Jack Blumenthal

Boston

Bib: 40788 M

0:00

0:00

/ mi

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Overall

#0 / 54109

Top 49%

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

9:43/mi

30:10

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

9:28/mi

59:36

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

8:49/mi

1:27:00

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

9:01/mi

1:55:02

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

9:11/mi

2:01:18

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

9:00/mi

2:23:07

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

9:30/mi

2:52:37

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

9:57/mi

3:23:32

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

10:36/mi

3:56:27

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

9:52/mi

4:09:54

↑ 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

2:01:189:15 /mi⚡ faster

2nd Half

2:08:369:49 /mi+6.0%

Positive split — 6.0% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	30:10	9:43	3.11 mi	30:10	9:43	-
10K	59:36	9:36	3.10 mi	29:26	9:28	-0:15
15K	1:27:00	9:20	3.11 mi	27:24	8:49	-0:39
20K	1:55:02	9:15	3.11 mi	28:02	9:01	+0:12
Half(13.11 mi)	2:01:18	9:15	0.68 mi	6:16	9:11	+0:10
25K	2:23:07	9:13	2.42 mi	21:49	9:00	-0:11
30K	2:52:37	9:16	3.11 mi	29:30	9:30	+0:30
35K	3:23:32	9:22	3.11 mi	30:55	9:57	+0:27
40K	3:56:27	9:31	3.10 mi	32:55	10:36	+0:39
Finish(26.22 mi)	4:09:54	9:32	1.37 mi	13:27	9:52	-0:44

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:49 /mi

Average Pace

9:32 /mi

Slowest Pace

10:36 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:23:31

33% of race

Time at Steady Pace

1:29:06

36% of race

Time at Slower Pace

1:17:17

31% of race

Average Pace: 9:32 /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	32994	21453	3135	25213	17506	2633
10K	3.10 mi	31702+1292	20824+629	3090+45	30631	20287	3046
15K	3.11 mi	29863+1839	19930+894	2983+107	25213	17506	2633
20K	3.11 mi	28803+1060	19399+531	2920+63	25714	17751	2684
Half(13.11 mi)	0.68 mi	28606+197	19288+111	2906+14	25405	17482	2646
25K	2.42 mi	27691+915	18766+522	2829+77	23942	16589	2502
30K	3.11 mi	27105+586	18357+409	2760+69	25378	17064	2560
35K	3.11 mi	26712+393	17971+386	2696+64	25777	16816	2510
40K	3.10 mi	26372+340	17558+413	2610+86	26018	16252	2375
Finish(26.22 mi)	1.37 mi	26206+166	17396+162	2581+29	25230	15665	2365

15665

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