Zhirong Qi

Louisville

Bib: 35142 M

Masters

0:00

0:00

/ mi

Masters

Be the first to cheer!

Overall

#0 / 54109

Gender (Male)

#0 / 29548

Masters (Masters Men)

#0 / 14666

Division (M70-74)

#0 / 161

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

10:37/mi

33:00

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

9:36/mi

1:02:50

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

9:13/mi

1:31:29

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

9:58/mi

2:02:28

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

10:54/mi

2:09:54

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

10:11/mi

2:34:36

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

10:25/mi

3:06:58

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

12:20/mi

3:45:18

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

10:20/mi

4:17:25

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

10:55/mi

4:32:19

↑ 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

2:09:549:55 /mi⚡ faster

2nd Half

2:22:2510:52 /mi+9.6%

Positive split — 9.6% slower in the second half

AI Race Performance Report

Zhirong'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	33:00	10:37	3.11 mi	33:00	10:37	-
10K	1:02:50	10:07	3.10 mi	29:50	9:36	-1:01
15K	1:31:29	9:49	3.11 mi	28:39	9:13	-0:23
20K	2:02:28	9:51	3.11 mi	30:59	9:58	+0:45
Half(13.11 mi)	2:09:54	9:55	0.68 mi	7:26	10:54	+0:56
25K	2:34:36	9:57	2.42 mi	24:42	10:11	-0:43
30K	3:06:58	10:02	3.11 mi	32:22	10:25	+0:14
35K	3:45:18	10:22	3.11 mi	38:20	12:20	+1:55
40K	4:17:25	10:21	3.10 mi	32:07	10:20	-2:00
Finish(26.22 mi)	4:32:19	10:24	1.37 mi	14:54	10:55	+0:35

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:13 /mi

Average Pace

10:24 /mi

Slowest Pace

12:20 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:29:28

33% of race

Time at Steady Pace

2:02:11

45% of race

Time at Slower Pace

1:00:40

22% of race

Average Pace: 10:23 /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	M70-74	Seg. Overall	Seg. Males	Seg. M70-74
5K	3.11 mi	40879	24999	77	30001	20057	25
10K	3.10 mi	35996+4883	22888+2111	54+23	31804	20849	37
15K	3.11 mi	34077+1919	22014+874	44+10	30001	20057	25
20K	3.11 mi	34015+62	21970+44	41+3	34292	22028	43
Half(13.11 mi)	0.68 mi	34245-230	22065-95	43-2	38141	23475	53
25K	2.42 mi	33979+266	21867+198	40+3	33489	21358	39
30K	3.11 mi	33361+618	21427+440	41-1	31684	20156	38
35K	3.11 mi	34514-1153	21776-349	41	39436	23037	55
40K	3.10 mi	32905+1609	20794+982	37+4	24525	15525	26
Finish(26.22 mi)	1.37 mi	32911-6	20727+67	37	33535	19585	39

19585

Passing Analysis

No position changes recorded for this athlete.

More below

See the rest of Zhirong'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