Jason Chang

Bib: 2871•M•Age: 29

Mountain View, CA

0:00

0:00

/ mi

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Overall

#0 / 4888

Top 41%

Gender (Male)

#0 / 3570

Top 46%

Division (M25-29)

#0 / 732

Race Day Weather

69°/59°F

broken clouds

⏱️ Race Timeline

Start

0:00:00

Race begins

Start

0:00:00

Race begins

2.2 Miles

15:13

Rank: #573

Start → 2.2 Miles

15:13 | 6:55/mi

2.2 Miles

15:13

Rank: #573

Start → 2.2 Miles

15:13 | 6:55/mi

5.7 Miles

45:17

Rank: #661 (-88)

2.2 Miles → 5.7 Miles

30:04 | 8:35/mi

5.7 Miles

45:17

Rank: #661 (-88)

2.2 Miles → 5.7 Miles

30:04 | 8:35/mi

6.43 Miles

53:59

Rank: #720 (-59)

5.7 Miles → 6.43 Miles

8:42 | 11:55/mi

6.43 Miles

53:59

Rank: #720 (-59)

5.7 Miles → 6.43 Miles

8:42 | 11:55/mi

10.92 Miles

1:31:14

Rank: #944 (-224)

6.43 Miles → 10.92 Miles

37:15 | 8:18/mi

10.92 Miles

1:31:14

Rank: #944 (-224)

6.43 Miles → 10.92 Miles

37:15 | 8:18/mi

Garmin Hill Challenge· 11.42 mi

1:37:14

Rank: #995 (-51)

10.92 Miles → Garmin Hill Challenge

6:00 | 12:00/mi

Garmin Hill Challenge· 11.42 mi

1:37:14

Rank: #995 (-51)

10.92 Miles → Garmin Hill Challenge

6:00 | 12:00/mi

14.95 Miles

2:06:21

Rank: #1101 (-106)

Garmin Hill Challenge → 14.95 Miles

29:07 | 8:15/mi

14.95 Miles

2:06:21

Rank: #1101 (-106)

Garmin Hill Challenge → 14.95 Miles

29:07 | 8:15/mi

18 Miles

2:42:32

Rank: #1508 (-407)

14.95 Miles → 18 Miles

36:11 | 11:52/mi

18 Miles

2:42:32

Rank: #1508 (-407)

14.95 Miles → 18 Miles

36:11 | 11:52/mi

24 Miles

3:52:13

Rank: #1954 (-446)

18 Miles → 24 Miles

1:09:41 | 11:37/mi

24 Miles

3:52:13

Rank: #1954 (-446)

18 Miles → 24 Miles

1:09:41 | 11:37/mi

Finish· 26.22 mi

4:17:21

Rank: #2009 (-55)

24 Miles → Finish

25:08 | 11:20/mi

Finish· 26.22 mi

4:17:21

Rank: #2009 (-55)

24 Miles → Finish

25:08 | 11:20/mi

The Course

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Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
2.2 Miles	2.20 mi	05:38:21	15:13	6:55	15:13	6:55	-
5.7 Miles	5.70 mi	06:08:25	45:17	7:57	30:04	8:35	+1:40
6.43 Miles	6.43 mi	06:17:07	53:59	8:24	8:42	11:55	+3:20
10.92 Miles	10.92 mi	06:54:22	1:31:14	8:21	37:15	8:18	-3:37
Garmin Hill Challenge	11.42 mi	07:00:22	1:37:14	8:31	6:00	12:00	+3:42
14.95 Miles	14.95 mi	07:29:29	2:06:21	8:27	29:07	8:15	-3:45
18 Miles	18.00 mi	08:05:40	2:42:32	9:02	36:11	11:52	+3:37
24 Miles	24.00 mi	09:15:21	3:52:13	9:41	1:09:41	11:37	-0:15
Finish	26.22 mi	09:40:29	4:17:21	9:49	25:08	11:20	-0:17

