Hai Jung Jeong

Bib: 22650 M KR

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 25550

Gender (Male)

#0 / 14578

Masters (Masters Men)

#0 / 9729

Division (M75-79)

#0 / 43

Top 12%

Race Day Weather

55°/45°F

scattered clouds

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Mile 2 · 298 ft

Mile 4 · 178 ft

Mile 8 · 159 ft

Mile 10 · 171 ft

Mile 14 · 142 ft

Start

0:00

Race begins

469 ft elev

5K· 3.11 mi

8:49/mi

27:25

↑ 97 ft↓ 345 ft1.5% grade

220 ft elev

10K· 6.21 mi

8:42/mi

54:26

↑ 79 ft↓ 138 ft0.4% grade

157 ft elev

15K· 9.32 mi

8:49/mi

1:21:48

↑ 67 ft↓ 78 ft

146 ft elev

20K· 12.43 mi

9:17/mi

1:50:40

↑ 106 ft↓ 86 ft0.1% grade

165 ft elev

Half· 13.11 mi

9:11/mi

1:56:56

↑ 19 ft↓ 37 ft0.5% grade

148 ft elev

25K· 15.53 mi

9:51/mi

2:20:48

↑ 66 ft↓ 88 ft0.2% grade

127 ft elev

30K· 18.64 mi

10:41/mi

2:54:01

↑ 181 ft↓ 148 ft0.2% grade

138 ft elev

20M

10:34/mi

3:08:23

↑ 64 ft↓ 50 ft0.2% grade

148 ft elev

21M

13:00/mi

3:21:23

↑ 106 ft↓ 24 ft1.6% grade

227 ft elev

35K· 21.75 mi

11:39/mi

3:30:06

↑ 17 ft↓ 86 ft1.7% grade

156 ft elev

23M

11:03/mi

3:43:56

↑ 23 ft↓ 63 ft0.6% grade

116 ft elev

24M

10:47/mi

3:54:43

↓ 82 ft1.3% grade

34 ft elev

40K· 24.85 mi

11:36/mi

4:04:38

↓ 20 ft0.3% grade

20 ft elev

25.2M

12:37/mi

4:08:59

↑ 13 ft↓ 16 ft0.2% grade

18 ft elev

Finish· 26.22 mi

10:08/mi

4:19:19

↑ 22 ft↓ 21 ft

17 ft elev

Course Elevation

890ft

Total climb

462ft

Range

7 to 469 ft

1,342ft

Total descent

About the height of two redwood trees

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The Course

Half Splits

1st Half· via Half

1:56:568:55 /mi⚡ faster

2nd Half

2:22:2310:52 /mi+21.8%

Positive split — 21.8% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	27:25	8:49	3.11 mi	27:25	8:49	-
10K	54:26	8:46	3.10 mi	27:01	8:42	-0:07
15K	1:21:48	8:47	3.11 mi	27:22	8:49	+0:07
20K	1:50:40	8:54	3.11 mi	28:52	9:17	+0:28
Half(13.11 mi)	1:56:56	8:55	0.68 mi	6:16	9:11	-0:06
25K	2:20:48	9:04	2.42 mi	23:52	9:51	+0:40
30K	2:54:01	9:20	3.11 mi	33:13	10:41	+0:50
20M	3:08:23	9:25	1.36 mi	14:22	10:34	-0:07
21M	3:21:23	9:35	1.00 mi	13:00	13:00	+2:26
35K	3:30:06	9:40	0.75 mi	8:43	11:39	-1:21
23M	3:43:56	9:44	1.25 mi	13:50	11:03	-0:36
24M	3:54:43	9:47	1.00 mi	10:47	10:47	-0:16
40K	4:04:38	9:51	0.85 mi	9:55	11:36	+0:49
25.2M	4:08:59	9:53	0.35 mi	4:21	12:37	+1:01
Finish(26.22 mi)	4:19:19	9:54	1.02 mi	10:20	10:08	-2:29

Trend:

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:42 /mi

Average Pace

9:54 /mi

Slowest Pace

13:00 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:20:48

54% of race

Time at Steady Pace

1:22:32

32% of race

Time at Slower Pace

35:59

14% of race

Average Pace: 9:53 /mi

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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	M75-79	Seg. Overall	Seg. Males	Seg. M75-79
5K	3.11 mi	19379	11765	11765	17997	11248	11248
10K	3.10 mi	18897+482	11578+187	11578+187	18329	11374	11374
15K	3.11 mi	18590+307	11474+104	11474+104	17997	11248	11248
20K	3.11 mi	18525+65	11458+16	11458+16	18518	11478	11478
Half(13.11 mi)	0.68 mi	18548-23	11463-5	11463-5	19000	11622	11622
25K	2.42 mi	18596-48	11467-4	11467-4	18676	11434	11434
30K	3.11 mi	18782-186	11483-16	11483-16	19243	11499	11499
20M	1.36 mi	18736+46	11445+38	11445+38	18169	10839	10839
21M	1.00 mi	18901-165	11482-37	11482-37	20716	12001	12001
35K	0.75 mi	18985-84	11512-30	11512-30	21155	12187	12187
23M	1.25 mi	18932+53	11474+38	11474+38	18550	10839	10839
24M	1.00 mi	18898+34	11435+39	11435+39	18645	10827	10827
40K	0.85 mi	18915-17	11417+18	11417+18	19545	11227	11227
25.2M	0.35 mi	18914+1	11416+1	11416+1	18767	10830	10830
Finish(26.22 mi)	1.02 mi	18884+30	11377+39	11377+39	18872	10922	10922

10922

Passing Analysis

No position changes recorded for this athlete.

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Public Race Data

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Race managed by

Boston Athletic Association

Race timed by

Mika Timing