Jeffrey Wong

Chicago

Bib: 33997 M

Masters

0:00

0:00

/ mi

Masters

Be the first to cheer!

Overall

#0 / 54109

Top 29%

Gender (Male)

#0 / 29548

Top 38%

Masters (Masters Men)

#0 / 14666

Top 34%

Division (M40-44)

#0 / 4329

Top 41%

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

8:15/mi

25:37

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

8:11/mi

51:03

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

8:28/mi

1:17:21

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

7:54/mi

1:41:54

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

8:02/mi

1:47:23

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

8:46/mi

2:08:39

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

8:38/mi

2:35:27

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

8:40/mi

3:02:22

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

8:33/mi

3:28:55

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

7:52/mi

3:39:39

↑ 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

1:47:238:11 /mi⚡ faster

2nd Half

1:52:168:34 /mi+4.5%

Positive split — 4.5% slower in the second half

AI Race Performance Report

Jeffrey'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	25:37	8:15	3.11 mi	25:37	8:15	-
10K	51:03	8:13	3.10 mi	25:26	8:11	-0:04
15K	1:17:21	8:18	3.11 mi	26:18	8:28	+0:17
20K	1:41:54	8:12	3.11 mi	24:33	7:54	-0:34
Half(13.11 mi)	1:47:23	8:11	0.68 mi	5:29	8:02	+0:08
25K	2:08:39	8:17	2.42 mi	21:16	8:46	+0:44
30K	2:35:27	8:20	3.11 mi	26:48	8:38	-0:08
35K	3:02:22	8:23	3.11 mi	26:55	8:40	+0:02
40K	3:28:55	8:24	3.10 mi	26:33	8:33	-0:07
Finish(26.22 mi)	3:39:39	8:23	1.37 mi	10:44	7:52	-0:41

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:52 /mi

Average Pace

8:23 /mi

Slowest Pace

8:46 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:51:28

78% of race

Time at Steady Pace

48:11

22% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:23 /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	M40-44	Seg. Overall	Seg. Males	Seg. M40-44
5K	3.11 mi	17389	12833	2001	21101	15154	2342
10K	3.10 mi	17048+341	12625+208	1985+16	16817	12486	1971
15K	3.11 mi	18197-1149	13360-735	2092-107	21101	15154	2342
20K	3.11 mi	17164+1033	12751+609	1997+95	13791	10659	1675
Half(13.11 mi)	0.68 mi	16967+197	12615+136	1976+21	13993	10763	1678
25K	2.42 mi	17552-585	12974-359	2031-55	21440	15182	2340
30K	3.11 mi	17449+103	12874+100	2019+12	17598	12752	1980
35K	3.11 mi	16972+477	12471+403	1957+62	15753	11316	1759
40K	3.10 mi	15943+1029	11696+775	1827+130	11958	8642	1367
Finish(26.22 mi)	1.37 mi	15470+473	11366+330	1774+53	9070	6801	1072

6801

Passing Analysis

No position changes recorded for this athlete.

More below

See the rest of Jeffrey'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