Lingfeng Zhang

Bib: 6883•M•Age: 36

San Ramon, CA

0:00

0:00

/ mi

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Overall

#0 / 7166

Top 28%

Gender (Male)

#0 / 5052

Top 33%

Division (M35-39)

#0 / 717

Top 31%

Race Day Weather

59°/49°F

scattered clouds

⏱️ Race Timeline

Start

0:00:00

Race begins

Start

0:00:00

Race begins

18:52

Rank: #3166

Start → 2M

18:52 | 9:26/mi

18:52

Rank: #3166

Start → 2M

18:52 | 9:26/mi

37:37

Rank: #3061 (+105)

2M → 4M

18:45 | 9:23/mi

37:37

Rank: #3061 (+105)

2M → 4M

18:45 | 9:23/mi

56:45

Rank: #3074 (-13)

4M → 6M

19:08 | 9:34/mi

56:45

Rank: #3074 (-13)

4M → 6M

19:08 | 9:34/mi

1:15:22

Rank: #3049 (+25)

6M → 8M

18:37 | 9:18/mi

1:15:22

Rank: #3049 (+25)

6M → 8M

18:37 | 9:18/mi

9.6M

1:31:18

Rank: #3039 (+10)

8M → 9.6M

15:56 | 9:57/mi

9.6M

1:31:18

Rank: #3039 (+10)

8M → 9.6M

15:56 | 9:57/mi

10M

1:33:51

Rank: #3017 (+22)

9.6M → 10M

2:33 | 6:23/mi

10M

1:33:51

Rank: #3017 (+22)

9.6M → 10M

2:33 | 6:23/mi

10.5M

1:39:55

Rank: #2963 (+54)

10M → 10.5M

6:04 | 12:08/mi

10.5M

1:39:55

Rank: #2963 (+54)

10M → 10.5M

6:04 | 12:08/mi

12M

1:53:43

Rank: #2955 (+8)

10.5M → 12M

13:48 | 9:12/mi

12M

1:53:43

Rank: #2955 (+8)

10.5M → 12M

13:48 | 9:12/mi

14M

2:13:39

Rank: #2886 (+69)

12M → 14M

19:56 | 9:58/mi

14M

2:13:39

Rank: #2886 (+69)

12M → 14M

19:56 | 9:58/mi

16M

2:31:38

Rank: #2901 (-15)

14M → 16M

17:59 | 8:59/mi

16M

2:31:38

Rank: #2901 (-15)

14M → 16M

17:59 | 8:59/mi

18M

2:49:36

Rank: #2647 (+254)

16M → 18M

17:58 | 8:59/mi

18M

2:49:36

Rank: #2647 (+254)

16M → 18M

17:58 | 8:59/mi

20M

3:07:42

Rank: #2464 (+183)

18M → 20M

18:06 | 9:03/mi

20M

3:07:42

Rank: #2464 (+183)

18M → 20M

18:06 | 9:03/mi

22M

3:23:53

Rank: #2252 (+212)

20M → 22M

16:11 | 8:05/mi

22M

3:23:53

Rank: #2252 (+212)

20M → 22M

16:11 | 8:05/mi

24M

3:43:10

Rank: #2130 (+122)

22M → 24M

19:17 | 9:39/mi

24M

3:43:10

Rank: #2130 (+122)

22M → 24M

19:17 | 9:39/mi

Finish· 26.22 mi

4:02:30

Rank: #1989 (+141)

24M → Finish

19:20 | 8:43/mi

Finish· 26.22 mi

4:02:30

Rank: #1989 (+141)

24M → Finish

19:20 | 8:43/mi

The Course

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Half Splits

1st Half· via 14M

Distance14.00 mi

Time2:13:39

Pace9:33 /mi

2nd Half✓ Faster

Distance12.22 mi

Time1:48:51

Pace8:55 /mi

📊Negative Split: 18.6% faster second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
2M	2.00 mi	05:46:53	18:52	9:26	18:52	9:26	-
4M	4.00 mi	06:05:38	37:37	9:24	18:45	9:23	-0:03
6M	6.00 mi	06:24:46	56:45	9:28	19:08	9:34	+0:11
8M	8.00 mi	06:43:23	1:15:22	9:25	18:37	9:18	-0:16
9.6M	9.60 mi	06:59:19	1:31:18	9:31	15:56	9:57	+0:39
10M	10.00 mi	07:01:52	1:33:51	9:23	2:33	6:23	-3:34
10.5M	10.50 mi	07:07:56	1:39:55	9:31	6:04	12:08	+5:45
12M	12.00 mi	07:21:44	1:53:43	9:29	13:48	9:12	-2:56
14M	14.00 mi	07:41:40	2:13:39	9:33	19:56	9:58	+0:46
16M	16.00 mi	07:59:39	2:31:38	9:29	17:59	8:59	-0:59
18M	18.00 mi	08:17:37	2:49:36	9:25	17:58	8:59	0:00
20M	20.00 mi	08:35:43	3:07:42	9:23	18:06	9:03	+0:04
22M	22.00 mi	08:51:54	3:23:53	9:16	16:11	8:05	-0:58
24M	24.00 mi	09:11:11	3:43:10	9:18	19:17	9:39	+1:34
Finish	26.22 mi	09:30:31	4:02:30	9:15	19:20	8:43	-0:56

