Michael O’Connor

Arlington Hts

Bib: 10908 M

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 54109

Top 40%

Gender (Male)

#0 / 29548

Top 50%

Masters (Masters Men)

#0 / 14666

Top 45%

Division (M55-59)

#0 / 1888

Top 39%

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

8:28/mi

26:19

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

8:52/mi

53:53

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

8:24/mi

1:19:58

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

8:41/mi

1:46:57

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

9:11/mi

1:53:13

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

8:52/mi

2:14:42

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

9:15/mi

2:43:27

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

9:33/mi

3:13:07

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

9:35/mi

3:42:53

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

9:28/mi

3:55:48

↑ 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

1:53:138:38 /mi⚡ faster

2nd Half

2:02:359:21 /mi+8.3%

Positive split — 8.3% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	26:19	8:28	3.11 mi	26:19	8:28	-
10K	53:53	8:40	3.10 mi	27:34	8:52	+0:24
15K	1:19:58	8:35	3.11 mi	26:05	8:24	-0:28
20K	1:46:57	8:36	3.11 mi	26:59	8:41	+0:17
Half(13.11 mi)	1:53:13	8:38	0.68 mi	6:16	9:11	+0:30
25K	2:14:42	8:40	2.42 mi	21:29	8:52	-0:19
30K	2:43:27	8:46	3.11 mi	28:45	9:15	+0:23
35K	3:13:07	8:53	3.11 mi	29:40	9:33	+0:18
40K	3:42:53	8:58	3.10 mi	29:46	9:35	+0:02
Finish(26.22 mi)	3:55:48	9:00	1.37 mi	12:55	9:28	-0:07

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:24 /mi

Average Pace

9:00 /mi

Slowest Pace

9:35 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:14:42

57% of race

Time at Steady Pace

1:41:06

43% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:00 /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	M55-59	Seg. Overall	Seg. Males	Seg. M55-59
5K	3.11 mi	19438	14087	678	20359	14721	716
10K	3.10 mi	21547-2109	15330-1243	768-90	23874	16682	846
15K	3.11 mi	21159+388	15127+203	752+16	20359	14721	716
20K	3.11 mi	21233-74	15182-55	750+2	21791	15543	764
Half(13.11 mi)	0.68 mi	21409-176	15271-89	755-5	25326	17403	878
25K	2.42 mi	21437-28	15272-1	756-1	22430	15736	774
30K	3.11 mi	21711-274	15366-94	764-8	23486	16034	806
35K	3.11 mi	21804-93	15279+87	763+1	23087	15381	784
40K	3.10 mi	21374+430	14840+439	738+25	19670	13006	647
Finish(26.22 mi)	1.37 mi	21371+3	14767+73	731+7	22163	14055	674

14055

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