Sonny Lui

Chicago

Bib: 57508 M

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 54109

Gender (Male)

#0 / 29548

Masters (Masters Men)

#0 / 14666

Division (M45-49)

#0 / 3637

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

10:45/mi

33:23

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

11:36/mi

1:09:24

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

12:07/mi

1:47:03

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

11:47/mi

2:23:38

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

11:46/mi

2:31:40

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

11:40/mi

2:59:57

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

12:35/mi

3:39:04

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

13:27/mi

4:20:52

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

12:51/mi

5:00:48

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

12:05/mi

5:17:17

↑ 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

2:31:4011:34 /mi⚡ faster

2nd Half

2:45:3712:38 /mi+9.2%

Positive split — 9.2% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	33:23	10:45	3.11 mi	33:23	10:45	-
10K	1:09:24	11:10	3.10 mi	36:01	11:36	+0:51
15K	1:47:03	11:29	3.11 mi	37:39	12:07	+0:31
20K	2:23:38	11:33	3.11 mi	36:35	11:47	-0:20
Half(13.11 mi)	2:31:40	11:34	0.68 mi	8:02	11:46	-0:01
25K	2:59:57	11:35	2.42 mi	28:17	11:40	-0:06
30K	3:39:04	11:45	3.11 mi	39:07	12:35	+0:55
35K	4:20:52	12:00	3.11 mi	41:48	13:27	+0:52
40K	5:00:48	12:06	3.10 mi	39:56	12:51	-0:36
Finish(26.22 mi)	5:17:17	12:07	1.37 mi	16:29	12:05	-0:46

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:45 /mi

Average Pace

12:07 /mi

Slowest Pace

13:27 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:37:41

31% of race

Time at Steady Pace

1:38:45

31% of race

Time at Slower Pace

2:00:51

38% of race

Average Pace: 12:06 /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	M45-49	Seg. Overall	Seg. Males	Seg. M45-49
5K	3.11 mi	41974	25417	3155	48715	27878	3455
10K	3.10 mi	44160-2186	26250-833	3244-89	45563	26746	3306
15K	3.11 mi	46100-1940	26990-740	3341-97	48715	27878	3455
20K	3.11 mi	45927+173	26880+110	3318+23	45451	26588	3283
Half(13.11 mi)	0.68 mi	45729+198	26792+88	3308+10	43012	25464	3143
25K	2.42 mi	45033+696	26473+319	3268+40	42126	24994	3084
30K	3.11 mi	44586+447	26190+283	3228+40	42791	24909	3077
35K	3.11 mi	44518+68	26035+155	3213+15	44011	25059	3102
40K	3.10 mi	43795+723	25584+451	3157+56	38520	22118	2745
Finish(26.22 mi)	1.37 mi	43645+150	25478+106	3140+17	40835	23134	2844

23134

Passing Analysis

No position changes recorded for this athlete.

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All Results

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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