Jiangguo Zhang

Bib: 7824•M•Age: 30

Sunnyvale, CA

0:00

0:00

/ mi

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Overall

#0 / 7166

Top 44%

Gender (Male)

#0 / 5052

Top 49%

Division (M30-34)

#0 / 1040

Race Day Weather

59°/49°F

scattered clouds

⏱️ Race Timeline

Start

0:00:00

Race begins

Start

0:00:00

Race begins

17:22

Rank: #1677

Start → 2M

17:22 | 8:41/mi

17:22

Rank: #1677

Start → 2M

17:22 | 8:41/mi

36:02

Rank: #2237 (-560)

2M → 4M

18:40 | 9:20/mi

36:02

Rank: #2237 (-560)

2M → 4M

18:40 | 9:20/mi

54:49

Rank: #2498 (-261)

4M → 6M

18:47 | 9:23/mi

54:49

Rank: #2498 (-261)

4M → 6M

18:47 | 9:23/mi

1:13:49

Rank: #2753 (-255)

6M → 8M

19:00 | 9:30/mi

1:13:49

Rank: #2753 (-255)

6M → 8M

19:00 | 9:30/mi

9.6M

1:29:31

Rank: #2772 (-19)

8M → 9.6M

15:42 | 9:49/mi

9.6M

1:29:31

Rank: #2772 (-19)

8M → 9.6M

15:42 | 9:49/mi

10M

1:32:10

Rank: #2772

9.6M → 10M

2:39 | 6:38/mi

10M

1:32:10

Rank: #2772

9.6M → 10M

2:39 | 6:38/mi

10.5M

1:38:28

Rank: #2769 (+3)

10M → 10.5M

6:18 | 12:36/mi

10.5M

1:38:28

Rank: #2769 (+3)

10M → 10.5M

6:18 | 12:36/mi

12M

1:52:40

Rank: #2826 (-57)

10.5M → 12M

14:12 | 9:28/mi

12M

1:52:40

Rank: #2826 (-57)

10.5M → 12M

14:12 | 9:28/mi

14M

2:13:30

Rank: #2870 (-44)

12M → 14M

20:50 | 10:25/mi

14M

2:13:30

Rank: #2870 (-44)

12M → 14M

20:50 | 10:25/mi

16M

2:30:24

Rank: #2817 (+53)

14M → 16M

16:54 | 8:27/mi

16M

2:30:24

Rank: #2817 (+53)

14M → 16M

16:54 | 8:27/mi

18M

2:57:03

Rank: #3212 (-395)

16M → 18M

26:39 | 13:20/mi

18M

2:57:03

Rank: #3212 (-395)

16M → 18M

26:39 | 13:20/mi

20M

3:19:28

Rank: #3272 (-60)

18M → 20M

22:25 | 11:12/mi

20M

3:19:28

Rank: #3272 (-60)

18M → 20M

22:25 | 11:12/mi

22M

3:40:05

Rank: #3262 (+10)

20M → 22M

20:37 | 10:18/mi

22M

3:40:05

Rank: #3262 (+10)

20M → 22M

20:37 | 10:18/mi

24M

4:01:58

Rank: #3190 (+72)

22M → 24M

21:53 | 10:57/mi

24M

4:01:58

Rank: #3190 (+72)

22M → 24M

21:53 | 10:57/mi

Finish· 26.22 mi

4:25:44

Rank: #3161 (+29)

24M → Finish

23:46 | 10:43/mi

Finish· 26.22 mi

4:25:44

Rank: #3161 (+29)

24M → Finish

23:46 | 10:43/mi

The Course

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Half Splits

1st Half· via 14M⚖️ Balanced

Distance14.00 mi

Time2:13:30

Pace9:32 /mi

2nd Half⚖️ Balanced

Distance12.22 mi

Time2:12:14

Pace10:49 /mi

📊Even Split: Consistent pacing between halves

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
2M	2.00 mi	05:48:33	17:22	8:41	17:22	8:41	-
4M	4.00 mi	06:07:13	36:02	9:01	18:40	9:20	+0:39
6M	6.00 mi	06:26:00	54:49	9:08	18:47	9:23	+0:03
8M	8.00 mi	06:45:00	1:13:49	9:14	19:00	9:30	+0:07
9.6M	9.60 mi	07:00:42	1:29:31	9:19	15:42	9:49	+0:19
10M	10.00 mi	07:03:21	1:32:10	9:13	2:39	6:38	-3:11
10.5M	10.50 mi	07:09:39	1:38:28	9:23	6:18	12:36	+5:58
12M	12.00 mi	07:23:51	1:52:40	9:23	14:12	9:28	-3:08
14M	14.00 mi	07:44:41	2:13:30	9:32	20:50	10:25	+0:57
16M	16.00 mi	08:01:35	2:30:24	9:24	16:54	8:27	-1:58
18M	18.00 mi	08:28:14	2:57:03	9:50	26:39	13:20	+4:53
20M	20.00 mi	08:50:39	3:19:28	9:58	22:25	11:12	-2:08
22M	22.00 mi	09:11:16	3:40:05	10:00	20:37	10:18	-0:54
24M	24.00 mi	09:33:09	4:01:58	10:05	21:53	10:57	+0:39
Finish	26.22 mi	09:56:55	4:25:44	10:09	23:46	10:43	-0:14

