Yutaka Komatsu

Bib: 4771•M•Age: 48

San Jose, CA

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 7166

Top 17%

Gender (Male)

#0 / 5052

Top 21%

Masters (Masters Men)

#0 / 1321

Top 16%

Division (M45-49)

#0 / 319

Top 16%

Race Day Weather

59°/49°F

scattered clouds

⏱️ Race Timeline

Start

0:00:00

Race begins

Start

0:00:00

Race begins

17:24

Rank: #1688

Start → 2M

17:24 | 8:42/mi

17:24

Rank: #1688

Start → 2M

17:24 | 8:42/mi

35:02

Rank: #1742 (-54)

2M → 4M

17:38 | 8:49/mi

35:02

Rank: #1742 (-54)

2M → 4M

17:38 | 8:49/mi

52:34

Rank: #1733 (+9)

4M → 6M

17:32 | 8:46/mi

52:34

Rank: #1733 (+9)

4M → 6M

17:32 | 8:46/mi

1:10:31

Rank: #1896 (-163)

6M → 8M

17:57 | 8:58/mi

1:10:31

Rank: #1896 (-163)

6M → 8M

17:57 | 8:58/mi

9.6M

1:25:27

Rank: #1913 (-17)

8M → 9.6M

14:56 | 9:20/mi

9.6M

1:25:27

Rank: #1913 (-17)

8M → 9.6M

14:56 | 9:20/mi

10M

1:27:51

Rank: #1905 (+8)

9.6M → 10M

2:24 | 6:00/mi

10M

1:27:51

Rank: #1905 (+8)

9.6M → 10M

2:24 | 6:00/mi

10.5M

1:33:27

Rank: #1851 (+54)

10M → 10.5M

5:36 | 11:12/mi

10.5M

1:33:27

Rank: #1851 (+54)

10M → 10.5M

5:36 | 11:12/mi

12M

1:45:50

Rank: #1799 (+52)

10.5M → 12M

12:23 | 8:15/mi

12M

1:45:50

Rank: #1799 (+52)

10.5M → 12M

12:23 | 8:15/mi

14M

2:04:33

Rank: #1771 (+28)

12M → 14M

18:43 | 9:21/mi

14M

2:04:33

Rank: #1771 (+28)

12M → 14M

18:43 | 9:21/mi

16M

2:21:18

Rank: #1875 (-104)

14M → 16M

16:45 | 8:22/mi

16M

2:21:18

Rank: #1875 (-104)

14M → 16M

16:45 | 8:22/mi

18M

2:38:02

Rank: #1573 (+302)

16M → 18M

16:44 | 8:22/mi

18M

2:38:02

Rank: #1573 (+302)

16M → 18M

16:44 | 8:22/mi

20M

2:55:14

Rank: #1452 (+121)

18M → 20M

17:12 | 8:36/mi

20M

2:55:14

Rank: #1452 (+121)

18M → 20M

17:12 | 8:36/mi

22M

3:11:02

Rank: #1349 (+103)

20M → 22M

15:48 | 7:54/mi

22M

3:11:02

Rank: #1349 (+103)

20M → 22M

15:48 | 7:54/mi

24M

3:29:48

Rank: #1275 (+74)

22M → 24M

18:46 | 9:23/mi

24M

3:29:48

Rank: #1275 (+74)

22M → 24M

18:46 | 9:23/mi

Finish· 26.22 mi

3:49:32

Rank: #1226 (+49)

24M → Finish

19:44 | 8:54/mi

Finish· 26.22 mi

3:49:32

Rank: #1226 (+49)

24M → Finish

19:44 | 8:54/mi

The Course

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Half Splits

1st Half· via 14M

Distance14.00 mi

Time2:04:33

Pace8:54 /mi

2nd Half✓ Faster

Distance12.22 mi

Time1:44:59

Pace8:36 /mi

📊Negative Split: 15.7% faster second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
2M	2.00 mi	05:39:56	17:24	8:42	17:24	8:42	-
4M	4.00 mi	05:57:34	35:02	8:46	17:38	8:49	+0:07
6M	6.00 mi	06:15:06	52:34	8:46	17:32	8:46	-0:03
8M	8.00 mi	06:33:03	1:10:31	8:49	17:57	8:58	+0:12
9.6M	9.60 mi	06:47:59	1:25:27	8:54	14:56	9:20	+0:22
10M	10.00 mi	06:50:23	1:27:51	8:47	2:24	6:00	-3:20
10.5M	10.50 mi	06:55:59	1:33:27	8:54	5:36	11:12	+5:12
12M	12.00 mi	07:08:22	1:45:50	8:49	12:23	8:15	-2:57
14M	14.00 mi	07:27:05	2:04:33	8:54	18:43	9:21	+1:06
16M	16.00 mi	07:43:50	2:21:18	8:50	16:45	8:22	-0:59
18M	18.00 mi	08:00:34	2:38:02	8:47	16:44	8:22	0:00
20M	20.00 mi	08:17:46	2:55:14	8:46	17:12	8:36	+0:14
22M	22.00 mi	08:33:34	3:11:02	8:41	15:48	7:54	-0:42
24M	24.00 mi	08:52:20	3:29:48	8:45	18:46	9:23	+1:29
Finish	26.22 mi	09:12:04	3:49:32	8:46	19:44	8:54	-0:29

