Gregg Shiozaki

Bib: 8322•M•Age: 55

San Jose, CA

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 6545

Gender (Male)

#0 / 4641

Masters (Masters Men)

#0 / 1347

Division (M55-59)

#0 / 180

Race Day Weather

56°/46°F

overcast clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start

0:00:00

Race begins

Start

0:00:00

Race begins

1.81 Miles

18:05

Rank: #4334

Start → 1.81 Miles

18:05 | 9:59/mi

1.81 Miles

18:05

Rank: #4334

Start → 1.81 Miles

18:05 | 9:59/mi

5.55 Miles

55:55

Rank: #4198 (+136)

1.81 Miles → 5.55 Miles

37:50 | 10:07/mi

5.55 Miles

55:55

Rank: #4198 (+136)

1.81 Miles → 5.55 Miles

37:50 | 10:07/mi

6.52 Miles

1:07:20

Rank: #4368 (-170)

5.55 Miles → 6.52 Miles

11:25 | 11:46/mi

6.52 Miles

1:07:20

Rank: #4368 (-170)

5.55 Miles → 6.52 Miles

11:25 | 11:46/mi

10.87 Miles

1:57:27

Rank: #4835 (-467)

6.52 Miles → 10.87 Miles

50:07 | 11:31/mi

10.87 Miles

1:57:27

Rank: #4835 (-467)

6.52 Miles → 10.87 Miles

50:07 | 11:31/mi

Garmin Hill Challenge· 11.38 mi

2:06:22

Rank: #5045 (-210)

10.87 Miles → Garmin Hill Challenge

8:55 | 17:30/mi

Garmin Hill Challenge· 11.38 mi

2:06:22

Rank: #5045 (-210)

10.87 Miles → Garmin Hill Challenge

8:55 | 17:30/mi

14.95 Miles

2:51:52

Rank: #5481 (-436)

Garmin Hill Challenge → 14.95 Miles

45:30 | 12:45/mi

14.95 Miles

2:51:52

Rank: #5481 (-436)

Garmin Hill Challenge → 14.95 Miles

45:30 | 12:45/mi

18 Miles

3:30:44

Rank: #5391 (+90)

14.95 Miles → 18 Miles

38:52 | 12:45/mi

18 Miles

3:30:44

Rank: #5391 (+90)

14.95 Miles → 18 Miles

38:52 | 12:45/mi

25 Miles

5:09:48

Rank: #5590 (-199)

18 Miles → 25 Miles

1:39:04 | 14:09/mi

25 Miles

5:09:48

Rank: #5590 (-199)

18 Miles → 25 Miles

1:39:04 | 14:09/mi

Finish· 26.22 mi

5:27:53

Rank: #5616 (-26)

25 Miles → Finish

18:05 | 14:50/mi

Finish· 26.22 mi

5:27:53

Rank: #5616 (-26)

25 Miles → Finish

18:05 | 14:50/mi

Course Map & Elevation

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Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
1.81 Miles	1.81 mi	06:01:10	18:05	9:59	18:05	9:59	-
5.55 Miles	5.55 mi	06:39:00	55:55	10:04	37:50	10:07	+0:08
6.52 Miles	6.52 mi	06:50:25	1:07:20	10:20	11:25	11:46	+1:39
10.87 Miles	10.87 mi	07:40:32	1:57:27	10:48	50:07	11:31	-0:15
Garmin Hill Challenge	11.38 mi	07:49:27	2:06:22	11:06	8:55	17:30	+5:59
14.95 Miles	14.95 mi	08:34:57	2:51:52	11:30	45:30	12:45	-4:45
18 Miles	18.00 mi	09:13:49	3:30:44	11:42	38:52	12:45	0:00
25 Miles	25.00 mi	10:52:53	5:09:48	12:24	1:39:04	14:09	+1:24
Finish	26.22 mi	11:10:58	5:27:53	12:31	18:05	14:50	+0:41

