Eric Byun

Chicago

Bib: 33820 M

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 54109

Top 40%

Gender (Male)

#0 / 29548

Masters (Masters Men)

#0 / 14666

Top 46%

Division (M45-49)

#0 / 3637

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

9:00/mi

27:57

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

8:32/mi

54:28

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

8:33/mi

1:21:02

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

8:36/mi

1:47:46

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

8:43/mi

1:53:43

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

10:12/mi

2:18:26

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

8:53/mi

2:46:02

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

9:37/mi

3:15:54

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

9:18/mi

3:44:47

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

8:45/mi

3:56:43

↑ 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

1:53:438:40 /mi⚡ faster

2nd Half

2:03:009:23 /mi+8.2%

Positive split — 8.2% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	27:57	9:00	3.11 mi	27:57	9:00	-
10K	54:28	8:46	3.10 mi	26:31	8:32	-0:28
15K	1:21:02	8:42	3.11 mi	26:34	8:33	+0:01
20K	1:47:46	8:40	3.11 mi	26:44	8:36	+0:03
Half(13.11 mi)	1:53:43	8:40	0.68 mi	5:57	8:43	+0:07
25K	2:18:26	8:55	2.42 mi	24:43	10:12	+1:29
30K	2:46:02	8:54	3.11 mi	27:36	8:53	-1:19
35K	3:15:54	9:00	3.11 mi	29:52	9:37	+0:44
40K	3:44:47	9:03	3.10 mi	28:53	9:18	-0:19
Finish(26.22 mi)	3:56:43	9:02	1.37 mi	11:56	8:45	-0:33

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:32 /mi

Average Pace

9:02 /mi

Slowest Pace

10:12 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:02:08

77% of race

Time at Steady Pace

29:52

13% of race

Time at Slower Pace

24:43

10% of race

Average Pace: 9:02 /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	M45-49	Seg. Overall	Seg. Males	Seg. M45-49
5K	3.11 mi	25489	17522	2214	22059	15717	1956
10K	3.10 mi	22578+2911	15929+1593	2009+205	20282	14579	1818
15K	3.11 mi	22364+214	15818+111	1980+29	22059	15717	1956
20K	3.11 mi	21894+470	15562+256	1940+40	20864	14977	1840
Half(13.11 mi)	0.68 mi	21776+118	15484+78	1934+6	20353	14644	1806
25K	2.42 mi	24123-2347	16812-1328	2095-161	33524	21369	2632
30K	3.11 mi	23135+988	16171+641	2001+94	19956	14111	1743
35K	3.11 mi	23167-32	16038+133	1988+13	23517	15621	1938
40K	3.10 mi	22132+1035	15253+785	1898+90	17651	11881	1475
Finish(26.22 mi)	1.37 mi	21753+379	14988+265	1852+46	15990	10800	1331

10800

Passing Analysis

No position changes recorded for this athlete.

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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