Jacob Walker

Roslindale

Bib: 50392 M

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 54109

Gender (Male)

#0 / 29548

Masters (Masters Men)

#0 / 14666

Division (M45-49)

#0 / 3637

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

9:27/mi

29:23

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

9:58/mi

1:00:22

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

9:50/mi

1:30:54

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

10:32/mi

2:03:36

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

11:05/mi

2:11:10

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

12:27/mi

2:41:20

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

12:47/mi

3:21:04

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

13:39/mi

4:03:27

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

13:17/mi

4:44:43

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

11:13/mi

5:00:01

↑ 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

2:11:1010:00 /mi⚡ faster

2nd Half

2:48:5112:53 /mi+28.7%

Positive split — 28.7% slower in the second half

AI Race Performance Report

Jacob's race, broken down like a coach

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	29:23	9:27	3.11 mi	29:23	9:27	-
10K	1:00:22	9:43	3.10 mi	30:59	9:58	+0:31
15K	1:30:54	9:45	3.11 mi	30:32	9:50	-0:08
20K	2:03:36	9:57	3.11 mi	32:42	10:32	+0:42
Half(13.11 mi)	2:11:10	10:00	0.68 mi	7:34	11:05	+0:33
25K	2:41:20	10:23	2.42 mi	30:10	12:27	+1:22
30K	3:21:04	10:47	3.11 mi	39:44	12:47	+0:20
35K	4:03:27	11:12	3.11 mi	42:23	13:39	+0:52
40K	4:44:43	11:27	3.10 mi	41:16	13:17	-0:22
Finish(26.22 mi)	5:00:01	11:27	1.37 mi	15:18	11:13	-2:04

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:27 /mi

Average Pace

11:27 /mi

Slowest Pace

13:39 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:30:54

30% of race

Time at Steady Pace

55:34

19% of race

Time at Slower Pace

2:33:33

51% of race

Average Pace: 11:27 /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	M45-49	Seg. Overall	Seg. Males	Seg. M45-49
5K	3.11 mi	30678	20295	2544	35295	22599	2779
10K	3.10 mi	32808-2130	21387-1092	2652-108	34707	22249	2762
15K	3.11 mi	33541-733	21762-375	2703-51	35295	22599	2779
20K	3.11 mi	34787-1246	22322-560	2758-55	38471	23866	2924
Half(13.11 mi)	0.68 mi	35040-253	22432-110	2772-14	39367	23987	2956
25K	2.42 mi	37364-2324	23408-976	2883-111	45093	26160	3228
30K	3.11 mi	38923-1559	23882-474	2936-53	43524	25206	3106
35K	3.11 mi	40349-1426	24308-426	2993-57	44654	25340	3139
40K	3.10 mi	40544-195	24203+105	2990+3	40516	23093	2864
Finish(26.22 mi)	1.37 mi	40403+141	24104+99	2978+12	35582	20582	2520

20582

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