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

6:00 /mi

Average Pace

8:46 /mi

Slowest Pace

11:12 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

18:12

8% of race

Time at Steady Pace

2:33:19

67% of race

Time at Slower Pace

58:01

25% of race

Average Pace: 8:45 /mi

Loading chart...

Faster pace (< avg)

Steady pace (≈ avg)

Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

0mi6.6mi13.1mi19.7mi26.2mi

Pace:

Faster

Steady

Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment	Pace	Rank
2M	2.00 mi	05:39:56	17:24	8:42	17:24	8:42	#1688
4M	4.00 mi	05:57:34	35:02	8:46	17:38	8:49	#1742
6M	6.00 mi	06:15:06	52:34	8:46	17:32	8:46	#1733
8M	8.00 mi	06:33:03	1:10:31	8:49	17:57	8:58	#1896
9.6M	9.60 mi	06:47:59	1:25:27	8:54	14:56	9:20	#1913
10M	10.00 mi	06:50:23	1:27:51	8:47	2:24	6:00	#1905
10.5M	10.50 mi	06:55:59	1:33:27	8:54	5:36	11:12	#1851
12M	12.00 mi	07:08:22	1:45:50	8:49	12:23	8:15	#1799
14M	14.00 mi	07:27:05	2:04:33	8:54	18:43	9:21	#1771
16M	16.00 mi	07:43:50	2:21:18	8:50	16:45	8:22	#1875
18M	18.00 mi	08:00:34	2:38:02	8:47	16:44	8:22	#1573
20M	20.00 mi	08:17:46	2:55:14	8:46	17:12	8:36	#1452
22M	22.00 mi	08:33:34	3:11:02	8:41	15:48	7:54	#1349
24M	24.00 mi	08:52:20	3:29:48	8:45	18:46	9:23	#1275
Finish	26.22 mi	09:12:04	3:49:32	8:46	19:44	8:54	#1226

Faster pace

Steady pace

Slower pace

Est.Checkpoint not recorded (estimated)

~Segment time uses estimated prior

Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 19%

Garmin Challenge

Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:00

Segment Time

8:53/mi

Pace

0.90 mi

Distance

Overall

1338

Men

1172

Division

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M45-49	Seg. Overall	Seg. Males	Seg. M45-49
2M	2.00 mi	2.00 mi	1688	1458	79	1675(Top 23%)	1420(Top 28%)	65(Top 20%)
4M	4.00 mi	2.00 mi	1742-54	1501-43	85-6	1868(Top 26%)	1596(Top 32%)	86(Top 27%)
6M	6.00 mi	2.00 mi	1733+9	1491+10	79+6	1766(Top 25%)	1511(Top 30%)	80(Top 25%)
8M	8.00 mi	2.00 mi	1896-163	1621-130	86-7	2466(Top 34%)	2065(Top 41%)	117(Top 37%)
9.6M	9.60 mi	1.60 mi	1913-17	1638-17	90-4	2190(Top 31%)	1867(Top 37%)	100(Top 31%)
10M	10.00 mi	0.40 mi	1905+8	1631+7	90	1662(Top 23%)	1425(Top 28%)	76(Top 24%)
10.5M	10.50 mi	0.50 mi	1851+54	1586+45	82+8	1357(Top 19%)	1190(Top 24%)	61(Top 19%)
12M	12.00 mi	1.50 mi	1799+52	1541+45	80+2	1675(Top 23%)	1420(Top 28%)	65(Top 20%)
14M	14.00 mi	2.00 mi	1771+28	1517+24	80	1719(Top 24%)	1479(Top 29%)	79(Top 25%)
16M	16.00 mi	2.00 mi	1875-104	1588-71	85-5	2639(Top 37%)	2087(Top 41%)	121(Top 38%)
18M	18.00 mi	2.00 mi	1573+302	1345+243	71+14	667(Top 9%)	579(Top 11%)	29(Top 9%)
20M	20.00 mi	2.00 mi	1452+121	1242+103	64+7	946(Top 13%)	814(Top 16%)	34(Top 11%)
22M	22.00 mi	2.00 mi	1349+103	1157+85	58+6	770(Top 11%)	665(Top 13%)	27(Top 8%)
24M	24.00 mi	2.00 mi	1275+74	1091+66	53+5	1119(Top 16%)	906(Top 18%)	51(Top 16%)
Finish	26.22 mi	2.22 mi	1226+49	1045+46	51+2	1012(Top 14%)	822(Top 16%)	38(Top 12%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 23%

