David Ching

Bib: 6113•M•Age: 66

Sunnyvale, CA

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 7166

Gender (Male)

#0 / 5052

Masters (Masters Men)

#0 / 1321

Top 49%

Division (M65-69)

#0 / 54

Top 24%

Race Day Weather

59°/49°F

scattered clouds

⏱️ Race Timeline

Start

0:00:00

Race begins

Start

0:00:00

Race begins

19:26

Rank: #3662

Start → 2M

19:26 | 9:43/mi

19:26

Rank: #3662

Start → 2M

19:26 | 9:43/mi

39:38

Rank: #3917 (-255)

2M → 4M

20:12 | 10:06/mi

39:38

Rank: #3917 (-255)

2M → 4M

20:12 | 10:06/mi

59:20

Rank: #3769 (+148)

4M → 6M

19:42 | 9:51/mi

59:20

Rank: #3769 (+148)

4M → 6M

19:42 | 9:51/mi

1:19:31

Rank: #3872 (-103)

6M → 8M

20:11 | 10:05/mi

1:19:31

Rank: #3872 (-103)

6M → 8M

20:11 | 10:05/mi

9.6M

1:36:51

Rank: #3891 (-19)

8M → 9.6M

17:20 | 10:50/mi

9.6M

1:36:51

Rank: #3891 (-19)

8M → 9.6M

17:20 | 10:50/mi

10M

1:39:45

Rank: #3891

9.6M → 10M

2:54 | 7:15/mi

10M

1:39:45

Rank: #3891

9.6M → 10M

2:54 | 7:15/mi

10.5M

1:46:24

Rank: #3854 (+37)

10M → 10.5M

6:39 | 13:18/mi

10.5M

1:46:24

Rank: #3854 (+37)

10M → 10.5M

6:39 | 13:18/mi

12M

2:01:55

Rank: #3930 (-76)

10.5M → 12M

15:31 | 10:21/mi

12M

2:01:55

Rank: #3930 (-76)

10.5M → 12M

15:31 | 10:21/mi

14M

2:24:21

Rank: #3950 (-20)

12M → 14M

22:26 | 11:13/mi

14M

2:24:21

Rank: #3950 (-20)

12M → 14M

22:26 | 11:13/mi

16M

2:41:35

Rank: #3783 (+167)

14M → 16M

17:14 | 8:37/mi

16M

2:41:35

Rank: #3783 (+167)

14M → 16M

17:14 | 8:37/mi

18M

3:06:44

Rank: #3982 (-199)

16M → 18M

25:09 | 12:35/mi

18M

3:06:44

Rank: #3982 (-199)

16M → 18M

25:09 | 12:35/mi

20M

3:28:32

Rank: #3898 (+84)

18M → 20M

21:48 | 10:54/mi

20M

3:28:32

Rank: #3898 (+84)

18M → 20M

21:48 | 10:54/mi

22M

3:49:23

Rank: #3856 (+42)

20M → 22M

20:51 | 10:25/mi

22M

3:49:23

Rank: #3856 (+42)

20M → 22M

20:51 | 10:25/mi

24M

4:11:33

Rank: #3745 (+111)

22M → 24M

22:10 | 11:05/mi

24M

4:11:33

Rank: #3745 (+111)

22M → 24M

22:10 | 11:05/mi

Finish· 26.22 mi

4:33:59

Rank: #3585 (+160)

24M → Finish

22:26 | 10:07/mi

Finish· 26.22 mi

4:33:59

Rank: #3585 (+160)

24M → Finish

22:26 | 10:07/mi

The Course

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Half Splits

1st Half· via 14M

Distance14.00 mi

Time2:24:21

Pace10:19 /mi

2nd Half✓ Faster

Distance12.22 mi

Time2:09:38

Pace10:37 /mi

📊Negative Split: 10.2% faster second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
2M	2.00 mi	05:45:06	19:26	9:43	19:26	9:43	-
4M	4.00 mi	06:05:18	39:38	9:55	20:12	10:06	+0:23
6M	6.00 mi	06:25:00	59:20	9:53	19:42	9:51	-0:15
8M	8.00 mi	06:45:11	1:19:31	9:56	20:11	10:05	+0:14
9.6M	9.60 mi	07:02:31	1:36:51	10:05	17:20	10:50	+0:45
10M	10.00 mi	07:05:25	1:39:45	9:59	2:54	7:15	-3:35
10.5M	10.50 mi	07:12:04	1:46:24	10:08	6:39	13:18	+6:03
12M	12.00 mi	07:27:35	2:01:55	10:10	15:31	10:21	-2:57
14M	14.00 mi	07:50:01	2:24:21	10:19	22:26	11:13	+0:52
16M	16.00 mi	08:07:15	2:41:35	10:06	17:14	8:37	-2:36
18M	18.00 mi	08:32:24	3:06:44	10:22	25:09	12:35	+3:58
20M	20.00 mi	08:54:12	3:28:32	10:26	21:48	10:54	-1:41
22M	22.00 mi	09:15:03	3:49:23	10:26	20:51	10:25	-0:29
24M	24.00 mi	09:37:13	4:11:33	10:29	22:10	11:05	+0:40
Finish	26.22 mi	09:59:39	4:33:59	10:27	22:26	10:07	-0:58

