Shengxi Duan

Naperville

Bib: 45332 M

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 54109

Top 32%

Gender (Male)

#0 / 29548

Top 42%

Masters (Masters Men)

#0 / 14666

Top 37%

Division (M55-59)

#0 / 1888

Top 30%

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

8:41/mi

27:00

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

8:28/mi

53:19

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

8:21/mi

1:19:15

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

8:36/mi

1:45:59

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

8:43/mi

1:51:56

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

8:32/mi

2:12:38

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

8:34/mi

2:39:16

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

8:30/mi

3:05:42

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

8:39/mi

3:32:33

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

8:40/mi

3:44:22

↑ 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

1:51:568:32 /mi⚖️ balanced

2nd Half

1:52:268:35 /mi⚖️ balanced

Even split — consistent pacing between halves

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	27:00	8:41	3.11 mi	27:00	8:41	-
10K	53:19	8:35	3.10 mi	26:19	8:28	-0:13
15K	1:19:15	8:30	3.11 mi	25:56	8:21	-0:07
20K	1:45:59	8:32	3.11 mi	26:44	8:36	+0:15
Half(13.11 mi)	1:51:56	8:32	0.68 mi	5:57	8:43	+0:07
25K	2:12:38	8:32	2.42 mi	20:42	8:32	-0:11
30K	2:39:16	8:33	3.11 mi	26:38	8:34	+0:02
35K	3:05:42	8:32	3.11 mi	26:26	8:30	-0:04
40K	3:32:33	8:33	3.10 mi	26:51	8:39	+0:09
Finish(26.22 mi)	3:44:22	8:34	1.37 mi	11:49	8:40	+0:01

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:21 /mi

Average Pace

8:34 /mi

Slowest Pace

8:43 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:44:22

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:33 /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	M55-59	Seg. Overall	Seg. Males	Seg. M55-59
5K	3.11 mi	21802	15465	776	19861	14418	691
10K	3.10 mi	20610+1192	14766+699	731+45	19620	14182	685
15K	3.11 mi	20337+273	14633+133	716+15	19861	14418	691
20K	3.11 mi	20434-97	14715-82	723-7	20846	14959	724
Half(13.11 mi)	0.68 mi	20382+52	14669+46	721+2	20276	14567	693
25K	2.42 mi	20091+291	14464+205	708+13	19180	13869	660
30K	3.11 mi	19411+680	14013+451	672+36	17105	12451	566
35K	3.11 mi	18465+946	13348+665	633+39	14451	10548	452
40K	3.10 mi	17265+1200	12472+876	579+54	12654	9057	391
Finish(26.22 mi)	1.37 mi	17064+201	12298+174	565+14	15244	10384	459

10384

Passing Analysis

No position changes recorded for this athlete.

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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