Jonathan Chan

Bib: 5107•M•Age: 52

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

Division (M50-54)

#0 / 245

Race Day Weather

59°/49°F

scattered clouds

⏱️ Race Timeline

Start

0:00:00

Race begins

Start

0:00:00

Race begins

21:01

Rank: #5131

Start → 2M

21:01 | 10:30/mi

21:01

Rank: #5131

Start → 2M

21:01 | 10:30/mi

43:25

Rank: #5503 (-372)

2M → 4M

22:24 | 11:12/mi

43:25

Rank: #5503 (-372)

2M → 4M

22:24 | 11:12/mi

1:05:49

Rank: #5476 (+27)

4M → 6M

22:24 | 11:12/mi

1:05:49

Rank: #5476 (+27)

4M → 6M

22:24 | 11:12/mi

1:27:10

Rank: #5419 (+57)

6M → 8M

21:21 | 10:40/mi

1:27:10

Rank: #5419 (+57)

6M → 8M

21:21 | 10:40/mi

9.6M

1:46:53

Rank: #5494 (-75)

8M → 9.6M

19:43 | 12:19/mi

9.6M

1:46:53

Rank: #5494 (-75)

8M → 9.6M

19:43 | 12:19/mi

10M

1:49:50

Rank: #5466 (+28)

9.6M → 10M

2:57 | 7:23/mi

10M

1:49:50

Rank: #5466 (+28)

9.6M → 10M

2:57 | 7:23/mi

10.5M

1:59:13

Rank: #5661 (-195)

10M → 10.5M

9:23 | 18:46/mi

10.5M

1:59:13

Rank: #5661 (-195)

10M → 10.5M

9:23 | 18:46/mi

12M

2:17:08

Rank: #5726 (-65)

10.5M → 12M

17:55 | 11:57/mi

12M

2:17:08

Rank: #5726 (-65)

10.5M → 12M

17:55 | 11:57/mi

14M

2:41:23

Rank: #5618 (+108)

12M → 14M

24:15 | 12:07/mi

14M

2:41:23

Rank: #5618 (+108)

12M → 14M

24:15 | 12:07/mi

16M

3:00:14

Rank: #5416 (+202)

14M → 16M

18:51 | 9:25/mi

16M

3:00:14

Rank: #5416 (+202)

14M → 16M

18:51 | 9:25/mi

18M

3:27:47

Rank: #5504 (-88)

16M → 18M

27:33 | 13:47/mi

18M

3:27:47

Rank: #5504 (-88)

16M → 18M

27:33 | 13:47/mi

20M

3:54:01

Rank: #5567 (-63)

18M → 20M

26:14 | 13:07/mi

20M

3:54:01

Rank: #5567 (-63)

18M → 20M

26:14 | 13:07/mi

22M

4:17:10

Rank: #5510 (+57)

20M → 22M

23:09 | 11:34/mi

22M

4:17:10

Rank: #5510 (+57)

20M → 22M

23:09 | 11:34/mi

24M

4:42:58

Rank: #5436 (+74)

22M → 24M

25:48 | 12:54/mi

24M

4:42:58

Rank: #5436 (+74)

22M → 24M

25:48 | 12:54/mi

Finish· 26.22 mi

5:11:03

Rank: #5402 (+34)

24M → Finish

28:05 | 12:39/mi

Finish· 26.22 mi

5:11:03

Rank: #5402 (+34)

24M → Finish

28:05 | 12:39/mi

The Course

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Half Splits

1st Half· via 14M

Distance14.00 mi

Time2:41:23

Pace11:32 /mi

2nd Half✓ Faster

Distance12.22 mi

Time2:29:40

Pace12:15 /mi

📊Negative Split: 7.3% faster second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
2M	2.00 mi	05:44:15	21:01	10:30	21:01	10:30	-
4M	4.00 mi	06:06:39	43:25	10:51	22:24	11:12	+0:42
6M	6.00 mi	06:29:03	1:05:49	10:58	22:24	11:12	0:00
8M	8.00 mi	06:50:24	1:27:10	10:54	21:21	10:40	-0:32
9.6M	9.60 mi	07:10:07	1:46:53	11:08	19:43	12:19	+1:39
10M	10.00 mi	07:13:04	1:49:50	10:59	2:57	7:23	-4:56
10.5M	10.50 mi	07:22:27	1:59:13	11:21	9:23	18:46	+11:23
12M	12.00 mi	07:40:22	2:17:08	11:26	17:55	11:57	-6:49
14M	14.00 mi	08:04:37	2:41:23	11:32	24:15	12:07	+0:10
16M	16.00 mi	08:23:28	3:00:14	11:16	18:51	9:25	-2:42
18M	18.00 mi	08:51:01	3:27:47	11:33	27:33	13:47	+4:22
20M	20.00 mi	09:17:15	3:54:01	11:42	26:14	13:07	-0:40
22M	22.00 mi	09:40:24	4:17:10	11:41	23:09	11:34	-1:33
24M	24.00 mi	10:06:12	4:42:58	11:47	25:48	12:54	+1:20
Finish	26.22 mi	10:34:17	5:11:03	11:52	28:05	12:39	-0:15

