Masahiro Tanaka

Bib: 21258 M JP

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 28404

Gender (Male)

#0 / 16105

Masters (Masters Men)

#0 / 10463

Division (M60-64)

#0 / 1259

Top 43%

Race Day Weather

50°/40°F

broken clouds

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

469 ft elev

5K· 3.11 mi

8:07/mi

25:12

↑ 97 ft↓ 345 ft1.5% grade

220 ft elev

10K· 6.21 mi

8:16/mi

50:52

↑ 79 ft↓ 138 ft0.4% grade

157 ft elev

15K· 9.32 mi

8:17/mi

1:16:35

↑ 67 ft↓ 78 ft

146 ft elev

20K· 12.43 mi

8:25/mi

1:42:45

↑ 106 ft↓ 86 ft0.1% grade

165 ft elev

Half· 13.11 mi

8:17/mi

1:48:24

↑ 19 ft↓ 37 ft0.5% grade

148 ft elev

25K· 15.53 mi

8:31/mi

2:09:04

↑ 66 ft↓ 88 ft0.2% grade

127 ft elev

30K· 18.64 mi

8:50/mi

2:36:30

↑ 181 ft↓ 148 ft0.2% grade

138 ft elev

20M

9:02/mi

2:48:47

↑ 64 ft↓ 50 ft0.2% grade

148 ft elev

21M

9:51/mi

2:58:38

↑ 106 ft↓ 24 ft1.6% grade

227 ft elev

35K· 21.75 mi

8:56/mi

3:05:19

↑ 17 ft↓ 86 ft1.7% grade

156 ft elev

23M

9:29/mi

3:17:11

↑ 23 ft↓ 63 ft0.6% grade

116 ft elev

24M

9:23/mi

3:26:34

↓ 82 ft1.3% grade

34 ft elev

40K· 24.85 mi

9:28/mi

3:34:40

↓ 20 ft0.3% grade

20 ft elev

25.2M

9:49/mi

3:38:03

↑ 13 ft↓ 16 ft0.2% grade

18 ft elev

Finish· 26.22 mi

9:06/mi

3:47:19

↑ 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

1:48:248:16 /mi⚡ faster

2nd Half

1:58:559:04 /mi+9.7%

Positive split — 9.7% slower in the second half

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See your splits, ranks & AI insights.

Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	25:12	8:07	3.11 mi	25:12	8:07	-
10K	50:52	8:11	3.10 mi	25:40	8:16	+0:09
15K	1:16:35	8:13	3.11 mi	25:43	8:17	+0:01
20K	1:42:45	8:16	3.11 mi	26:10	8:25	+0:08
Half(13.11 mi)	1:48:24	8:16	0.68 mi	5:39	8:17	-0:08
25K	2:09:04	8:19	2.42 mi	20:40	8:31	+0:14
30K	2:36:30	8:24	3.11 mi	27:26	8:50	+0:19
20M	2:48:47	8:26	1.36 mi	12:17	9:02	+0:12
21M	2:58:38	8:30	1.00 mi	9:51	9:51	+0:49
35K	3:05:19	8:31	0.75 mi	6:41	8:56	-0:55
23M	3:17:11	8:34	1.25 mi	11:52	9:29	+0:33
24M	3:26:34	8:36	1.00 mi	9:23	9:23	-0:06
40K	3:34:40	8:38	0.85 mi	8:06	9:28	+0:05
25.2M	3:38:03	8:39	0.35 mi	3:23	9:49	+0:21
Finish(26.22 mi)	3:47:19	8:41	1.02 mi	9:16	9:06	-0:43

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:07 /mi

Average Pace

8:41 /mi

Slowest Pace

9:51 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:09:04

57% of race

Time at Steady Pace

55:40

24% of race

Time at Slower Pace

42:35

19% of race

Average Pace: 8:40 /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	M60-64	Seg. Overall	Seg. Males	Seg. M60-64
5K	3.11 mi	17424	11384	11384	17883	11585	11585
10K	3.10 mi	17876-452	11570-186	11570-186	18289	11756	11756
15K	3.11 mi	17860+16	11568+2	11568+2	17883	11585	11585
20K	3.11 mi	17800+60	11525+43	11525+43	17681	11476	11476
Half(13.11 mi)	0.68 mi	17793+7	11514+11	11514+11	17791	11536	11536
25K	2.42 mi	17629+164	11444+70	11444+70	17335	11243	11243
30K	3.11 mi	17439+190	11311+133	11311+133	16769	10824	10824
20M	1.36 mi	17385+54	11263+48	11263+48	16996	10822	10822
21M	1.00 mi	17409-24	11238+25	11238+25	17676	11001	11001
35K	0.75 mi	17404+5	11212+26	11212+26	17903	11006	11006
23M	1.25 mi	17495-91	11227-15	11227-15	18569	11249	11249
24M	1.00 mi	17586-91	11241-14	11241-14	19141	11474	11474
40K	0.85 mi	17623-37	11229+12	11229+12	18586	11113	11113
25.2M	0.35 mi	17584+39	11197+32	11197+32	16113	9938	9938
Finish(26.22 mi)	1.02 mi	17687-103	11235-38	11235-38	19470	11563	11563

11563

Passing Analysis

Category:

Passed

1702

Passed By

1965

Net Change

-263

Segment	Passed	Passed By	Net Change	Start Rank	End Rank
Start → 5K	-	-	-	-	#17424
5K → 10K	132	584	-452	#17424	#17876
10K → 15K	203	187	+16	#17876	#17860
15K → 20K	216	156	+60	#17860	#17800
20K → Half	37	30	+7	#17800	#17793
Half → 25K	244	80	+164	#17793	#17629
25K → 30K	303	113	+190	#17629	#17439
30K → 20M	133	79	+54	#17439	#17385
20M → 21M	93	117	-24	#17385	#17409
21M → 35K	66	61	+5	#17409	#17404
35K → 23M	91	182	-91	#17404	#17495
23M → 24M	47	138	-91	#17495	#17586
24M → 40K	59	96	-37	#17586	#17623
40K → 25.2M	49	10	+39	#17623	#17584
25.2M → Finish	29	132	-103	#17584	#17687
TOTALS	1702	1965	-263

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