Ruizhi Liao

Boston

Bib: 9035 M

0:00

0:00

/ mi

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Overall

#0 / 54109

Top 3%

Gender (Male)

#0 / 29548

Top 5%

Division (M30-34)

#0 / 4787

Top 8%

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

6:10/mi

19:08

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

6:10/mi

38:16

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

6:07/mi

57:16

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

6:13/mi

1:16:34

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

6:21/mi

1:20:54

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

6:18/mi

1:36:11

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

6:27/mi

1:56:14

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

6:35/mi

2:16:40

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

6:53/mi

2:38:04

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

6:50/mi

2:47:23

↑ 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

1:20:546:10 /mi⚡ faster

2nd Half

1:26:296:36 /mi+6.9%

Positive split — 6.9% slower in the second half

AI Race Performance Report

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	19:08	6:10	3.11 mi	19:08	6:10	-
10K	38:16	6:10	3.10 mi	19:08	6:10	0:00
15K	57:16	6:09	3.11 mi	19:00	6:07	-0:03
20K	1:16:34	6:10	3.11 mi	19:18	6:13	+0:06
Half(13.11 mi)	1:20:54	6:10	0.68 mi	4:20	6:21	+0:08
25K	1:36:11	6:12	2.42 mi	15:17	6:18	-0:03
30K	1:56:14	6:14	3.11 mi	20:03	6:27	+0:09
35K	2:16:40	6:17	3.11 mi	20:26	6:35	+0:08
40K	2:38:04	6:22	3.10 mi	21:24	6:53	+0:18
Finish(26.22 mi)	2:47:23	6:23	1.37 mi	9:19	6:50	-0:03

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

6:07 /mi

Average Pace

6:23 /mi

Slowest Pace

6:53 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:16:40

82% of race

Time at Steady Pace

30:43

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:23 /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	M30-34	Seg. Overall	Seg. Males	Seg. M30-34
5K	3.11 mi	1234	1174	335	1282	1227	347
10K	3.10 mi	1204+30	1145+29	334+1	1195	1138	336
15K	3.11 mi	1219-15	1159-14	334	1282	1227	347
20K	3.11 mi	1252-33	1195-36	343-9	1374	1317	368
Half(13.11 mi)	0.68 mi	1276-24	1218-23	347-4	1693	1615	449
25K	2.42 mi	1309-33	1251-33	355-8	1634	1558	427
30K	3.11 mi	1368-59	1307-56	368-13	1905	1791	489
35K	3.11 mi	1437-69	1371-64	386-18	1946	1823	497
40K	3.10 mi	1496-59	1417-46	397-11	2604	2335	567
Finish(26.22 mi)	1.37 mi	1513-17	1432-15	404-7	2984	2600	636

2600

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