Joe Guilfoile

Boston

Bib: 40259 M

0:00

0:00

/ mi

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Overall

#0 / 54109

Top 43%

Gender (Male)

#0 / 29548

Division (M30-34)

#0 / 4787

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

8:24/mi

26:05

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

7:58/mi

50:49

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

7:51/mi

1:15:12

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

7:54/mi

1:39:46

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

8:21/mi

1:45:28

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

8:24/mi

2:05:49

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

9:09/mi

2:34:16

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

9:40/mi

3:04:19

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

12:23/mi

3:42:48

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

12:29/mi

3:59:49

↑ 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

1:45:288:03 /mi⚡ faster

2nd Half

2:14:2110:15 /mi+27.4%

Positive split — 27.4% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	26:05	8:24	3.11 mi	26:05	8:24	-
10K	50:49	8:11	3.10 mi	24:44	7:58	-0:26
15K	1:15:12	8:04	3.11 mi	24:23	7:51	-0:07
20K	1:39:46	8:02	3.11 mi	24:34	7:54	+0:03
Half(13.11 mi)	1:45:28	8:03	0.68 mi	5:42	8:21	+0:27
25K	2:05:49	8:06	2.42 mi	20:21	8:24	+0:03
30K	2:34:16	8:17	3.11 mi	28:27	9:09	+0:45
35K	3:04:19	8:29	3.11 mi	30:03	9:40	+0:31
40K	3:42:48	8:58	3.10 mi	38:29	12:23	+2:43
Finish(26.22 mi)	3:59:49	9:09	1.37 mi	17:01	12:29	+0:06

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:51 /mi

Average Pace

9:09 /mi

Slowest Pace

12:29 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:34:16

64% of race

Time at Slower Pace

1:25:33

36% of race

Average Pace: 9:09 /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	18751	13667	2384	14547	11143	2002
10K	3.10 mi	16727+2024	12427+1240	2207+177	14580	11080	1999
15K	3.11 mi	16035+692	12037+390	2153+54	14547	11143	2002
20K	3.11 mi	15464+571	11688+349	2104+49	13859	10707	1947
Half(13.11 mi)	0.68 mi	15524-60	11730-42	2113-9	17106	12720	2288
25K	2.42 mi	15862-338	11944-214	2148-35	17871	13116	2337
30K	3.11 mi	16849-987	12517-573	2233-85	22595	15568	2750
35K	3.11 mi	17817-968	12979-462	2298-65	23953	15847	2786
40K	3.10 mi	21341-3524	14818-1839	2614-316	36249	21008	3605
Finish(26.22 mi)	1.37 mi	23153-1812	15768-950	2771-157	42786	24060	4072

24060

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