Bruce Lai

Hong Kong

Bib: 53498 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 (M50-54)

#0 / 2876

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

8:55/mi

27:41

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

8:59/mi

55:35

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

8:56/mi

1:23:20

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

9:20/mi

1:52:20

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

9:30/mi

1:58:49

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

9:21/mi

2:21:30

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

9:54/mi

2:52:17

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

11:10/mi

3:26:58

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

12:38/mi

4:06:13

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

11:42/mi

4:22:10

↑ 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

1:58:499:04 /mi⚡ faster

2nd Half

2:23:2110:56 /mi+20.6%

Positive split — 20.6% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	27:41	8:55	3.11 mi	27:41	8:55	-
10K	55:35	8:57	3.10 mi	27:54	8:59	+0:04
15K	1:23:20	8:56	3.11 mi	27:45	8:56	-0:03
20K	1:52:20	9:02	3.11 mi	29:00	9:20	+0:24
Half(13.11 mi)	1:58:49	9:04	0.68 mi	6:29	9:30	+0:10
25K	2:21:30	9:07	2.42 mi	22:41	9:21	-0:09
30K	2:52:17	9:15	3.11 mi	30:47	9:54	+0:33
35K	3:26:58	9:31	3.11 mi	34:41	11:10	+1:16
40K	4:06:13	9:54	3.10 mi	39:15	12:38	+1:28
Finish(26.22 mi)	4:22:10	10:00	1.37 mi	15:57	11:42	-0:56

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:55 /mi

Average Pace

10:00 /mi

Slowest Pace

12:38 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:52:17

66% of race

Time at Slower Pace

1:29:53

34% of race

Average Pace: 10:00 /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	M50-54	Seg. Overall	Seg. Males	Seg. M50-54
5K	3.11 mi	24400	16960	1529	26737	18376	1643
10K	3.10 mi	24665-265	17111-151	1539-10	25146	17392	1567
15K	3.11 mi	25249-584	17469-358	1570-31	26737	18376	1643
20K	3.11 mi	26206-957	18006-537	1617-47	29104	19570	1757
Half(13.11 mi)	0.68 mi	26316-110	18065-59	1624-7	28274	19005	1711
25K	2.42 mi	26461-145	18115-50	1622+2	27439	18483	1642
30K	3.11 mi	26917-456	18246-131	1645-23	28245	18552	1683
35K	3.11 mi	27975-1058	18660-414	1683-38	33324	20238	1881
40K	3.10 mi	29410-1435	19120-460	1739-56	37476	21605	2033
Finish(26.22 mi)	1.37 mi	29872-462	19283-163	1759-20	38589	22013	2019

22013

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