Rich O'Brien

Evanston

Bib: 65980 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 (M65-69)

#0 / 507

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

12:13/mi

37:58

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

12:26/mi

1:16:37

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

12:13/mi

1:54:34

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

12:16/mi

2:32:41

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

12:11/mi

2:41:00

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

11:56/mi

3:09:55

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

12:09/mi

3:47:41

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

11:52/mi

4:24:32

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

11:39/mi

5:00:45

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

11:01/mi

5:15:47

↑ 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

2:41:0012:17 /mi+3.9%

2nd Half

2:34:4711:48 /mi✓ faster

Negative split — 3.9% faster in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	37:58	12:13	3.11 mi	37:58	12:13	-
10K	1:16:37	12:20	3.10 mi	38:39	12:26	+0:13
15K	1:54:34	12:18	3.11 mi	37:57	12:13	-0:13
20K	2:32:41	12:17	3.11 mi	38:07	12:16	+0:03
Half(13.11 mi)	2:41:00	12:17	0.68 mi	8:19	12:11	-0:05
25K	3:09:55	12:14	2.42 mi	28:55	11:56	-0:15
30K	3:47:41	12:13	3.11 mi	37:46	12:09	+0:13
35K	4:24:32	12:10	3.11 mi	36:51	11:52	-0:17
40K	5:00:45	12:06	3.10 mi	36:13	11:39	-0:13
Finish(26.22 mi)	5:15:47	12:03	1.37 mi	15:02	11:01	-0:38

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

11:01 /mi

Average Pace

12:03 /mi

Slowest Pace

12:26 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:57:01

37% of race

Time at Steady Pace

3:18:46

63% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 12:03 /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	M65-69	Seg. Overall	Seg. Males	Seg. M65-69
5K	3.11 mi	50354	28443	446	49036	27987	421
10K	3.10 mi	49541+813	28173+270	431+15	48673	27883	417
15K	3.11 mi	49401+140	28133+40	423+8	49036	27987	421
20K	3.11 mi	48857+544	27924+209	414+9	47272	27255	400
Half(13.11 mi)	0.68 mi	48622+235	27844+80	412+2	44674	26095	355
25K	2.42 mi	47752+870	27484+360	401+11	43222	25451	339
30K	3.11 mi	46596+1156	26963+521	387+14	41053	24200	312
35K	3.11 mi	45305+1291	26368+595	363+24	37086	22001	260
40K	3.10 mi	43786+1519	25581+787	343+20	32343	19179	210
Finish(26.22 mi)	1.37 mi	43372+414	25360+221	331+12	34214	19929	203

19929

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