Lani Jackson

Naperville

Bib: 31418 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

12:30/mi

38:49

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

14:17/mi

1:23:11

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

15:22/mi

2:10:54

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

18:29/mi

3:08:19

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

15:47/mi

3:19:05

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

16:45/mi

3:59:42

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

19:20/mi

4:59:46

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

19:48/mi

6:01:17

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

18:32/mi

6:58:53

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

18:10/mi

7:23:39

↑ 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

3:19:0515:11 /mi⚡ faster

2nd Half

4:04:3418:39 /mi+22.8%

Positive split — 22.8% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	38:49	12:30	3.11 mi	38:49	12:30	-
10K	1:23:11	13:23	3.10 mi	44:22	14:17	+1:47
15K	2:10:54	14:03	3.11 mi	47:43	15:22	+1:05
20K	3:08:19	15:09	3.11 mi	57:25	18:29	+3:07
Half(13.11 mi)	3:19:05	15:11	0.68 mi	10:46	15:47	-2:42
25K	3:59:42	15:26	2.42 mi	40:37	16:45	+0:58
30K	4:59:46	16:05	3.11 mi	1:00:04	19:20	+2:35
35K	6:01:17	16:37	3.11 mi	1:01:31	19:48	+0:28
40K	6:58:53	16:51	3.10 mi	57:36	18:32	-1:16
Finish(26.22 mi)	7:23:39	16:56	1.37 mi	24:46	18:10	-0:22

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

12:30 /mi

Average Pace

16:56 /mi

Slowest Pace

19:48 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:02:17

41% of race

Time at Steady Pace

2:19:47

32% of race

Time at Slower Pace

2:01:35

27% of race

Average Pace: 16:55 /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	51221	22499	997	53664	24226	1084
10K	3.10 mi	52123-902	23092-593	1028-31	52511	23348	1051
15K	3.11 mi	52983-860	23714-622	1057-29	53664	24226	1084
20K	3.11 mi	53591-608	24164-450	1087-30	53942	24437	1107
Half(13.11 mi)	0.68 mi	53568+23	24146+18	1084+3	52320	23369	1040
25K	2.42 mi	53575-7	24156-10	1084	53197	23966	1075
30K	3.11 mi	53699-124	24258-102	1092-8	53843	24401	1111
35K	3.11 mi	53777-78	24313-55	1096-4	53899	24443	1109
40K	3.10 mi	53774+3	24314-1	1095+1	53279	24127	1091
Finish(26.22 mi)	1.37 mi	53765+9	24313+1	1096-1	53462	24190	1091

24190

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