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

9:59 /mi

Average Pace

12:31 /mi

Slowest Pace

17:30 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:46:02

32% of race

Time at Steady Pace

1:35:47

29% of race

Time at Slower Pace

2:06:04

38% of race

Average Pace: 12:30 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment	Pace	Rank
1.81 Miles	1.81 mi	06:01:10	18:05	9:59	18:05	9:59	#4334
5.55 Miles	5.55 mi	06:39:00	55:55	10:04	37:50	10:07	#4198
6.52 Miles	6.52 mi	06:50:25	1:07:20	10:20	11:25	11:46	#4368
10.87 Miles	10.87 mi	07:40:32	1:57:27	10:48	50:07	11:31	#4835
Garmin Hill Challenge	11.38 mi	07:49:27	2:06:22	11:06	8:55	17:30	#5045
14.95 Miles	14.95 mi	08:34:57	2:51:52	11:30	45:30	12:45	#5481
18 Miles	18.00 mi	09:13:49	3:30:44	11:42	38:52	12:45	#5391
25 Miles	25.00 mi	10:52:53	5:09:48	12:24	1:39:04	14:09	#5590
Finish	26.22 mi	11:10:58	5:27:53	12:31	18:05	14:50	#5616

Faster pace

Steady pace

Slower pace

Est.Checkpoint not recorded (estimated)

~Segment time uses estimated prior

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M55-59	Seg. Overall	Seg. Males	Seg. M55-59
1.81 Miles	1.81 mi	1.81 mi	4334	3343	111	4334(Top 66%)	3343(Top 72%)	111(Top 62%)
5.55 Miles	5.55 mi	3.74 mi	4198+136	3265+78	104+7	4140(Top 63%)	3230(Top 70%)	101(Top 56%)
6.52 Miles	6.52 mi	0.97 mi	4368-170	3377-112	113-9	5417(Top 83%)	4034(Top 87%)	139(Top 77%)
10.87 Miles	10.87 mi	4.35 mi	4835-467	3683-306	124-11	5484(Top 84%)	4061(Top 88%)	146(Top 81%)
Garmin Hill Challenge	11.38 mi	0.51 mi	5045-210	3820-137	134-10	6069(Top 93%)	4396(Top 95%)	163(Top 91%)
14.95 Miles	14.95 mi	3.57 mi	5481-436	4052-232	146-12	5900(Top 90%)	4271(Top 92%)	157(Top 87%)
18 Miles	18.00 mi	3.05 mi	5391+90	3999+53	141+5	4754(Top 73%)	3516(Top 76%)	114(Top 63%)
25 Miles	25.00 mi	7.00 mi	5590-199	4071-72	146-5	5761(Top 88%)	4102(Top 88%)	152(Top 84%)
Finish	26.22 mi	1.22 mi	5616-26	4084-13	144+2	6012(Top 92%)	4289(Top 92%)	156(Top 87%)

156

Passing Analysis

Category:

Athletes Passed

543*

Passed By

1825

Net Change

-1282

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 1.81 Miles	-	-	-	-	#4334
1.81 Miles → 5.55 Miles	270	134	+136	#4334	#4198
5.55 Miles → 6.52 Miles	8	178	-170	#4198	#4368
6.52 Miles → 10.87 Miles	25*	492	-467	#4368	#4835
10.87 Miles → Garmin Hill Challenge	4	214	-210	#4835	#5045
Garmin Hill Challenge → 14.95 Miles	11*	447	-436	#5045	#5481
14.95 Miles → 18 Miles	153*	63	+90	#5481	#5391
18 Miles → 25 Miles	64*	263	-199	#5391	#5590
25 Miles → Finish	8*	34	-26	#5590	#5616
TOTALS	543*	1825	-1282

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

📊

Passing Visuals

Category:

📈Position Graph

🎨Heatmap Timeline

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

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Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

The San Francisco Marathon

Gregg Shiozaki

⏱️ Race Timeline

Course Map & Elevation

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

Checkpoint Splits

Checkpoints & Pacing

📈Pace Line

Pace Progression

📊Segments

Segment Time Comparison

🎨Heatmap

Pace Heatmap

✨Sparklines

Checkpoint Splits with Pace Trends

Checkpoint and Segment Rankings

Segment Performance Analysis

Start → 1.81 Miles

1.81 Miles→5.55 Miles

5.55 Miles→6.52 Miles

6.52 Miles→10.87 Miles

10.87 Miles→Garmin Hill Challenge

Garmin Hill Challenge→14.95 Miles

14.95 Miles→18 Miles

18 Miles→25 Miles

25 Miles→Finish

Passing Analysis

Passing Visuals

📈Position Graph

🎨Heatmap Timeline

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

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