John Corwin

Mercer Island

Bib: 18069 M

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 54109

Top 5%

Gender (Male)

#0 / 29548

Top 8%

Masters (Masters Men)

#0 / 14666

Top 4%

Division (M40-44)

#0 / 4329

Top 7%

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

6:34/mi

20:24

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

6:39/mi

41:05

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

6:33/mi

1:01:27

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

6:37/mi

1:21:59

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

6:40/mi

1:26:32

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

6:36/mi

1:42:33

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

6:39/mi

2:03:13

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

6:42/mi

2:24:03

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

6:46/mi

2:45:04

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

6:37/mi

2:54:06

↑ 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

1:26:326:36 /mi⚡ faster

2nd Half

1:27:346:41 /mi+1.2%

Positive split — 1.2% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	20:24	6:34	3.11 mi	20:24	6:34	-
10K	41:05	6:37	3.10 mi	20:41	6:39	+0:05
15K	1:01:27	6:36	3.11 mi	20:22	6:33	-0:06
20K	1:21:59	6:36	3.11 mi	20:32	6:37	+0:04
Half(13.11 mi)	1:26:32	6:36	0.68 mi	4:33	6:40	+0:03
25K	1:42:33	6:36	2.42 mi	16:01	6:36	-0:04
30K	2:03:13	6:37	3.11 mi	20:40	6:39	+0:03
35K	2:24:03	6:37	3.11 mi	20:50	6:42	+0:03
40K	2:45:04	6:38	3.10 mi	21:01	6:46	+0:04
Finish(26.22 mi)	2:54:06	6:39	1.37 mi	9:02	6:37	-0:09

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

6:33 /mi

Average Pace

6:39 /mi

Slowest Pace

6:46 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:54:06

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:38 /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	M40-44	Seg. Overall	Seg. Males	Seg. M40-44
5K	3.11 mi	3148	2931	389	3382	3136	443
10K	3.10 mi	3305-157	3069-138	424-35	3534	3282	472
15K	3.11 mi	3339-34	3107-38	434-10	3382	3136	443
20K	3.11 mi	3281+58	3051+56	423+11	3168	2952	411
Half(13.11 mi)	0.68 mi	3266+15	3036+15	420+3	3167	2949	402
25K	2.42 mi	3200+66	2972+64	409+11	3044	2836	384
30K	3.11 mi	3066+134	2852+120	388+21	2752	2562	345
35K	3.11 mi	2917+149	2717+135	359+29	2508	2329	320
40K	3.10 mi	2679+238	2492+225	322+37	2088	1903	276
Finish(26.22 mi)	1.37 mi	2611+68	2428+64	317+5	2131	1910	257

1910

Passing Analysis

No position changes recorded for this athlete.

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All Results

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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