43	8:26	3.11 mi	26:00	8:23	-0:10
Half(13.10 mi)	1:50:37	8:27	0.67 mi	5:54	8:48	+0:25
25K	2:11:21	8:28	2.43 mi	20:44	8:31	-0:17
30K	2:37:35	8:28	3.11 mi	26:14	8:27	-0:04
35K	3:04:56	8:31	3.11 mi	27:21	8:49	+0:22
40K	3:31:39	8:31	3.10 mi	26:43	8:36	-0:13
Finish(26.22 mi)	3:43:23	8:32	1.37 mi	11:44	8:37	+0:01

Trend:

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:20 /mi

Average Pace

8:32 /mi

Slowest Pace

8:49 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:10:08

85% of race

Time at Steady Pace

33:15

15% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:31 /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	17801	13332	13332	16693	12599	12599
10K	3.10 mi	17850-49	13341-9	13341-9	17970	13424	13424
15K	3.11 mi	17403+447	13055+286	13055+286	16693	12599	12599
20K	3.11 mi	17134+269	12856+199	12856+199	16607	12499	12499
Half(13.10 mi)	0.67 mi	17185-51	12881-25	12881-25	18322	13596	13596
25K	2.43 mi	16875+310	12645+236	12645+236	15836	11885	11885
30K	3.11 mi	15909+966	11941+704	11941+704	12700	9678	9678
35K	3.11 mi	15137+772	11321+620	11321+620	12951	9495	9495
40K	3.10 mi	14201+936	10555+766	10555+766	10679	7776	7776
Finish(26.22 mi)	1.37 mi	13908+293	10309+246	10309+246	11723	8337	8337

8337

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