Jarrod Zwirko

Stratford

Bib: 15146 M

Masters

0:00

0:00

/ mi

Masters

Be the first to cheer!

Overall

#0 / 54109

Top 9%

Gender (Male)

#0 / 29548

Top 15%

Masters (Masters Men)

#0 / 14666

Top 10%

Division (M40-44)

#0 / 4329

Top 17%

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

7:30/mi

23:17

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

7:06/mi

45:20

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

7:01/mi

1:07:07

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

7:02/mi

1:28:58

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

6:59/mi

1:33:44

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

6:57/mi

1:50:35

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

7:16/mi

2:13:09

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

6:57/mi

2:34:45

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

6:56/mi

2:56:19

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

6:42/mi

3:05:27

↑ 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

1:33:447:09 /mi+2.2%

2nd Half

1:31:437:00 /mi✓ faster

Negative split — 2.2% faster in the second half

AI Race Performance Report

Jarrod's race, broken down like a coach

The full Race Story, performance analysis, segment & passing breakdowns, and where the race turned. Free to unlock — for anyone.

Free account · no payment

Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	23:17	7:30	3.11 mi	23:17	7:30	-
10K	45:20	7:18	3.10 mi	22:03	7:06	-0:24
15K	1:07:07	7:12	3.11 mi	21:47	7:01	-0:05
20K	1:28:58	7:10	3.11 mi	21:51	7:02	+0:01
Half(13.11 mi)	1:33:44	7:09	0.68 mi	4:46	6:59	-0:03
25K	1:50:35	7:07	2.42 mi	16:51	6:57	-0:02
30K	2:13:09	7:09	3.11 mi	22:34	7:16	+0:19
35K	2:34:45	7:07	3.11 mi	21:36	6:57	-0:19
40K	2:56:19	7:06	3.10 mi	21:34	6:56	-0:01
Finish(26.22 mi)	3:05:27	7:05	1.37 mi	9:08	6:42	-0:14

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

6:42 /mi

Average Pace

7:05 /mi

Slowest Pace

7:30 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:42:10

87% of race

Time at Steady Pace

23:17

13% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:04 /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	10124	8225	1340	6868	5996	1018
10K	3.10 mi	8339+1785	7039+1186	1178+162	6883	5982	1021
15K	3.11 mi	7757+582	6641+398	1130+48	6868	5996	1018
20K	3.11 mi	7334+423	6324+317	1074+56	6290	5550	942
Half(13.11 mi)	0.68 mi	7214+120	6235+89	1063+11	5412	4845	807
25K	2.42 mi	6882+332	5992+243	1029+34	5487	4886	828
30K	3.11 mi	6713+169	5841+151	999+30	6300	5440	920
35K	3.11 mi	6052+661	5301+540	901+98	3774	3398	538
40K	3.10 mi	5351+701	4717+584	795+106	2880	2575	396
Finish(26.22 mi)	1.37 mi	5108+243	4506+211	756+39	2431	2171	308

2171

Passing Analysis

No position changes recorded for this athlete.

More below

See the rest of Jarrod's race

Checkpoint splits, rankings, passing analysis and qualifying. One free sign-in reveals them here — and on every race you look up.

All Results

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Chicago Event Management

Race timed by

Mika Timing