Brian Nielsen

Chicago

Bib: 58780 M

0:00

0:00

/ mi

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Overall

#0 / 54109

Gender (Male)

#0 / 29548

Division (M20-24)

#0 / 1200

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

11:13/mi

34:50

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

11:38/mi

1:10:59

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

12:53/mi

1:51:01

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

12:31/mi

2:29:54

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

13:06/mi

2:38:50

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

13:12/mi

3:10:51

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

13:13/mi

3:51:54

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

13:43/mi

4:34:32

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

12:39/mi

5:13:50

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

11:19/mi

5:29:16

↑ 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

2:38:5012:07 /mi⚡ faster

2nd Half

2:50:2613:00 /mi+7.3%

Positive split — 7.3% slower in the second half

AI Race Performance Report

Brian's race, broken down like a coach

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	34:50	11:13	3.11 mi	34:50	11:13	-
10K	1:10:59	11:25	3.10 mi	36:09	11:38	+0:25
15K	1:51:01	11:55	3.11 mi	40:02	12:53	+1:15
20K	2:29:54	12:04	3.11 mi	38:53	12:31	-0:22
Half(13.11 mi)	2:38:50	12:07	0.68 mi	8:56	13:06	+0:35
25K	3:10:51	12:17	2.42 mi	32:01	13:12	+0:06
30K	3:51:54	12:26	3.11 mi	41:03	13:13	+0:01
35K	4:34:32	12:37	3.11 mi	42:38	13:43	+0:30
40K	5:13:50	12:38	3.10 mi	39:18	12:39	-1:04
Finish(26.22 mi)	5:29:16	12:34	1.37 mi	15:26	11:19	-1:20

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

11:13 /mi

Average Pace

12:34 /mi

Slowest Pace

13:43 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:26:25

26% of race

Time at Steady Pace

3:20:13

61% of race

Time at Slower Pace

42:38

13% of race

Average Pace: 12:33 /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	M20-24	Seg. Overall	Seg. Males	Seg. M20-24
5K	3.11 mi	45591	26769	1119	50838	28594	1184
10K	3.10 mi	45699-108	26831-62	1125-6	45768	26822	1125
15K	3.11 mi	48073-2374	27684-853	1158-33	50838	28594	1184
20K	3.11 mi	48127-54	27687-3	1159-1	48104	27570	1155
Half(13.11 mi)	0.68 mi	48085+42	27661+26	1158+1	47552	27225	1134
25K	2.42 mi	47956+129	27558+103	1153+5	47515	27071	1125
30K	3.11 mi	47451+505	27270+288	1145+8	45039	25833	1080
35K	3.11 mi	47139+312	27057+213	1133+12	44932	25467	1062
40K	3.10 mi	46095+1044	26544+513	1108+25	37574	21662	900
Finish(26.22 mi)	1.37 mi	45710+385	26340+204	1101+7	36206	20892	927

20892

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