Joseph Chang

Bib: 5777•M•Age: 49

SAN RAMON, CA

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 7166

Gender (Male)

#0 / 5052

Masters (Masters Men)

#0 / 1321

Division (M45-49)

#0 / 319

Race Day Weather

59°/49°F

scattered clouds

⏱️ Race Timeline

Start

0:00:00

Race begins

Start

0:00:00

Race begins

19:22

Rank: #3613

Start → 2M

19:22 | 9:41/mi

19:22

Rank: #3613

Start → 2M

19:22 | 9:41/mi

39:15

Rank: #3725 (-112)

2M → 4M

19:53 | 9:57/mi

39:15

Rank: #3725 (-112)

2M → 4M

19:53 | 9:57/mi

59:36

Rank: #3850 (-125)

4M → 6M

20:21 | 10:10/mi

59:36

Rank: #3850 (-125)

4M → 6M

20:21 | 10:10/mi

1:20:02

Rank: #3968 (-118)

6M → 8M

20:26 | 10:13/mi

1:20:02

Rank: #3968 (-118)

6M → 8M

20:26 | 10:13/mi

9.6M

1:37:10

Rank: #3927 (+41)

8M → 9.6M

17:08 | 10:42/mi

9.6M

1:37:10

Rank: #3927 (+41)

8M → 9.6M

17:08 | 10:42/mi

10M

1:40:01

Rank: #3945 (-18)

9.6M → 10M

2:51 | 7:08/mi

10M

1:40:01

Rank: #3945 (-18)

9.6M → 10M

2:51 | 7:08/mi

10.5M

1:47:38

Rank: #4039 (-94)

10M → 10.5M

7:37 | 15:14/mi

10.5M

1:47:38

Rank: #4039 (-94)

10M → 10.5M

7:37 | 15:14/mi

12M

2:04:25

Rank: #4249 (-210)

10.5M → 12M

16:47 | 11:11/mi

12M

2:04:25

Rank: #4249 (-210)

10.5M → 12M

16:47 | 11:11/mi

14M

2:28:48

Rank: #4450 (-201)

12M → 14M

24:23 | 12:11/mi

14M

2:28:48

Rank: #4450 (-201)

12M → 14M

24:23 | 12:11/mi

16M

2:53:25

Rank: #4850 (-400)

14M → 16M

24:37 | 12:19/mi

16M

2:53:25

Rank: #4850 (-400)

14M → 16M

24:37 | 12:19/mi

18M

3:18:02

Rank: #4810 (+40)

16M → 18M

24:37 | 12:19/mi

18M

3:18:02

Rank: #4810 (+40)

16M → 18M

24:37 | 12:19/mi

20M

3:44:42

Rank: #4984 (-174)

18M → 20M

26:40 | 13:20/mi

20M

3:44:42

Rank: #4984 (-174)

18M → 20M

26:40 | 13:20/mi

22M

4:11:06

Rank: #5177 (-193)

20M → 22M

26:24 | 13:12/mi

22M

4:11:06

Rank: #5177 (-193)

20M → 22M

26:24 | 13:12/mi

24M

4:41:15

Rank: #5362 (-185)

22M → 24M

30:09 | 15:05/mi

24M

4:41:15

Rank: #5362 (-185)

22M → 24M

30:09 | 15:05/mi

Finish· 26.22 mi

5:13:47

Rank: #5496 (-134)

24M → Finish

32:32 | 14:40/mi

Finish· 26.22 mi

5:13:47

Rank: #5496 (-134)

24M → Finish

32:32 | 14:40/mi

The Course

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Half Splits

1st Half· via 14MFaster

Distance14.00 mi

Time2:28:48

Pace10:38 /mi

2nd Half

Distance12.22 mi

Time2:44:59

Pace13:30 /mi

📊Positive Split: 10.9% slower second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
2M	2.00 mi	05:47:18	19:22	9:41	19:22	9:41	-
4M	4.00 mi	06:07:11	39:15	9:49	19:53	9:57	+0:16
6M	6.00 mi	06:27:32	59:36	9:56	20:21	10:10	+0:13
8M	8.00 mi	06:47:58	1:20:02	10:00	20:26	10:13	+0:03
9.6M	9.60 mi	07:05:06	1:37:10	10:07	17:08	10:42	+0:29
10M	10.00 mi	07:07:57	1:40:01	10:00	2:51	7:08	-3:34
10.5M	10.50 mi	07:15:34	1:47:38	10:15	7:37	15:14	+8:06
12M	12.00 mi	07:32:21	2:04:25	10:22	16:47	11:11	-4:03
14M	14.00 mi	07:56:44	2:28:48	10:38	24:23	12:11	+1:00
16M	16.00 mi	08:21:21	2:53:25	10:50	24:37	12:19	+0:08
18M	18.00 mi	08:45:58	3:18:02	11:00	24:37	12:19	0:00
20M	20.00 mi	09:12:38	3:44:42	11:14	26:40	13:20	+1:01
22M	22.00 mi	09:39:02	4:11:06	11:25	26:24	13:12	-0:08
24M	24.00 mi	10:09:11	4:41:15	11:43	30:09	15:05	+1:53
Finish	26.22 mi	10:41:43	5:13:47	11:59	32:32	14:40	-0:25

