Ethan Leef

Somerville

Bib: 16751 M

0:00

0:00

/ mi

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Overall

#0 / 54109

Top 8%

Gender (Male)

#0 / 29548

Top 13%

Division (M25-29)

#0 / 4122

Top 18%

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

6:20/mi

19:40

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

6:22/mi

39:27

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

6:14/mi

58:49

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

6:18/mi

1:18:22

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

6:21/mi

1:22:42

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

6:24/mi

1:38:14

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

7:07/mi

2:00:21

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

7:50/mi

2:24:42

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

8:18/mi

2:50:28

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

7:28/mi

3:00:39

↑ 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

1:22:426:18 /mi⚡ faster

2nd Half

1:37:577:28 /mi+18.4%

Positive split — 18.4% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	19:40	6:20	3.11 mi	19:40	6:20	-
10K	39:27	6:21	3.10 mi	19:47	6:22	+0:02
15K	58:49	6:19	3.11 mi	19:22	6:14	-0:08
20K	1:18:22	6:18	3.11 mi	19:33	6:18	+0:04
Half(13.11 mi)	1:22:42	6:18	0.68 mi	4:20	6:21	+0:03
25K	1:38:14	6:19	2.42 mi	15:32	6:24	+0:03
30K	2:00:21	6:27	3.11 mi	22:07	7:07	+0:43
35K	2:24:42	6:39	3.11 mi	24:21	7:50	+0:43
40K	2:50:28	6:52	3.10 mi	25:46	8:18	+0:28
Finish(26.22 mi)	3:00:39	6:54	1.37 mi	10:11	7:28	-0:50

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

6:14 /mi

Average Pace

6:54 /mi

Slowest Pace

8:18 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

1:38:14

54% of race

Time at Slower Pace

1:22:25

46% of race

Average Pace: 6:53 /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	1946	1841	465	1717	1636	422
10K	3.10 mi	1941+5	1837+4	463+2	1988	1882	468
15K	3.11 mi	1848+93	1755+82	449+14	1717	1636	422
20K	3.11 mi	1786+62	1695+60	438+11	1669	1585	417
Half(13.11 mi)	0.68 mi	1775+11	1684+11	437+1	1733	1655	437
25K	2.42 mi	1810-35	1718-34	441-4	2119	2000	485
30K	3.11 mi	2294-484	2167-449	518-77	5501	4845	845
35K	3.11 mi	3083-789	2870-703	629-111	9134	7216	1162
40K	3.10 mi	4056-973	3676-806	713-84	10291	7663	1204
Finish(26.22 mi)	1.37 mi	4193-137	3783-107	723-10	6248	4927	875

4927

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