Jack Frost jR

Embden

Bib: 63544 M

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 54109

Gender (Male)

#0 / 29548

Masters (Masters Men)

#0 / 14666

Division (M40-44)

#0 / 4329

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

10:54/mi

33:52

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

11:13/mi

1:08:44

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

12:10/mi

1:46:33

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

12:57/mi

2:26:48

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

14:10/mi

2:36:28

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

15:05/mi

3:13:03

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

15:18/mi

4:00:34

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

15:20/mi

4:48:13

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

17:14/mi

5:41:45

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

13:46/mi

6:00:32

↑ 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

2:36:2811:56 /mi⚡ faster

2nd Half

3:24:0415:34 /mi+30.4%

Positive split — 30.4% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	33:52	10:54	3.11 mi	33:52	10:54	-
10K	1:08:44	11:04	3.10 mi	34:52	11:13	+0:19
15K	1:46:33	11:26	3.11 mi	37:49	12:10	+0:57
20K	2:26:48	11:49	3.11 mi	40:15	12:57	+0:47
Half(13.11 mi)	2:36:28	11:56	0.68 mi	9:40	14:10	+1:13
25K	3:13:03	12:26	2.42 mi	36:35	15:05	+0:55
30K	4:00:34	12:54	3.11 mi	47:31	15:18	+0:13
35K	4:48:13	13:15	3.11 mi	47:39	15:20	+0:02
40K	5:41:45	13:45	3.10 mi	53:32	17:14	+1:54
Finish(26.22 mi)	6:00:32	13:46	1.37 mi	18:47	13:46	-3:28

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:54 /mi

Average Pace

13:46 /mi

Slowest Pace

17:14 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:26:48

41% of race

Time at Steady Pace

1:05:02

18% of race

Time at Slower Pace

2:28:42

41% of race

Average Pace: 13:45 /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	M40-44	Seg. Overall	Seg. Males	Seg. M40-44
5K	3.11 mi	43224	25895	3868	48899	27940	4121
10K	3.10 mi	43369-145	25945-50	3866+2	43604	26002	3881
15K	3.11 mi	45810-2441	26871-926	3975-109	48899	27940	4121
20K	3.11 mi	47054-1244	27284-413	4032-57	49241	27956	4125
Half(13.11 mi)	0.68 mi	47367-313	27394-110	4052-20	50108	28163	4153
25K	2.42 mi	48416-1049	27716-322	4089-37	51441	28606	4208
30K	3.11 mi	49020-604	27871-155	4112-23	50610	28137	4129
35K	3.11 mi	49215-195	27891-20	4115-3	49757	27646	4078
40K	3.10 mi	49899-684	28092-201	4142-27	52190	28668	4221
Finish(26.22 mi)	1.37 mi	49898+1	28072+20	4134+8	47833	26508	3920

26508

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