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

7:08 /mi

Average Pace

11:59 /mi

Slowest Pace

15:14 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:40:01

32% of race

Time at Steady Pace

1:56:48

37% of race

Time at Slower Pace

1:36:58

31% of race

Average Pace: 11:58 /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	05:47:18	19:22	9:41	19:22	9:41	#3613
4M	4.00 mi	06:07:11	39:15	9:49	19:53	9:57	#3725
6M	6.00 mi	06:27:32	59:36	9:56	20:21	10:10	#3850
8M	8.00 mi	06:47:58	1:20:02	10:00	20:26	10:13	#3968
9.6M	9.60 mi	07:05:06	1:37:10	10:07	17:08	10:42	#3927
10M	10.00 mi	07:07:57	1:40:01	10:00	2:51	7:08	#3945
10.5M	10.50 mi	07:15:34	1:47:38	10:15	7:37	15:14	#4039
12M	12.00 mi	07:32:21	2:04:25	10:22	16:47	11:11	#4249
14M	14.00 mi	07:56:44	2:28:48	10:38	24:23	12:11	#4450
16M	16.00 mi	08:21:21	2:53:25	10:50	24:37	12:19	#4850
18M	18.00 mi	08:45:58	3:18:02	11:00	24:37	12:19	#4810
20M	20.00 mi	09:12:38	3:44:42	11:14	26:40	13:20	#4984
22M	22.00 mi	09:39:02	4:11:06	11:25	26:24	13:12	#5177
24M	24.00 mi	10:09:11	4:41:15	11:43	30:09	15:05	#5362
Finish	26.22 mi	10:41:43	5:13:47	11:59	32:32	14:40	#5496

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 69%

Garmin Challenge

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

10:28

Segment Time

11:38/mi

Pace

0.90 mi

Distance

Overall

4954

Men

3723

Division

224

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	3613	2905	181	5361(Top 75%)	3972(Top 79%)	241(Top 76%)
4M	4.00 mi	2.00 mi	3725-112	2982-77	181	3920(Top 55%)	3123(Top 62%)	186(Top 58%)
6M	6.00 mi	2.00 mi	3850-125	3074-92	182-1	4084(Top 57%)	3222(Top 64%)	186(Top 58%)
8M	8.00 mi	2.00 mi	3968-118	3152-78	188-6	4552(Top 64%)	3514(Top 70%)	217(Top 68%)
9.6M	9.60 mi	1.60 mi	3927+41	3122+30	187+1	4057(Top 57%)	3175(Top 63%)	185(Top 58%)
10M	10.00 mi	0.40 mi	3945-18	3133-11	190-3	4323(Top 60%)	3353(Top 66%)	203(Top 64%)
10.5M	10.50 mi	0.50 mi	4039-94	3181-48	193-3	5327(Top 74%)	3942(Top 78%)	245(Top 77%)
12M	12.00 mi	1.50 mi	4249-210	3311-130	195-2	5361(Top 75%)	3972(Top 79%)	241(Top 76%)
14M	14.00 mi	2.00 mi	4450-201	3426-115	202-7	5302(Top 74%)	3944(Top 78%)	244(Top 76%)
16M	16.00 mi	2.00 mi	4850-400	3672-246	228-26	6303(Top 88%)	4524(Top 90%)	284(Top 89%)
18M	18.00 mi	2.00 mi	4810+40	3636+36	222+6	4702(Top 66%)	3482(Top 69%)	214(Top 67%)
20M	20.00 mi	2.00 mi	4984-174	3726-90	232-10	5920(Top 83%)	4225(Top 84%)	272(Top 85%)
22M	22.00 mi	2.00 mi	5177-193	3833-107	238-6	6137(Top 86%)	4349(Top 86%)	284(Top 89%)
24M	24.00 mi	2.00 mi	5362-185	3942-109	245-7	6281(Top 88%)	4445(Top 88%)	289(Top 91%)
Finish	26.22 mi	2.22 mi	5496-134	4020-78	254-9	6329(Top 88%)	4467(Top 88%)	280(Top 88%)

280

Passing Analysis

Category:

Athletes Passed

583*

Passed By

2466

Net Change

-1883

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 2M	-	-	-	-	#3613
2M → 4M	84*	196	-112	#3613	#3725
4M → 6M	72	197	-125	#3725	#3850
6M → 8M	38*	156	-118	#3850	#3968
8M → 9.6M	94*	53	+41	#3968	#3927
9.6M → 10M	13	31	-18	#3927	#3945
10M → 10.5M	24	118	-94	#3945	#4039
10.5M → 12M	18	228	-210	#4039	#4249
12M → 14M	22*	223	-201	#4249	#4450
14M → 16M	17*	417	-400	#4450	#4850
16M → 18M	123	83	+40	#4850	#4810
18M → 20M	28*	202	-174	#4810	#4984
20M → 22M	18*	211	-193	#4984	#5177
22M → 24M	14*	199	-185	#5177	#5362
24M → Finish	18*	152	-134	#5362	#5496
TOTALS	583*	2466	-1883

* 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 10 days ago

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

The San Francisco Marathon

Race timed by

Race Place Events

Joseph Chang

⏱️ 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