Natalie Jakubowski

Chicago

Bib: 72430 F

0:00

0:00

/ mi

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Overall

#0 / 54109

Gender (Female)

#0 / 24561

Division (F25-29)

#0 / 5362

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

13:35/mi

42:11

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

12:37/mi

1:21:22

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

11:23/mi

1:56:44

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

11:50/mi

2:33:31

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

15:16/mi

2:43:56

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

11:36/mi

3:12:04

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

12:05/mi

3:49:37

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

12:01/mi

4:26:56

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

11:39/mi

5:03:08

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

10:08/mi

5:16:57

↑ 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

2:43:5612:30 /mi+6.7%

2nd Half

2:33:0111:40 /mi✓ faster

Negative split — 6.7% 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	42:11	13:35	3.11 mi	42:11	13:35	-
10K	1:21:22	13:06	3.10 mi	39:11	12:37	-0:58
15K	1:56:44	12:31	3.11 mi	35:22	11:23	-1:14
20K	2:33:31	12:21	3.11 mi	36:47	11:50	+0:27
Half(13.11 mi)	2:43:56	12:30	0.68 mi	10:25	15:16	+3:26
25K	3:12:04	12:22	2.42 mi	28:08	11:36	-3:40
30K	3:49:37	12:19	3.11 mi	37:33	12:05	+0:29
35K	4:26:56	12:16	3.11 mi	37:19	12:01	-0:04
40K	5:03:08	12:12	3.10 mi	36:12	11:39	-0:22
Finish(26.22 mi)	5:16:57	12:06	1.37 mi	13:49	10:08	-1:31

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:08 /mi

Average Pace

12:06 /mi

Slowest Pace

15:16 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

13:49

4% of race

Time at Steady Pace

4:10:32

79% of race

Time at Slower Pace

52:36

17% of race

Average Pace: 12:05 /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	F25-29	Seg. Overall	Seg. Females	Seg. F25-29
5K	3.11 mi	53117	23828	5262	45852	18956	4312
10K	3.10 mi	51554+1563	22685+1143	5062+200	49211	21138	4742
15K	3.11 mi	50123+1431	21750+935	4877+185	45852	18956	4312
20K	3.11 mi	49047+1076	21057+693	4742+135	45728	19043	4380
Half(13.11 mi)	0.68 mi	49330-283	21251-194	4793-51	51739	22986	5083
25K	2.42 mi	48202+1128	20563+688	4648+145	41881	16987	3906
30K	3.11 mi	46974+1228	19875+688	4506+142	40778	16693	3850
35K	3.11 mi	45758+1216	19213+662	4376+130	37874	15528	3591
40K	3.10 mi	44186+1572	18430+783	4232+144	32323	13164	3097
Finish(26.22 mi)	1.37 mi	43585+601	18129+301	4170+62	27463	10744	2623

10744

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