Zhaolong Zhong

Bib: 1235•M•Age: 38

San Francisco, CA

0:00

0:00

/ mi

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Overall

#0 / 7166

Top 2%

Gender (Male)

#0 / 5052

Top 2%

Division (M35-39)

#0 / 717

Top 2%

Race Day Weather

59°/49°F

scattered clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start

0:00:00

Race begins

Start

0:00:00

Race begins

12:49

Rank: #58

Start → 2M

12:49 | 6:24/mi

12:49

Rank: #58

Start → 2M

12:49 | 6:24/mi

25:51

Rank: #53 (+5)

2M → 4M

13:02 | 6:31/mi

25:51

Rank: #53 (+5)

2M → 4M

13:02 | 6:31/mi

39:11

Rank: #55 (-2)

4M → 6M

13:20 | 6:40/mi

39:11

Rank: #55 (-2)

4M → 6M

13:20 | 6:40/mi

52:19

Rank: #56 (-1)

6M → 8M

13:08 | 6:34/mi

52:19

Rank: #56 (-1)

6M → 8M

13:08 | 6:34/mi

9.6M

1:03:50

Rank: #62 (-6)

8M → 9.6M

11:31 | 7:12/mi

9.6M

1:03:50

Rank: #62 (-6)

8M → 9.6M

11:31 | 7:12/mi

10M

1:05:45

Rank: #63 (-1)

9.6M → 10M

1:55 | 4:48/mi

10M

1:05:45

Rank: #63 (-1)

9.6M → 10M

1:55 | 4:48/mi

10.5M

1:10:19

Rank: #65 (-2)

10M → 10.5M

4:34 | 9:08/mi

10.5M

1:10:19

Rank: #65 (-2)

10M → 10.5M

4:34 | 9:08/mi

12M

1:20:06

Rank: #72 (-7)

10.5M → 12M

9:47 | 6:31/mi

12M

1:20:06

Rank: #72 (-7)

10.5M → 12M

9:47 | 6:31/mi

14M

1:34:36

Rank: #75 (-3)

12M → 14M

14:30 | 7:15/mi

14M

1:34:36

Rank: #75 (-3)

12M → 14M

14:30 | 7:15/mi

16M

1:45:46

Rank: #76 (-1)

14M → 16M

11:10 | 5:35/mi

16M

1:45:46

Rank: #76 (-1)

14M → 16M

11:10 | 5:35/mi

18M

2:02:40

Rank: #102 (-26)

16M → 18M

16:54 | 8:27/mi

18M

2:02:40

Rank: #102 (-26)

16M → 18M

16:54 | 8:27/mi

20M

2:17:47

Rank: #111 (-9)

18M → 20M

15:07 | 7:33/mi

20M

2:17:47

Rank: #111 (-9)

18M → 20M

15:07 | 7:33/mi

22M

2:32:26

Rank: #119 (-8)

20M → 22M

14:39 | 7:19/mi

22M

2:32:26

Rank: #119 (-8)

20M → 22M

14:39 | 7:19/mi

24M

2:48:53

Rank: #135 (-16)

22M → 24M

16:27 | 8:14/mi

24M

2:48:53

Rank: #135 (-16)

22M → 24M

16:27 | 8:14/mi

Finish· 26.22 mi

3:05:08

Rank: #123 (+12)

24M → Finish

16:15 | 7:19/mi

Finish· 26.22 mi

3:05:08

Rank: #123 (+12)

24M → Finish

16:15 | 7:19/mi

Course Map & Elevation

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Half Splits

1st Half· via 14M

Distance14.00 mi

Time1:34:36

Pace6:45 /mi

2nd Half✓ Faster

Distance12.22 mi

Time1:30:32

Pace7:25 /mi

📊Negative Split: 4.3% faster second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
2M	2.00 mi	05:36:11	12:49	6:24	12:49	6:24	-
4M	4.00 mi	05:49:13	25:51	6:28	13:02	6:31	+0:07
6M	6.00 mi	06:02:33	39:11	6:32	13:20	6:40	+0:09
8M	8.00 mi	06:15:41	52:19	6:32	13:08	6:34	-0:06
9.6M	9.60 mi	06:27:12	1:03:50	6:39	11:31	7:12	+0:38
10M	10.00 mi	06:29:07	1:05:45	6:35	1:55	4:48	-2:24
10.5M	10.50 mi	06:33:41	1:10:19	6:42	4:34	9:08	+4:20
12M	12.00 mi	06:43:28	1:20:06	6:41	9:47	6:31	-2:37
14M	14.00 mi	06:57:58	1:34:36	6:45	14:30	7:15	+0:44
16M	16.00 mi	07:09:08	1:45:46	6:37	11:10	5:35	-1:40
18M	18.00 mi	07:26:02	2:02:40	6:49	16:54	8:27	+2:52
20M	20.00 mi	07:41:09	2:17:47	6:53	15:07	7:33	-0:54
22M	22.00 mi	07:55:48	2:32:26	6:56	14:39	7:19	-0:14
24M	24.00 mi	08:12:15	2:48:53	7:02	16:27	8:14	+0:55
Finish	26.22 mi	08:28:30	3:05:08	7:04	16:15	7:19	-0:55

