Irving Birkner

Chicago

Bib: 32804 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 (M50-54)

#0 / 2876

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

8:56/mi

27:44

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

9:09/mi

56:11

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

9:03/mi

1:24:17

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

9:08/mi

1:52:41

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

9:26/mi

1:59:07

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

9:31/mi

2:22:11

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

9:40/mi

2:52:14

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

10:27/mi

3:24:41

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

12:07/mi

4:02:21

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

11:52/mi

4:18:32

↑ 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

1:59:079:05 /mi⚡ faster

2nd Half

2:19:2510:38 /mi+17.0%

Positive split — 17.0% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	27:44	8:56	3.11 mi	27:44	8:56	-
10K	56:11	9:03	3.10 mi	28:27	9:09	+0:13
15K	1:24:17	9:03	3.11 mi	28:06	9:03	-0:06
20K	1:52:41	9:04	3.11 mi	28:24	9:08	+0:05
Half(13.11 mi)	1:59:07	9:05	0.68 mi	6:26	9:26	+0:18
25K	2:22:11	9:09	2.42 mi	23:04	9:31	+0:05
30K	2:52:14	9:14	3.11 mi	30:03	9:40	+0:09
35K	3:24:41	9:25	3.11 mi	32:27	10:27	+0:47
40K	4:02:21	9:45	3.10 mi	37:40	12:07	+1:40
Finish(26.22 mi)	4:18:32	9:52	1.37 mi	16:11	11:52	-0:15

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:56 /mi

Average Pace

9:52 /mi

Slowest Pace

12:07 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

27:44

11% of race

Time at Steady Pace

2:24:30

56% of race

Time at Slower Pace

1:26:18

33% of race

Average Pace: 9:52 /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	M50-54	Seg. Overall	Seg. Males	Seg. M50-54
5K	3.11 mi	24596	17064	1541	28189	19137	1715
10K	3.10 mi	25857-1261	17754-690	1608-67	27345	18579	1671
15K	3.11 mi	26496-639	18149-395	1638-30	28189	19137	1715
20K	3.11 mi	26556-60	18205-56	1637+1	27088	18520	1640
Half(13.11 mi)	0.68 mi	26591-35	18214-9	1639-2	27737	18698	1675
25K	2.42 mi	27054-463	18436-222	1651-12	28552	19047	1720
30K	3.11 mi	26907+147	18238+198	1643+8	26637	17720	1595
35K	3.11 mi	27168-261	18215+23	1640+3	28953	18362	1678
40K	3.10 mi	28165-997	18514-299	1681-41	34934	20384	1911
Finish(26.22 mi)	1.37 mi	28771-606	18722-208	1699-18	39583	22503	2069

22503

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