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

6:55 /mi

Average Pace

9:49 /mi

Slowest Pace

12:00 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:51:39

43% of race

Time at Steady Pace

2:25:42

57% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:49 /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
2.2 Miles	2.20 mi	05:38:21	15:13	6:55	15:13	6:55	#573
5.7 Miles	5.70 mi	06:08:25	45:17	7:57	30:04	8:35	#661
6.43 Miles	6.43 mi	06:17:07	53:59	8:24	8:42	11:55	#720
10.92 Miles	10.92 mi	06:54:22	1:31:14	8:21	37:15	8:18	#944
Garmin Hill Challenge	11.42 mi	07:00:22	1:37:14	8:31	6:00	12:00	#995
14.95 Miles	14.95 mi	07:29:29	2:06:21	8:27	29:07	8:15	#1101
18 Miles	18.00 mi	08:05:40	2:42:32	9:02	36:11	11:52	#1508
24 Miles	24.00 mi	09:15:21	3:52:13	9:41	1:09:41	11:37	#1954
Finish	26.22 mi	09:40:29	4:17:21	9:49	25:08	11:20	#2009

Faster pace

Steady pace

Slower pace

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M25-29	Seg. Overall	Seg. Males	Seg. M25-29
2.2 Miles	2.20 mi	2.20 mi	573	526	118	573(Top 12%)	526(Top 15%)	118(Top 16%)
5.7 Miles	5.70 mi	3.50 mi	661-88	608-82	131-13	725(Top 15%)	665(Top 19%)	137(Top 19%)
6.43 Miles	6.43 mi	0.73 mi	720-59	664-56	143-12	1205(Top 25%)	1064(Top 30%)	235(Top 32%)
10.92 Miles	10.92 mi	4.49 mi	944-224	851-187	190-47	1283(Top 26%)	1131(Top 32%)	261(Top 36%)
Garmin Hill Challenge	11.42 mi	0.50 mi	995-51	896-45	196-6	2345(Top 48%)	1949(Top 55%)	464(Top 63%)
14.95 Miles	14.95 mi	3.53 mi	1101-106	982-86	219-23	1679(Top 34%)	1443(Top 40%)	323(Top 44%)
18 Miles	18.00 mi	3.05 mi	1508-407	1298-316	292-73	2816(Top 58%)	2238(Top 63%)	493(Top 67%)
24 Miles	24.00 mi	6.00 mi	1954-446	1620-322	365-73	3034(Top 62%)	2313(Top 65%)	501(Top 68%)
Finish	26.22 mi	2.22 mi	2009-55	1652-32	374-9	3004(Top 61%)	2269(Top 64%)	506(Top 69%)

506

Passing Analysis

Category:

Athletes Passed

97*

Passed By

1533

Net Change

-1436

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 2.2 Miles	-	-	-	-	#573
2.2 Miles → 5.7 Miles	36	124	-88	#573	#661
5.7 Miles → 6.43 Miles	1	60	-59	#661	#720
6.43 Miles → 10.92 Miles	5	229	-224	#720	#944
10.92 Miles → Garmin Hill Challenge	3	54	-51	#944	#995
Garmin Hill Challenge → 14.95 Miles	8	114	-106	#995	#1101
14.95 Miles → 18 Miles	6*	413	-407	#1101	#1508
18 Miles → 24 Miles	23*	469	-446	#1508	#1954
24 Miles → Finish	15*	70	-55	#1954	#2009
TOTALS	97*	1533	-1436

* 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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Results processed 9 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

Jason Chang

⏱️ Race Timeline

The Course

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 → 2.2 Miles

2.2 Miles→5.7 Miles

5.7 Miles→6.43 Miles

6.43 Miles→10.92 Miles

10.92 Miles→Garmin Hill Challenge

Garmin Hill Challenge→14.95 Miles

14.95 Miles→18 Miles

18 Miles→24 Miles

24 Miles→Finish

Passing Analysis

Passing Visuals

📈Position Graph

🎨Heatmap Timeline

🔄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