Laurie Jacobs

Northbrook

Bib: 71696 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 (F45-49)

#0 / 2581

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

10:55/mi

33:56

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

10:57/mi

1:07:56

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

10:32/mi

1:40:39

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

10:55/mi

2:14:34

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

12:42/mi

2:23:14

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

12:06/mi

2:52:34

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

12:54/mi

3:32:38

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

14:04/mi

4:16:20

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

15:13/mi

5:03:38

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

13:19/mi

5:21:48

↑ 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

2:23:1410:56 /mi⚡ faster

2nd Half

2:58:3413:37 /mi+24.7%

Positive split — 24.7% 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	33:56	10:55	3.11 mi	33:56	10:55	-
10K	1:07:56	10:56	3.10 mi	34:00	10:57	+0:02
15K	1:40:39	10:48	3.11 mi	32:43	10:32	-0:25
20K	2:14:34	10:50	3.11 mi	33:55	10:55	+0:23
Half(13.11 mi)	2:23:14	10:56	0.68 mi	8:40	12:42	+1:47
25K	2:52:34	11:07	2.42 mi	29:20	12:06	-0:36
30K	3:32:38	11:24	3.11 mi	40:04	12:54	+0:48
35K	4:16:20	11:47	3.11 mi	43:42	14:04	+1:10
40K	5:03:38	12:13	3.10 mi	47:18	15:13	+1:09
Finish(26.22 mi)	5:21:48	12:17	1.37 mi	18:10	13:19	-1:54

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:32 /mi

Average Pace

12:17 /mi

Slowest Pace

15:13 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:14:34

42% of race

Time at Steady Pace

1:36:14

30% of race

Time at Slower Pace

1:31:00

28% of race

Average Pace: 12:16 /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	F45-49	Seg. Overall	Seg. Females	Seg. F45-49
5K	3.11 mi	43415	17453	1817	40811	15864	1640
10K	3.10 mi	42467+948	16867+586	1751+66	41804	16517	1714
15K	3.11 mi	41753+714	16443+424	1701+50	40811	15864	1640
20K	3.11 mi	41517+236	16329+114	1687+14	41060	16163	1652
Half(13.11 mi)	0.68 mi	41925-408	16598-269	1700-13	46465	19655	2002
25K	2.42 mi	42410-485	16965-367	1738-38	43896	18197	1868
30K	3.11 mi	42876-466	17403-438	1788-50	43957	18569	1909
35K	3.11 mi	43603-727	17966-563	1848-60	46065	20073	2057
40K	3.10 mi	44281-678	18484-518	1902-54	47957	21347	2198
Finish(26.22 mi)	1.37 mi	44419-138	18613-129	1917-15	46352	20562	2063

20562

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