Catherine Liu

Boston

Bib: 31986 F

0:00

0:00

/ mi

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Overall

#0 / 54109

Top 48%

Gender (Female)

#0 / 24561

Top 35%

Division (F30-34)

#0 / 4161

Top 39%

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

9:31/mi

29:33

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

9:07/mi

57:54

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

8:56/mi

1:25:38

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

9:07/mi

1:53:57

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

9:21/mi

2:00:20

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

9:15/mi

2:22:45

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

9:37/mi

2:52:38

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

9:57/mi

3:23:33

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

10:13/mi

3:55:16

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

10:09/mi

4:09:06

↑ 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

2:00:209:11 /mi⚡ faster

2nd Half

2:08:469:49 /mi+7.0%

Positive split — 7.0% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	29:33	9:31	3.11 mi	29:33	9:31	-
10K	57:54	9:19	3.10 mi	28:21	9:07	-0:24
15K	1:25:38	9:11	3.11 mi	27:44	8:56	-0:11
20K	1:53:57	9:10	3.11 mi	28:19	9:07	+0:11
Half(13.11 mi)	2:00:20	9:11	0.68 mi	6:23	9:21	+0:14
25K	2:22:45	9:11	2.42 mi	22:25	9:15	-0:06
30K	2:52:38	9:16	3.11 mi	29:53	9:37	+0:22
35K	3:23:33	9:22	3.11 mi	30:55	9:57	+0:20
40K	3:55:16	9:28	3.10 mi	31:43	10:13	+0:16
Finish(26.22 mi)	4:09:06	9:30	1.37 mi	13:50	10:09	-0:04

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:56 /mi

Average Pace

9:30 /mi

Slowest Pace

10:13 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:52:38

69% of race

Time at Steady Pace

1:16:28

31% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:30 /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	Females	F30-34	Seg. Overall	Seg. Females	Seg. F30-34
5K	3.11 mi	31214	10634	1933	26688	8351	1555
10K	3.10 mi	29116+2098	9608+1026	1756+177	27026	8628	1601
15K	3.11 mi	28321+795	9170+438	1669+87	26688	8351	1555
20K	3.11 mi	27913+408	8978+192	1641+28	26778	8437	1573
Half(13.11 mi)	0.68 mi	27803+110	8932+46	1630+11	27237	8788	1635
25K	2.42 mi	27454+349	8804+128	1625+5	26514	8536	1580
30K	3.11 mi	27121+333	8755+49	1628-3	26294	8759	1633
35K	3.11 mi	26721+400	8745+10	1624+4	25790	8966	1661
40K	3.10 mi	25992+729	8631+114	1597+27	23702	8612	1625
Finish(26.22 mi)	1.37 mi	25945+47	8693-62	1612-15	27523	10755	2014

10755

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