John Grosboll

Chicago

Bib: 43815 M

0:00

0:00

/ mi

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Overall

#0 / 54109

Gender (Male)

#0 / 29548

Division (M25-29)

#0 / 4122

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

9:55/mi

30:50

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

11:28/mi

1:06:29

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

9:31/mi

1:36:04

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

10:18/mi

2:08:05

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

10:21/mi

2:15:09

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

11:16/mi

2:42:28

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

13:26/mi

3:24:11

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

13:53/mi

4:07:20

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

14:56/mi

4:53:43

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

11:10/mi

5:08:57

↑ 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

2:15:0910:19 /mi⚡ faster

2nd Half

2:53:4813:15 /mi+28.6%

Positive split — 28.6% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	30:50	9:55	3.11 mi	30:50	9:55	-
10K	1:06:29	10:42	3.10 mi	35:39	11:28	+1:33
15K	1:36:04	10:18	3.11 mi	29:35	9:31	-1:57
20K	2:08:05	10:18	3.11 mi	32:01	10:18	+0:47
Half(13.11 mi)	2:15:09	10:19	0.68 mi	7:04	10:21	+0:03
25K	2:42:28	10:28	2.42 mi	27:19	11:16	+0:55
30K	3:24:11	10:57	3.11 mi	41:43	13:26	+2:10
35K	4:07:20	11:22	3.11 mi	43:09	13:53	+0:27
40K	4:53:43	11:49	3.10 mi	46:23	14:56	+1:03
Finish(26.22 mi)	5:08:57	11:48	1.37 mi	15:14	11:10	-3:46

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:31 /mi

Average Pace

11:48 /mi

Slowest Pace

14:56 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:39:30

32% of race

Time at Steady Pace

1:18:12

25% of race

Time at Slower Pace

2:11:15

42% of race

Average Pace: 11:47 /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	M25-29	Seg. Overall	Seg. Males	Seg. M25-29
5K	3.11 mi	34869	22386	3274	32666	21369	3211
10K	3.10 mi	40719-5850	24920-2534	3641-367	44982	26538	3839
15K	3.11 mi	37979+2740	23802+1118	3498+143	32666	21369	3211
20K	3.11 mi	37639+340	23610+192	3477+21	36884	23199	3440
Half(13.11 mi)	0.68 mi	37439+200	23511+99	3463+14	34728	22071	3285
25K	2.42 mi	37898-459	23636-125	3486-23	40176	24208	3563
30K	3.11 mi	40082-2184	24365-729	3590-104	45763	26145	3776
35K	3.11 mi	41435-1353	24760-395	3636-46	45459	25720	3719
40K	3.10 mi	42405-970	24975-215	3657-21	47052	26176	3751
Finish(26.22 mi)	1.37 mi	42113+292	24807+168	3645+12	35245	20425	3094

20425

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