Stefano Marconi

Boston

Bib: 45423 M

0:00

0:00

/ mi

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Overall

#0 / 54109

Top 48%

Gender (Male)

#0 / 29548

Division (M25-29)

#0 / 4122

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

8:45/mi

27:10

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

8:44/mi

54:17

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

8:29/mi

1:20:39

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

8:35/mi

1:47:19

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

8:52/mi

1:53:22

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

8:53/mi

2:14:55

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

9:17/mi

2:43:46

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

9:55/mi

3:14:36

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

12:05/mi

3:52:10

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

11:36/mi

4:07:59

↑ 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

1:53:228:39 /mi⚡ faster

2nd Half

2:14:3710:16 /mi+18.7%

Positive split — 18.7% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	27:10	8:45	3.11 mi	27:10	8:45	-
10K	54:17	8:44	3.10 mi	27:07	8:44	-0:01
15K	1:20:39	8:39	3.11 mi	26:22	8:29	-0:15
20K	1:47:19	8:38	3.11 mi	26:40	8:35	+0:06
Half(13.11 mi)	1:53:22	8:39	0.68 mi	6:03	8:52	+0:17
25K	2:14:55	8:41	2.42 mi	21:33	8:53	+0:01
30K	2:43:46	8:47	3.11 mi	28:51	9:17	+0:24
35K	3:14:36	8:57	3.11 mi	30:50	9:55	+0:38
40K	3:52:10	9:20	3.10 mi	37:34	12:05	+2:10
Finish(26.22 mi)	4:07:59	9:28	1.37 mi	15:49	11:36	-0:29

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:29 /mi

Average Pace

9:28 /mi

Slowest Pace

12:05 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:43:46

66% of race

Time at Slower Pace

1:24:13

34% of race

Average Pace: 9:27 /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	M25-29	Seg. Overall	Seg. Males	Seg. M25-29
5K	3.11 mi	22394	15822	2338	21357	15308	2323
10K	3.10 mi	22256+138	15740+82	2329+9	22254	15738	2349
15K	3.11 mi	21868+388	15531+209	2321+8	21357	15308	2323
20K	3.11 mi	21548+320	15351+180	2312+9	20658	14859	2279
Half(13.11 mi)	0.68 mi	21541+7	15344+7	2315-3	21983	15617	2371
25K	2.42 mi	21583-42	15358-14	2323-8	22754	15926	2416
30K	3.11 mi	21872-289	15463-105	2318+5	23779	16191	2438
35K	3.11 mi	22517-645	15684-221	2353-35	25608	16735	2498
40K	3.10 mi	24985-2468	16814-1130	2496-143	34764	20307	2954
Finish(26.22 mi)	1.37 mi	25609-624	17070-256	2533-37	37999	21711	3274

21711

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