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

6:38 /mi

Average Pace

10:09 /mi

Slowest Pace

13:20 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

36:55

14% of race

Time at Steady Pace

2:07:48

48% of race

Time at Slower Pace

1:41:01

38% of race

Average Pace: 10:08 /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	05:48:33	17:22	8:41	17:22	8:41	#1677
4M	4.00 mi	06:07:13	36:02	9:01	18:40	9:20	#2237
6M	6.00 mi	06:26:00	54:49	9:08	18:47	9:23	#2498
8M	8.00 mi	06:45:00	1:13:49	9:14	19:00	9:30	#2753
9.6M	9.60 mi	07:00:42	1:29:31	9:19	15:42	9:49	#2772
10M	10.00 mi	07:03:21	1:32:10	9:13	2:39	6:38	#2772
10.5M	10.50 mi	07:09:39	1:38:28	9:23	6:18	12:36	#2769
12M	12.00 mi	07:23:51	1:52:40	9:23	14:12	9:28	#2826
14M	14.00 mi	07:44:41	2:13:30	9:32	20:50	10:25	#2870
16M	16.00 mi	08:01:35	2:30:24	9:24	16:54	8:27	#2817
18M	18.00 mi	08:28:14	2:57:03	9:50	26:39	13:20	#3212
20M	20.00 mi	08:50:39	3:19:28	9:58	22:25	11:12	#3272
22M	22.00 mi	09:11:16	3:40:05	10:00	20:37	10:18	#3262
24M	24.00 mi	09:33:09	4:01:58	10:05	21:53	10:57	#3190
Finish	26.22 mi	09:56:55	4:25:44	10:09	23:46	10:43	#3161

Faster pace

Steady pace

Slower pace

Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 41%

Garmin Challenge

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

8:57

Segment Time

9:57/mi

Pace

0.90 mi

Distance

Overall

2903

Men

2382

Division

499

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M30-34	Seg. Overall	Seg. Males	Seg. M30-34
2M	2.00 mi	2.00 mi	1677	1447	314	3455(Top 48%)	2768(Top 55%)	572(Top 55%)
4M	4.00 mi	2.00 mi	2237-560	1882-435	397-83	2940(Top 41%)	2417(Top 48%)	504(Top 48%)
6M	6.00 mi	2.00 mi	2498-261	2087-205	442-45	2947(Top 41%)	2422(Top 48%)	501(Top 48%)
8M	8.00 mi	2.00 mi	2753-255	2275-188	476-34	3354(Top 47%)	2717(Top 54%)	557(Top 54%)
9.6M	9.60 mi	1.60 mi	2772-19	2287-12	475+1	2926(Top 41%)	2401(Top 48%)	502(Top 48%)
10M	10.00 mi	0.40 mi	2772	2289-2	476-1	3140(Top 44%)	2555(Top 51%)	536(Top 52%)
10.5M	10.50 mi	0.50 mi	2769+3	2282+7	475+1	2932(Top 41%)	2386(Top 47%)	498(Top 48%)
12M	12.00 mi	1.50 mi	2826-57	2338-56	485-10	3455(Top 48%)	2768(Top 55%)	572(Top 55%)
14M	14.00 mi	2.00 mi	2870-44	2370-32	492-7	3215(Top 45%)	2594(Top 51%)	545(Top 52%)
16M	16.00 mi	2.00 mi	2817+53	2319+51	478+14	2740(Top 38%)	2163(Top 43%)	436(Top 42%)
18M	18.00 mi	2.00 mi	3212-395	2592-273	541-63	5534(Top 77%)	4007(Top 79%)	809(Top 78%)
20M	20.00 mi	2.00 mi	3272-60	2621-29	548-7	4005(Top 56%)	2985(Top 59%)	605(Top 58%)
22M	22.00 mi	2.00 mi	3262+10	2602+19	544+4	3490(Top 49%)	2625(Top 52%)	539(Top 52%)
24M	24.00 mi	2.00 mi	3190+72	2525+77	526+18	2766(Top 39%)	2079(Top 41%)	435(Top 42%)
Finish	26.22 mi	2.22 mi	3161+29	2494+31	521+5	3150(Top 44%)	2329(Top 46%)	465(Top 45%)

465

Passing Analysis

Category:

Athletes Passed

640*

Passed By

2124

Net Change

-1484

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 2M	-	-	-	-	#1677
2M → 4M	6	566	-560	#1677	#2237
4M → 6M	33	294	-261	#2237	#2498
6M → 8M	12*	267	-255	#2498	#2753
8M → 9.6M	49*	68	-19	#2753	#2772
9.6M → 10M	11	11	0	#2772	#2772
10M → 10.5M	41	38	+3	#2772	#2769
10.5M → 12M	43	100	-57	#2769	#2826
12M → 14M	30*	74	-44	#2826	#2870
14M → 16M	117*	64	+53	#2870	#2817
16M → 18M	9	404	-395	#2817	#3212
18M → 20M	52*	112	-60	#3212	#3272
20M → 22M	57*	47	+10	#3272	#3262
22M → 24M	108*	36	+72	#3262	#3190
24M → Finish	72*	43	+29	#3190	#3161
TOTALS	640*	2124	-1484

* 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 11 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

Jiangguo Zhang

⏱️ 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