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

6:23 /mi

Average Pace

9:15 /mi

Slowest Pace

12:08 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

38:04

16% of race

Time at Steady Pace

2:42:30

67% of race

Time at Slower Pace

41:56

17% of race

Average Pace: 9:15 /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	05:46:53	18:52	9:26	18:52	9:26	#3166
4M	4.00 mi	06:05:38	37:37	9:24	18:45	9:23	#3061
6M	6.00 mi	06:24:46	56:45	9:28	19:08	9:34	#3074
8M	8.00 mi	06:43:23	1:15:22	9:25	18:37	9:18	#3049
9.6M	9.60 mi	06:59:19	1:31:18	9:31	15:56	9:57	#3039
10M	10.00 mi	07:01:52	1:33:51	9:23	2:33	6:23	#3017
10.5M	10.50 mi	07:07:56	1:39:55	9:31	6:04	12:08	#2963
12M	12.00 mi	07:21:44	1:53:43	9:29	13:48	9:12	#2955
14M	14.00 mi	07:41:40	2:13:39	9:33	19:56	9:58	#2886
16M	16.00 mi	07:59:39	2:31:38	9:29	17:59	8:59	#2901
18M	18.00 mi	08:17:37	2:49:36	9:25	17:58	8:59	#2647
20M	20.00 mi	08:35:43	3:07:42	9:23	18:06	9:03	#2464
22M	22.00 mi	08:51:54	3:23:53	9:16	16:11	8:05	#2252
24M	24.00 mi	09:11:11	3:43:10	9:18	19:17	9:39	#2130
Finish	26.22 mi	09:30:31	4:02:30	9:15	19:20	8:43	#1989

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 33%

Garmin Challenge

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

8:37

Segment Time

9:35/mi

Pace

0.90 mi

Distance

Overall

2397

Men

2014

Division

275

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	3166	2582	340	3101(Top 43%)	2527(Top 50%)	340(Top 47%)
4M	4.00 mi	2.00 mi	3061+105	2507+75	327+13	2987(Top 42%)	2457(Top 49%)	332(Top 46%)
6M	6.00 mi	2.00 mi	3074-13	2518-11	331-4	3181(Top 44%)	2603(Top 52%)	344(Top 48%)
8M	8.00 mi	2.00 mi	3049+25	2503+15	330+1	3077(Top 43%)	2529(Top 50%)	345(Top 48%)
9.6M	9.60 mi	1.60 mi	3039+10	2495+8	335-5	3088(Top 43%)	2518(Top 50%)	337(Top 47%)
10M	10.00 mi	0.40 mi	3017+22	2481+14	333+2	2578(Top 36%)	2142(Top 42%)	292(Top 41%)
10.5M	10.50 mi	0.50 mi	2963+54	2438+43	330+3	2431(Top 34%)	2021(Top 40%)	271(Top 38%)
12M	12.00 mi	1.50 mi	2955+8	2438	331-1	3101(Top 43%)	2527(Top 50%)	340(Top 47%)
14M	14.00 mi	2.00 mi	2886+69	2384+54	319+12	2638(Top 37%)	2168(Top 43%)	281(Top 39%)
16M	16.00 mi	2.00 mi	2901-15	2383+1	320-1	3458(Top 48%)	2681(Top 53%)	380(Top 53%)
18M	18.00 mi	2.00 mi	2647+254	2183+200	290+30	1200(Top 17%)	1021(Top 20%)	137(Top 19%)
20M	20.00 mi	2.00 mi	2464+183	2035+148	268+22	1487(Top 21%)	1239(Top 25%)	174(Top 24%)
22M	22.00 mi	2.00 mi	2252+212	1865+170	246+22	958(Top 13%)	815(Top 16%)	120(Top 17%)
24M	24.00 mi	2.00 mi	2130+122	1762+103	242+4	1376(Top 19%)	1106(Top 22%)	165(Top 23%)
Finish	26.22 mi	2.22 mi	1989+141	1643+119	223+19	844(Top 12%)	699(Top 14%)	90(Top 13%)

Passing Analysis

Category:

Athletes Passed

1597*

Passed By

420

Net Change

+1177

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 2M	-	-	-	-	#3166
2M → 4M	180*	75	+105	#3166	#3061
4M → 6M	81	94	-13	#3061	#3074
6M → 8M	66*	41	+25	#3074	#3049
8M → 9.6M	49*	39	+10	#3049	#3039
9.6M → 10M	23	1	+22	#3039	#3017
10M → 10.5M	59	5	+54	#3017	#2963
10.5M → 12M	52	44	+8	#2963	#2955
12M → 14M	80*	11	+69	#2955	#2886
14M → 16M	81*	96	-15	#2886	#2901
16M → 18M	257	3	+254	#2901	#2647
18M → 20M	184*	1	+183	#2647	#2464
20M → 22M	213*	1	+212	#2464	#2252
22M → 24M	128*	6	+122	#2252	#2130
24M → Finish	144*	3	+141	#2130	#1989
TOTALS	1597*	420	+1177

* 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 8 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

Lingfeng 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

📈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