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

7:15 /mi

Average Pace

10:27 /mi

Slowest Pace

13:18 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

20:08

7% of race

Time at Steady Pace

2:57:27

65% of race

Time at Slower Pace

1:16:24

28% of race

Average Pace: 10:27 /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	05:45:06	19:26	9:43	19:26	9:43	#3662
4M	4.00 mi	06:05:18	39:38	9:55	20:12	10:06	#3917
6M	6.00 mi	06:25:00	59:20	9:53	19:42	9:51	#3769
8M	8.00 mi	06:45:11	1:19:31	9:56	20:11	10:05	#3872
9.6M	9.60 mi	07:02:31	1:36:51	10:05	17:20	10:50	#3891
10M	10.00 mi	07:05:25	1:39:45	9:59	2:54	7:15	#3891
10.5M	10.50 mi	07:12:04	1:46:24	10:08	6:39	13:18	#3854
12M	12.00 mi	07:27:35	2:01:55	10:10	15:31	10:21	#3930
14M	14.00 mi	07:50:01	2:24:21	10:19	22:26	11:13	#3950
16M	16.00 mi	08:07:15	2:41:35	10:06	17:14	8:37	#3783
18M	18.00 mi	08:32:24	3:06:44	10:22	25:09	12:35	#3982
20M	20.00 mi	08:54:12	3:28:32	10:26	21:48	10:54	#3898
22M	22.00 mi	09:15:03	3:49:23	10:26	20:51	10:25	#3856
24M	24.00 mi	09:37:13	4:11:33	10:29	22:10	11:05	#3745
Finish	26.22 mi	09:59:39	4:33:59	10:27	22:26	10:07	#3585

Faster pace

Steady pace

Slower pace

Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 52%

Garmin Challenge

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

9:33

Segment Time

10:37/mi

Pace

0.90 mi

Distance

Overall

3751

Men

2976

Division

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M65-69	Seg. Overall	Seg. Males	Seg. M65-69
2M	2.00 mi	2.00 mi	3662	2940	15	4487(Top 63%)	3454(Top 68%)	16(Top 30%)
4M	4.00 mi	2.00 mi	3917-255	3117-177	16-1	4184(Top 58%)	3290(Top 65%)	17(Top 31%)
6M	6.00 mi	2.00 mi	3769+148	3019+98	15+1	3618(Top 50%)	2908(Top 58%)	14(Top 26%)
8M	8.00 mi	2.00 mi	3872-103	3085-66	15	4341(Top 61%)	3372(Top 67%)	14(Top 26%)
9.6M	9.60 mi	1.60 mi	3891-19	3097-12	14+1	4200(Top 59%)	3261(Top 65%)	16(Top 30%)
10M	10.00 mi	0.40 mi	3891	3097	14	4523(Top 63%)	3480(Top 69%)	19(Top 35%)
10.5M	10.50 mi	0.50 mi	3854+37	3069+28	13+1	3606(Top 50%)	2853(Top 56%)	14(Top 26%)
12M	12.00 mi	1.50 mi	3930-76	3107-38	14-1	4487(Top 63%)	3454(Top 68%)	16(Top 30%)
14M	14.00 mi	2.00 mi	3950-20	3115-8	14	4252(Top 59%)	3283(Top 65%)	16(Top 30%)
16M	16.00 mi	2.00 mi	3783+167	2999+116	14	2976(Top 42%)	2334(Top 46%)	15(Top 28%)
18M	18.00 mi	2.00 mi	3982-199	3115-116	14	4911(Top 69%)	3617(Top 72%)	25(Top 46%)
20M	20.00 mi	2.00 mi	3898+84	3037+78	13+1	3595(Top 50%)	2724(Top 54%)	17(Top 31%)
22M	22.00 mi	2.00 mi	3856+42	2998+39	14-1	3628(Top 51%)	2699(Top 53%)	15(Top 28%)
24M	24.00 mi	2.00 mi	3745+111	2901+97	14	2907(Top 41%)	2178(Top 43%)	12(Top 22%)
Finish	26.22 mi	2.22 mi	3585+160	2780+121	13+1	2415(Top 34%)	1830(Top 36%)	6(Top 11%)

M65-69

Passing Analysis

Category:

Athletes Passed

1243*

Passed By

1166

Net Change

+77

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 2M	-	-	-	-	#3662
2M → 4M	58*	313	-255	#3662	#3917
4M → 6M	189	41	+148	#3917	#3769
6M → 8M	38*	141	-103	#3769	#3872
8M → 9.6M	62*	81	-19	#3872	#3891
9.6M → 10M	10	10	0	#3891	#3891
10M → 10.5M	55	18	+37	#3891	#3854
10.5M → 12M	56	132	-76	#3854	#3930
12M → 14M	51*	71	-20	#3930	#3950
14M → 16M	212*	45	+167	#3950	#3783
16M → 18M	30	229	-199	#3783	#3982
18M → 20M	106*	22	+84	#3982	#3898
20M → 22M	76*	34	+42	#3898	#3856
22M → 24M	135*	24	+111	#3856	#3745
24M → Finish	165*	5	+160	#3745	#3585
TOTALS	1243*	1166	+77

* 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

David Ching

⏱️ 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

📈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