Zhen Zhang

Aurora

Bib: 1869 M

Masters

0:00

0:00

/ mi

Masters

Be the first to cheer!

Overall

#0 / 54109

Top 14%

Gender (Male)

#0 / 29548

Top 21%

Masters (Masters Men)

#0 / 14666

Top 16%

Division (M40-44)

#0 / 4329

Top 23%

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

7:22/mi

22:53

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

7:27/mi

46:02

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

7:27/mi

1:09:10

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

7:26/mi

1:32:16

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

7:20/mi

1:37:16

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

7:24/mi

1:55:12

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

7:24/mi

2:18:10

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

7:27/mi

2:41:18

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

7:26/mi

3:04:25

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

7:32/mi

3:14:42

↑ 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

1:37:167:25 /mi⚖️ balanced

2nd Half

1:37:267:26 /mi⚖️ balanced

Even split — consistent pacing between halves

AI Race Performance Report

Zhen'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	22:53	7:22	3.11 mi	22:53	7:22	-
10K	46:02	7:25	3.10 mi	23:09	7:27	+0:05
15K	1:09:10	7:25	3.11 mi	23:08	7:27	0:00
20K	1:32:16	7:25	3.11 mi	23:06	7:26	-0:01
Half(13.11 mi)	1:37:16	7:25	0.68 mi	5:00	7:20	-0:06
25K	1:55:12	7:25	2.42 mi	17:56	7:24	+0:04
30K	2:18:10	7:25	3.11 mi	22:58	7:24	0:00
35K	2:41:18	7:25	3.11 mi	23:08	7:27	+0:03
40K	3:04:25	7:25	3.10 mi	23:07	7:26	-0:01
Finish(26.22 mi)	3:14:42	7:26	1.37 mi	10:17	7:32	+0:06

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:20 /mi

Average Pace

7:26 /mi

Slowest Pace

7:32 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:14:42

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:26 /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	9002	7491	1245	10395	8456	1382
10K	3.10 mi	9276-274	7683-192	1265-20	9601	7858	1294
15K	3.11 mi	9615-339	7906-223	1298-33	10395	8456	1382
20K	3.11 mi	9484+131	7819+87	1281+17	9143	7594	1258
Half(13.11 mi)	0.68 mi	9345+139	7729+90	1268+13	7630	6521	1082
25K	2.42 mi	9163+182	7593+136	1252+16	8542	7122	1178
30K	3.11 mi	8707+456	7257+336	1204+48	7178	6044	1009
35K	3.11 mi	8157+550	6821+436	1144+60	6347	5340	888
40K	3.10 mi	7457+700	6231+590	1043+101	5039	4222	677
Finish(26.22 mi)	1.37 mi	7336+121	6107+124	1016+27	6748	5263	821

5263

Passing Analysis

No position changes recorded for this athlete.

More below

See the rest of Zhen'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