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

7:23 /mi

Average Pace

11:52 /mi

Slowest Pace

18:46 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:04:10

21% of race

Time at Steady Pace

3:29:57

67% of race

Time at Slower Pace

36:56

12% of race

Average Pace: 11:52 /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	05:44:15	21:01	10:30	21:01	10:30	#5131
4M	4.00 mi	06:06:39	43:25	10:51	22:24	11:12	#5503
6M	6.00 mi	06:29:03	1:05:49	10:58	22:24	11:12	#5476
8M	8.00 mi	06:50:24	1:27:10	10:54	21:21	10:40	#5419
9.6M	9.60 mi	07:10:07	1:46:53	11:08	19:43	12:19	#5494
10M	10.00 mi	07:13:04	1:49:50	10:59	2:57	7:23	#5466
10.5M	10.50 mi	07:22:27	1:59:13	11:21	9:23	18:46	#5661
12M	12.00 mi	07:40:22	2:17:08	11:26	17:55	11:57	#5726
14M	14.00 mi	08:04:37	2:41:23	11:32	24:15	12:07	#5618
16M	16.00 mi	08:23:28	3:00:14	11:16	18:51	9:25	#5416
18M	18.00 mi	08:51:01	3:27:47	11:33	27:33	13:47	#5504
20M	20.00 mi	09:17:15	3:54:01	11:42	26:14	13:07	#5567
22M	22.00 mi	09:40:24	4:17:10	11:41	23:09	11:34	#5510
24M	24.00 mi	10:06:12	4:42:58	11:47	25:48	12:54	#5436
Finish	26.22 mi	10:34:17	5:11:03	11:52	28:05	12:39	#5402

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 89%

Garmin Challenge

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

12:20

Segment Time

13:42/mi

Pace

0.90 mi

Distance

Overall

6413

Men

4605

Division

222

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M50-54	Seg. Overall	Seg. Males	Seg. M50-54
2M	2.00 mi	2.00 mi	5131	3854	173	5979(Top 83%)	4380(Top 87%)	188(Top 77%)
4M	4.00 mi	2.00 mi	5503-372	4081-227	188-15	5835(Top 81%)	4287(Top 85%)	195(Top 80%)
6M	6.00 mi	2.00 mi	5476+27	4076+5	186+2	5603(Top 78%)	4147(Top 82%)	180(Top 73%)
8M	8.00 mi	2.00 mi	5419+57	4041+35	183+3	5258(Top 73%)	3946(Top 78%)	168(Top 69%)
9.6M	9.60 mi	1.60 mi	5494-75	4089-48	183	5848(Top 82%)	4281(Top 85%)	192(Top 78%)
10M	10.00 mi	0.40 mi	5466+28	4071+18	183	4805(Top 67%)	3643(Top 72%)	161(Top 66%)
10.5M	10.50 mi	0.50 mi	5661-195	4197-126	186-3	6732(Top 94%)	4795(Top 95%)	233(Top 95%)
12M	12.00 mi	1.50 mi	5726-65	4224-27	189-3	5979(Top 83%)	4380(Top 87%)	188(Top 77%)
14M	14.00 mi	2.00 mi	5618+108	4144+80	182+7	5230(Top 73%)	3902(Top 77%)	165(Top 67%)
16M	16.00 mi	2.00 mi	5416+202	4018+126	176+6	4007(Top 56%)	3063(Top 61%)	140(Top 57%)
18M	18.00 mi	2.00 mi	5504-88	4068-50	178-2	5843(Top 82%)	4199(Top 83%)	202(Top 82%)
20M	20.00 mi	2.00 mi	5567-63	4102-34	180-2	5771(Top 81%)	4123(Top 82%)	199(Top 81%)
22M	22.00 mi	2.00 mi	5510+57	4051+51	178+2	4855(Top 68%)	3499(Top 69%)	166(Top 68%)
24M	24.00 mi	2.00 mi	5436+74	3989+62	176+2	4701(Top 66%)	3373(Top 67%)	162(Top 66%)
Finish	26.22 mi	2.22 mi	5402+34	3961+28	175+1	5104(Top 71%)	3664(Top 73%)	170(Top 69%)

170

Passing Analysis

Category:

Athletes Passed

1189*

Passed By

1460

Net Change

-271

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 2M	-	-	-	-	#5131
2M → 4M	63*	435	-372	#5131	#5503
4M → 6M	161	134	+27	#5503	#5476
6M → 8M	105*	48	+57	#5476	#5419
8M → 9.6M	64*	139	-75	#5419	#5494
9.6M → 10M	34	6	+28	#5494	#5466
10M → 10.5M	17	212	-195	#5466	#5661
10.5M → 12M	42	107	-65	#5661	#5726
12M → 14M	131*	23	+108	#5726	#5618
14M → 16M	217*	15	+202	#5618	#5416
16M → 18M	66	154	-88	#5416	#5504
18M → 20M	41*	104	-63	#5504	#5567
20M → 22M	83*	26	+57	#5567	#5510
22M → 24M	89*	15	+74	#5510	#5436
24M → Finish	76*	42	+34	#5436	#5402
TOTALS	1189*	1460	-271

* 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 12 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

Jonathan Chan

⏱️ 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