Robert Klosak

CHICAGO

Bib: 56832 M

0:00

0:00

/ mi

Be the first to cheer!

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

9:52/mi

30:39

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

11:29/mi

1:06:20

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

11:25/mi

1:41:48

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

12:30/mi

2:20:39

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

10:39/mi

2:27:55

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

15:29/mi

3:05:28

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

12:49/mi

3:45:18

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

14:40/mi

4:30:52

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

17:49/mi

5:26:12

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

12:41/mi

5:43:30

↑ 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

2:27:5511:17 /mi⚡ faster

2nd Half

3:15:3514:55 /mi+32.2%

Positive split — 32.2% slower in the second half

AI Race Performance Report

Robert's race, broken down like a coach

The full Race Story, performance analysis, segment & passing breakdowns, and where the race turned. Free to unlock — for anyone.

Free account · no payment

Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	30:39	9:52	3.11 mi	30:39	9:52	-
10K	1:06:20	10:41	3.10 mi	35:41	11:29	+1:37
15K	1:41:48	10:55	3.11 mi	35:28	11:25	-0:04
20K	2:20:39	11:19	3.11 mi	38:51	12:30	+1:05
Half(13.11 mi)	2:27:55	11:17	0.68 mi	7:16	10:39	-1:51
25K	3:05:28	11:56	2.42 mi	37:33	15:29	+4:50
30K	3:45:18	12:05	3.11 mi	39:50	12:49	-2:40
35K	4:30:52	12:27	3.11 mi	45:34	14:40	+1:51
40K	5:26:12	13:07	3.10 mi	55:20	17:49	+3:09
Finish(26.22 mi)	5:43:30	13:07	1.37 mi	17:18	12:41	-5:08

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:52 /mi

Average Pace

13:07 /mi

Slowest Pace

17:49 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:49:04

32% of race

Time at Steady Pace

1:35:59

28% of race

Time at Slower Pace

2:18:27

40% of race

Average Pace: 13:06 /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	34344	22122	3652	46001	26950	4336
10K	3.10 mi	40553-6209	24851-2729	4013-361	45055	26576	4268
15K	3.11 mi	42658-2105	25668-817	4144-131	46001	26950	4336
20K	3.11 mi	44635-1977	26392-724	4247-103	48066	27558	4405
Half(13.11 mi)	0.68 mi	44166+469	26197+195	4228+19	36687	22915	3791
25K	2.42 mi	46630-2464	27063-866	4354-126	52013	28819	4566
30K	3.11 mi	46052+578	26762+301	4313+41	43660	25267	4108
35K	3.11 mi	46487-435	26812-50	4319-6	47885	26796	4306
40K	3.10 mi	47986-1499	27306-494	4377-58	52784	28943	4563
Finish(26.22 mi)	1.37 mi	47843+143	27217+89	4367+10	43776	24554	3998

24554

Passing Analysis

No position changes recorded for this athlete.

More below

See the rest of Robert's race

Checkpoint splits, rankings, passing analysis and qualifying. One free sign-in reveals them here — and on every race you look up.

All Results

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Chicago Event Management

Race timed by

Mika Timing