Justin Rockow

Chicago

Bib: 64741 M

0:00

0:00

/ mi

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Overall

#0 / 54109

Gender (Male)

#0 / 29548

Division (M25-29)

#0 / 4122

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

10:52/mi

33:47

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

10:56/mi

1:07:46

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

11:47/mi

1:44:24

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

11:22/mi

2:19:43

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

14:13/mi

2:29:25

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

14:24/mi

3:04:20

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

15:08/mi

3:51:20

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

15:42/mi

4:40:08

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

17:32/mi

5:34:37

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

15:53/mi

5:56:17

↑ 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

2:29:2511:24 /mi⚡ faster

2nd Half

3:26:5215:47 /mi+38.4%

Positive split — 38.4% slower 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	33:47	10:52	3.11 mi	33:47	10:52	-
10K	1:07:46	10:54	3.10 mi	33:59	10:56	+0:04
15K	1:44:24	11:12	3.11 mi	36:38	11:47	+0:51
20K	2:19:43	11:15	3.11 mi	35:19	11:22	-0:25
Half(13.11 mi)	2:29:25	11:24	0.68 mi	9:42	14:13	+2:51
25K	3:04:20	11:52	2.42 mi	34:55	14:24	+0:11
30K	3:51:20	12:25	3.11 mi	47:00	15:08	+0:44
35K	4:40:08	12:53	3.11 mi	48:48	15:42	+0:34
40K	5:34:37	13:28	3.10 mi	54:29	17:32	+1:50
Finish(26.22 mi)	5:56:17	13:36	1.37 mi	21:40	15:53	-1:39

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:52 /mi

Average Pace

13:36 /mi

Slowest Pace

17:32 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:19:43

39% of race

Time at Steady Pace

1:31:37

26% of race

Time at Slower Pace

2:04:57

35% of race

Average Pace: 13:35 /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	M25-29	Seg. Overall	Seg. Males	Seg. M25-29
5K	3.11 mi	43020	25825	3744	47604	27506	3945
10K	3.10 mi	42215+805	25505+320	3718+26	41751	25275	3697
15K	3.11 mi	44500-2285	26385-880	3823-105	47604	27506	3945
20K	3.11 mi	44183+317	26227+158	3807+16	43663	25944	3788
Half(13.11 mi)	0.68 mi	44872-689	26472-245	3839-32	50180	28181	3987
25K	2.42 mi	46290-1418	26932-460	3887-48	50298	28173	3984
30K	3.11 mi	47319-1029	27220-288	3908-21	50274	28009	3976
35K	3.11 mi	48052-733	27411-191	3927-19	50636	28056	3994
40K	3.10 mi	49078-1026	27764-353	3958-31	52527	28830	4050
Finish(26.22 mi)	1.37 mi	49396-318	27874-110	3981-23	52067	28589	4044

28589

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