Laura Kozak

Oak Brook

Bib: 61152 F

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 54109

Gender (Female)

#0 / 24561

Masters (Masters Women)

#0 / 9409

Division (F55-59)

#0 / 1120

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

12:25/mi

38:35

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

12:33/mi

1:17:34

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

11:48/mi

1:54:15

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

12:05/mi

2:31:47

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

11:52/mi

2:39:53

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

11:48/mi

3:08:30

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

12:59/mi

3:48:49

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

15:10/mi

4:35:57

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

16:09/mi

5:26:09

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

16:21/mi

5:48:27

↑ 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

2:39:5312:12 /mi⚡ faster

2nd Half

3:08:3414:23 /mi+17.9%

Positive split — 17.9% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	38:35	12:25	3.11 mi	38:35	12:25	-
10K	1:17:34	12:29	3.10 mi	38:59	12:33	+0:08
15K	1:54:15	12:15	3.11 mi	36:41	11:48	-0:45
20K	2:31:47	12:13	3.11 mi	37:32	12:05	+0:17
Half(13.11 mi)	2:39:53	12:12	0.68 mi	8:06	11:52	-0:13
25K	3:08:30	12:08	2.42 mi	28:37	11:48	-0:04
30K	3:48:49	12:16	3.11 mi	40:19	12:59	+1:11
35K	4:35:57	12:41	3.11 mi	47:08	15:10	+2:11
40K	5:26:09	13:07	3.10 mi	50:12	16:09	+0:59
Finish(26.22 mi)	5:48:27	13:18	1.37 mi	22:18	16:21	+0:12

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

11:48 /mi

Average Pace

13:18 /mi

Slowest Pace

16:21 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:48:49

66% of race

Time at Slower Pace

1:59:38

34% of race

Average Pace: 13:17 /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	Females	F55-59	Seg. Overall	Seg. Females	Seg. F55-59
5K	3.11 mi	51010	22359	987	47693	20161	853
10K	3.10 mi	50033+977	21671+688	958+29	49032	21023	915
15K	3.11 mi	49293+740	21197+474	921+37	47693	20161	853
20K	3.11 mi	48628+665	20780+417	901+20	46645	19626	830
Half(13.11 mi)	0.68 mi	48370+258	20620+160	893+8	43517	17872	720
25K	2.42 mi	47430+940	20069+551	868+25	42733	17495	709
30K	3.11 mi	46836+594	19783+286	848+20	44221	18739	787
35K	3.11 mi	47388-552	20242-459	870-22	49341	21882	966
40K	3.10 mi	47980-592	20678-436	895-25	50364	22609	1012
Finish(26.22 mi)	1.37 mi	48443-463	20987-309	906-11	52526	23718	1062

23718

Passing Analysis

No position changes recorded for this athlete.

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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