Bong Zo Kim

Bib: 31725 M KR

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 26622

Gender (Male)

#0 / 15176

Masters (Masters Men)

#0 / 9891

Division (M50-54)

#0 / 2052

Race Day Weather

49°/39°F

light intensity drizzle

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

469 ft elev

5K· 3.11 mi

10:11/mi

31:37

↑ 97 ft↓ 345 ft1.5% grade

220 ft elev

10K· 6.21 mi

9:00/mi

59:34

↑ 79 ft↓ 138 ft0.4% grade

157 ft elev

15K· 9.32 mi

9:12/mi

1:28:08

↑ 67 ft↓ 78 ft

146 ft elev

20K· 12.43 mi

9:18/mi

1:57:02

↑ 106 ft↓ 86 ft0.1% grade

165 ft elev

Half· 13.11 mi

9:02/mi

2:03:12

↑ 19 ft↓ 37 ft0.5% grade

148 ft elev

25K· 15.53 mi

10:35/mi

2:28:52

↑ 66 ft↓ 88 ft0.2% grade

127 ft elev

30K· 18.64 mi

11:41/mi

3:05:11

↑ 181 ft↓ 148 ft0.2% grade

138 ft elev

20M

12:13/mi

3:21:47

↑ 64 ft↓ 50 ft0.2% grade

148 ft elev

21M

11:54/mi

3:33:41

↑ 106 ft↓ 24 ft1.6% grade

227 ft elev

35K· 21.75 mi

9:04/mi

3:40:28

↑ 17 ft↓ 86 ft1.7% grade

156 ft elev

23M

9:19/mi

3:52:08

↑ 23 ft↓ 63 ft0.6% grade

116 ft elev

24M

9:16/mi

4:01:24

↓ 82 ft1.3% grade

34 ft elev

40K· 24.85 mi

9:31/mi

4:09:32

↓ 20 ft0.3% grade

20 ft elev

25.2M

10:09/mi

4:13:02

↑ 13 ft↓ 16 ft0.2% grade

18 ft elev

Finish· 26.22 mi

9:03/mi

4:22:15

↑ 22 ft↓ 21 ft

17 ft elev

Course Elevation

7–469 ft

≈

×2stacked redwood trees

•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half

2:03:129:24 /mi⚡ faster

2nd Half

2:19:0310:36 /mi+12.9%

Positive split — 12.9% slower in the second half

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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	31:37	10:11	3.11 mi	31:37	10:11	-
10K	59:34	9:35	3.10 mi	27:57	9:00	-1:11
15K	1:28:08	9:27	3.11 mi	28:34	9:12	+0:12
20K	1:57:02	9:25	3.11 mi	28:54	9:18	+0:06
Half(13.11 mi)	2:03:12	9:24	0.68 mi	6:10	9:02	-0:16
25K	2:28:52	9:35	2.42 mi	25:40	10:35	+1:33
30K	3:05:11	9:56	3.11 mi	36:19	11:41	+1:06
20M	3:21:47	10:05	1.36 mi	16:36	12:13	+0:32
21M	3:33:41	10:11	1.00 mi	11:54	11:54	-0:19
35K	3:40:28	10:08	0.75 mi	6:47	9:04	-2:50
23M	3:52:08	10:06	1.25 mi	11:40	9:19	+0:15
24M	4:01:24	10:04	1.00 mi	9:16	9:16	-0:03
40K	4:09:32	10:02	0.85 mi	8:08	9:31	+0:15
25.2M	4:13:02	10:02	0.35 mi	3:30	10:09	+0:38
Finish(26.22 mi)	4:22:15	10:01	1.02 mi	9:13	9:03	-1:06

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:00 /mi

Average Pace

10:01 /mi

Slowest Pace

12:13 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:16:39

52% of race

Time at Slower Pace

2:05:36

48% of race

Average Pace: 10:00 /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	M50-54	Seg. Overall	Seg. Males	Seg. M50-54
5K	3.11 mi	23880	14028	14028	21286	12872	12872
10K	3.10 mi	22567+1313	13414+614	13414+614	20862	12654	12654
15K	3.11 mi	22167+400	13225+189	13225+189	21286	12872	12872
20K	3.11 mi	21855+312	13091+134	13091+134	20971	12732	12732
Half(13.11 mi)	0.68 mi	21790+65	13066+25	13066+25	20589	12561	12561
25K	2.42 mi	22143-353	13213-147	13213-147	23327	13732	13732
30K	3.11 mi	22642-499	13418-205	13418-205	24113	14016	14016
20M	1.36 mi	22826-184	13499-81	13499-81	24441	14111	14111
21M	1.00 mi	22827-1	13492+7	13492+7	22588	13235	13235
35K	0.75 mi	22702+125	13419+73	13419+73	18164	11227	11227
23M	1.25 mi	22471+231	13312+107	13312+107	17600	10955	10955
24M	1.00 mi	22338+133	13248+64	13248+64	18333	11246	11246
40K	0.85 mi	22209+129	13184+64	13184+64	18382	11219	11219
25.2M	0.35 mi	22145+64	13151+33	13151+33	17944	11003	11003
Finish(26.22 mi)	1.02 mi	22042+103	13096+55	13096+55	18181	11172	11172

11172

Passing Analysis

Category:

Passed

3063

Passed By

1225

Net Change

+1838

Segment	Passed	Passed By	Net Change	Start Rank	End Rank
Start → 5K	-	-	-	-	#23880
5K → 10K	1316	3	+1313	#23880	#22567
10K → 15K	421	21	+400	#22567	#22167
15K → 20K	341	29	+312	#22167	#21855
20K → Half	71	6	+65	#21855	#21790
Half → 25K	24	377	-353	#21790	#22143
25K → 30K	28	527	-499	#22143	#22642
30K → 20M	24	208	-184	#22642	#22826
20M → 21M	51	52	-1	#22826	#22827
21M → 35K	125	0	+125	#22827	#22702
35K → 23M	231	0	+231	#22702	#22471
23M → 24M	135	2	+133	#22471	#22338
24M → 40K	129	0	+129	#22338	#22209
40K → 25.2M	64	0	+64	#22209	#22145
25.2M → Finish	103	0	+103	#22145	#22042
TOTALS	3063	1225	+1838

Passing Charts

Category:

Passing Circle

Position Flow

Race Lanes

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Results processed about 1 month ago

Public Race Data

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Race managed by

Boston Athletic Association

Race timed by

Mika Timing