Zachary Silverstein

Saint Louis

Bib: 47258 M

0:00

0:00

/ mi

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Overall

#0 / 54109

Gender (Male)

#0 / 29548

Division (M35-39)

#0 / 4653

Race Day Weather

54°/44°F

few clouds

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

600 ft elev

5K· 3.11 mi

11:33/mi

35:53

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

12:35/mi

1:14:59

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

11:09/mi

1:49:36

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

10:54/mi

2:23:29

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

10:48/mi

2:30:51

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

10:59/mi

2:57:30

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

11:03/mi

3:31:51

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

10:57/mi

4:05:51

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

11:57/mi

4:43:00

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

11:30/mi

4:58:41

↑ 23 ft↓ 20 ft

606 ft elev

Course Elevation

227ft

Total climb

32ft

Range

589 to 621 ft

221ft

Total descent

About the height of a three-story building

The Course

Half Splits

1st Half· via Half

2:30:5111:30 /mi+2.0%

2nd Half

2:27:5011:17 /mi✓ faster

Negative split — 2.0% faster in the second half

AI Race Performance Report

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	35:53	11:33	3.11 mi	35:53	11:33	-
10K	1:14:59	12:04	3.10 mi	39:06	12:35	+1:02
15K	1:49:36	11:46	3.11 mi	34:37	11:09	-1:26
20K	2:23:29	11:33	3.11 mi	33:53	10:54	-0:15
Half(13.11 mi)	2:30:51	11:30	0.68 mi	7:22	10:48	-0:06
25K	2:57:30	11:26	2.42 mi	26:39	10:59	+0:11
30K	3:31:51	11:22	3.11 mi	34:21	11:03	+0:04
35K	4:05:51	11:18	3.11 mi	34:00	10:57	-0:06
40K	4:43:00	11:23	3.10 mi	37:09	11:57	+1:00
Finish(26.22 mi)	4:58:41	11:24	1.37 mi	15:41	11:30	-0:27

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:48 /mi

Average Pace

11:24 /mi

Slowest Pace

12:35 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:42:26

74% of race

Time at Steady Pace

1:16:15

26% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 11:23 /mi

Loading chart...

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	M35-39	Seg. Overall	Seg. Males	Seg. M35-39
5K	3.11 mi	47628	27485	4391	44631	26411	4255
10K	3.10 mi	48630-1002	27867-382	4448-57	49137	28048	4480
15K	3.11 mi	47410+1220	27449+418	4410+38	44631	26411	4255
20K	3.11 mi	45856+1554	26856+593	4322+88	40957	24853	4050
Half(13.11 mi)	0.68 mi	45434+422	26690+166	4296+26	37580	23277	3837
25K	2.42 mi	44247+1187	26151+539	4230+66	38728	23601	3871
30K	3.11 mi	42622+1625	25373+778	4126+104	35514	21805	3612
35K	3.11 mi	41021+1601	24592+781	4013+113	32001	19664	3303
40K	3.10 mi	40116+905	24032+560	3933+80	34029	19969	3345
Finish(26.22 mi)	1.37 mi	40066+50	23944+88	3923+10	37428	21461	3563

21461

Passing Analysis

No position changes recorded for this athlete.

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All Results

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Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Chicago Event Management

Race timed by

Mika Timing