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

4:48 /mi

Average Pace

7:04 /mi

Slowest Pace

9:08 /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

1:15:11

41% of race

Time at Steady Pace

1:12:02

39% of race

Time at Slower Pace

37:55

20% of race

Average Pace: 7:04 /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
2M	2.00 mi	05:36:11	12:49	6:24	12:49	6:24	#58
4M	4.00 mi	05:49:13	25:51	6:28	13:02	6:31	#53
6M	6.00 mi	06:02:33	39:11	6:32	13:20	6:40	#55
8M	8.00 mi	06:15:41	52:19	6:32	13:08	6:34	#56
9.6M	9.60 mi	06:27:12	1:03:50	6:39	11:31	7:12	#62
10M	10.00 mi	06:29:07	1:05:45	6:35	1:55	4:48	#63
10.5M	10.50 mi	06:33:41	1:10:19	6:42	4:34	9:08	#65
12M	12.00 mi	06:43:28	1:20:06	6:41	9:47	6:31	#72
14M	14.00 mi	06:57:58	1:34:36	6:45	14:30	7:15	#75
16M	16.00 mi	07:09:08	1:45:46	6:37	11:10	5:35	#76
18M	18.00 mi	07:26:02	2:02:40	6:49	16:54	8:27	#102
20M	20.00 mi	07:41:09	2:17:47	6:53	15:07	7:33	#111
22M	22.00 mi	07:55:48	2:32:26	6:56	14:39	7:19	#119
24M	24.00 mi	08:12:15	2:48:53	7:02	16:27	8:14	#135
Finish	26.22 mi	08:28:30	3:05:08	7:04	16:15	7:19	#123

Faster pace

Steady pace

Slower pace

Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 2%

Garmin Challenge

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

6:29

Segment Time

7:12/mi

Pace

0.90 mi

Distance

Overall

154

Men

147

Division

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M35-39	Seg. Overall	Seg. Males	Seg. M35-39
2M	2.00 mi	2.00 mi	58	55	6	150(Top 2%)	141(Top 3%)	15(Top 2%)
4M	4.00 mi	2.00 mi	53+5	52+3	6	51(Top 0.7%)	50(Top 1.0%)	6(Top 0.8%)
6M	6.00 mi	2.00 mi	55-2	54-2	6	68(Top 0.9%)	64(Top 1%)	6(Top 0.8%)
8M	8.00 mi	2.00 mi	56-1	53+1	6	78(Top 1%)	72(Top 1%)	9(Top 1%)
9.6M	9.60 mi	1.60 mi	62-6	59-6	6	159(Top 2%)	151(Top 3%)	17(Top 2%)
10M	10.00 mi	0.40 mi	63-1	60-1	6	145(Top 2%)	137(Top 3%)	16(Top 2%)
10.5M	10.50 mi	0.50 mi	65-2	62-2	7-1	179(Top 2%)	165(Top 3%)	19(Top 3%)
12M	12.00 mi	1.50 mi	72-7	69-7	8-1	150(Top 2%)	141(Top 3%)	15(Top 2%)
14M	14.00 mi	2.00 mi	75-3	72-3	8	116(Top 2%)	108(Top 2%)	11(Top 2%)
16M	16.00 mi	2.00 mi	76-1	73-1	8	131(Top 2%)	125(Top 2%)	12(Top 2%)
18M	18.00 mi	2.00 mi	102-26	98-25	10-2	718(Top 10%)	624(Top 12%)	82(Top 11%)
20M	20.00 mi	2.00 mi	111-9	106-8	10	265(Top 4%)	244(Top 5%)	34(Top 5%)
22M	22.00 mi	2.00 mi	119-8	114-8	11-1	403(Top 6%)	349(Top 7%)	45(Top 6%)
24M	24.00 mi	2.00 mi	135-16	128-14	14-3	344(Top 5%)	311(Top 6%)	42(Top 6%)
Finish	26.22 mi	2.22 mi	123+12	117+11	14	125(Top 2%)	114(Top 2%)	11(Top 2%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 2%

×1human

+6ft-11ft

Overall

150

Males

141

M35-39

2M→4M

2.0 - 4.0 mi

Top 0.7%

×4stories

+75ft-70ft

Overall

Males

M35-39

4M→6M

4.0 - 6.0 mi

Top 0.9%

×5stories

+71ft-18ft

Overall

Males

Category:

Athletes Passed

Passed By

Net Change

-65

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 2M	-	-	-	-	#58
2M → 4M	6	1	+5	#58	#53
4M → 6M	3	5	-2	#53	#55
6M → 8M	1	2	-1	#55	#56
8M → 9.6M	0	6	-6	#56	#62
9.6M → 10M	0	1	-1	#62	#63
10M → 10.5M	1	3	-2	#63	#65
10.5M → 12M	0	7	-7	#65	#72
12M → 14M	1	4	-3	#72	#75
14M → 16M	0	1	-1	#75	#76
16M → 18M	0	26	-26	#76	#102
18M → 20M	1	10	-9	#102	#111
20M → 22M	1	9	-8	#111	#119
22M → 24M	2	18	-16	#119	#135
24M → Finish	12	0	+12	#135	#123
TOTALS	28	93	-65

📊

Passing Visuals

Category:

📈Position Graph

🎨Heatmap Timeline

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

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Results processed 6 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

Zhaolong Zhong

⏱️ Race Timeline

Course Map & Elevation

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