David Osullivan

Shannon

Bib: 70111 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 (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

11:34/mi

35:57

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

13:23/mi

1:17:33

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

13:15/mi

1:58:44

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

14:23/mi

2:43:26

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

14:17/mi

2:53:11

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

15:07/mi

3:29:50

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

14:30/mi

4:14:54

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

14:44/mi

5:00:39

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

14:20/mi

5:45:12

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

14:09/mi

6:04:30

↑ 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

2:53:1113:13 /mi⚡ faster

2nd Half

3:11:1914:36 /mi+10.5%

Positive split — 10.5% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	35:57	11:34	3.11 mi	35:57	11:34	-
10K	1:17:33	12:29	3.10 mi	41:36	13:23	+1:49
15K	1:58:44	12:44	3.11 mi	41:11	13:15	-0:08
20K	2:43:26	13:09	3.11 mi	44:42	14:23	+1:08
Half(13.11 mi)	2:53:11	13:13	0.68 mi	9:45	14:17	-0:06
25K	3:29:50	13:30	2.42 mi	36:39	15:07	+0:50
30K	4:14:54	13:40	3.11 mi	45:04	14:30	-0:37
35K	5:00:39	13:49	3.11 mi	45:45	14:44	+0:14
40K	5:45:12	13:53	3.10 mi	44:33	14:20	-0:24
Finish(26.22 mi)	6:04:30	13:55	1.37 mi	19:18	14:09	-0:11

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

11:34 /mi

Average Pace

13:55 /mi

Slowest Pace

15:07 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:58:44

33% of race

Time at Steady Pace

3:29:07

57% of race

Time at Slower Pace

36:39

10% of race

Average Pace: 13:54 /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	47774	27548	3414	51579	28813	3552
10K	3.10 mi	50023-2249	28357-809	3517-103	51134	28739	3554
15K	3.11 mi	50705-682	28572-215	3535-18	51579	28813	3552
20K	3.11 mi	51224-519	28714-142	3549-14	51985	28918	3569
Half(13.11 mi)	0.68 mi	51195+29	28702+12	3547+2	50302	28235	3492
25K	2.42 mi	51326-131	28734-32	3548-1	51481	28624	3524
30K	3.11 mi	51036+290	28600+134	3534+14	48814	27429	3389
35K	3.11 mi	50789+247	28472+128	3513+21	48093	26898	3321
40K	3.10 mi	50292+497	28251+221	3492+21	44864	25147	3129
Finish(26.22 mi)	1.37 mi	50293-1	28232+19	3490+2	48914	27032	3351

27032

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