×1human

+6ft-11ft

Overall

1675

Males

1420

M45-49

2M→4M

2.0 - 4.0 mi

Top 26%

×4stories

+75ft-70ft

Overall

1868

Males

1596

M45-49

4M→6M

4.0 - 6.0 mi

Top 25%

×5stories

+71ft-18ft

Overall

1766

Males

1511

M45-49

6M→8M

6.0 - 8.0 mi

Top 34%

×9stories

+106ft-21ft

Overall

2466

Males

2065

M45-49

117

8M→9.6M

8.0 - 9.6 mi

Top 31%

×13stories

+117ft-177ft

Overall

2190

Males

1867

M45-49

100

9.6M→10M

9.6 - 10.0 mi

Top 23%

×1story

+17ft-12ft

Overall

1662

Males

1425

M45-49

10M→10.5M

10.0 - 10.5 mi

Top 19%

×9stories

+0ft-102ft

Overall

1357

Males

1190

M45-49

10.5M→12M

10.5 - 12.0 mi

Top 23%

×18stories

+304ft-125ft

Overall

1675

Males

1420

M45-49

12M→14M

12.0 - 14.0 mi

Top 24%

×9stories

+99ft-125ft

Overall

1719

Males

1479

M45-49

14M→16M

14.0 - 16.0 mi

Top 37%

×9stories

+124ft-78ft

Overall

2639

Males

2087

M45-49

121

16M→18M

16.0 - 18.0 mi

Top 9%

×8stories

+106ft-45ft

Overall

667

Males

579

M45-49

18M→20M

18.0 - 20.0 mi

Top 13%

×3stories

+52ft-26ft

Overall

946

Males

814

M45-49

20M→22M

20.0 - 22.0 mi

Top 11%

×21stories

+17ft-266ft

Overall

770

Males

665

M45-49

22M→24M

22.0 - 24.0 mi

Top 16%

×3stories

+70ft-85ft

Overall

1119

Males

906

M45-49

24M→Finish

24.0 - 26.2 mi

Top 14%

~flat

+2ft-2ft

Overall

1012

Males

822

M45-49

Passing Analysis

Category:

Athletes Passed

1120*

Passed By

658

Net Change

+462

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 2M	-	-	-	-	#1688
2M → 4M	57	111	-54	#1688	#1742
4M → 6M	70	61	+9	#1742	#1733
6M → 8M	20*	183	-163	#1733	#1896
8M → 9.6M	38	55	-17	#1896	#1913
9.6M → 10M	14	6	+8	#1913	#1905
10M → 10.5M	57	3	+54	#1905	#1851
10.5M → 12M	73	21	+52	#1851	#1799
12M → 14M	54*	26	+28	#1799	#1771
14M → 16M	62*	166	-104	#1771	#1875
16M → 18M	302	0	+302	#1875	#1573
18M → 20M	124*	3	+121	#1573	#1452
20M → 22M	104*	1	+103	#1452	#1349
22M → 24M	84*	10	+74	#1349	#1275
24M → Finish	61*	12	+49	#1275	#1226
TOTALS	1120*	658	+462

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:

🔥Passing Intensity

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

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Results processed 19 days ago

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

The San Francisco Marathon

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Race Place Events

Yutaka Komatsu

⏱️ Race Timeline

The Course

Claim it — unlock a deeper AI report on this race, free

Half Splits

Checkpoint Splits

Checkpoints & Pacing

📈Pace Line

Pace Progression

📊Segments

Segment Time Comparison

🎨Heatmap

Pace Heatmap

✨Sparklines

Checkpoint Splits with Pace Trends

Garmin Challenge

Checkpoint and Segment Rankings

Segment Performance Analysis

10.5M→12M

2M→4M

4M→6M

6M→8M

8M→9.6M

9.6M→10M

10M→10.5M

10.5M→12M

12M→14M

14M→16M

16M→18M

18M→20M

20M→22M

22M→24M

24M→Finish

Passing Analysis

Passing Visuals

🔥Passing Intensity

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

Age Grade

Export Track Data

Questions or issues regarding timing data?

Quick Links

All Results

Race Analytics

Course Information

Contact Time Management

Public Race Data