Lei Zheng

Bib: 1119•M•Age: 47

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 7166

Top 19%

Gender (Male)

#0 / 5052

Top 23%

Masters (Masters Men)

#0 / 1321

Top 18%

Division (M45-49)

#0 / 319

Top 18%

Race Day Weather

59°/49°F

scattered clouds

⏱️ Race Timeline

Start

0:00:00

Race begins

Start

0:00:00

Race begins

17:18

Rank: #1612

Start → 2M

17:18 | 8:39/mi

17:18

Rank: #1612

Start → 2M

17:18 | 8:39/mi

34:41

Rank: #1596 (+16)

2M → 4M

17:23 | 8:42/mi

34:41

Rank: #1596 (+16)

2M → 4M

17:23 | 8:42/mi

51:56

Rank: #1552 (+44)

4M → 6M

17:15 | 8:37/mi

51:56

Rank: #1552 (+44)

4M → 6M

17:15 | 8:37/mi

1:09:40

Rank: #1687 (-135)

6M → 8M

17:44 | 8:52/mi

1:09:40

Rank: #1687 (-135)

6M → 8M

17:44 | 8:52/mi

9.6M

1:24:28

Rank: #1746 (-59)

8M → 9.6M

14:48 | 9:15/mi

9.6M

1:24:28

Rank: #1746 (-59)

8M → 9.6M

14:48 | 9:15/mi

10M

1:26:46

Rank: #1722 (+24)

9.6M → 10M

2:18 | 5:45/mi

10M

1:26:46

Rank: #1722 (+24)

9.6M → 10M

2:18 | 5:45/mi

10.5M

1:32:00

Rank: #1594 (+128)

10M → 10.5M

5:14 | 10:28/mi

10.5M

1:32:00

Rank: #1594 (+128)

10M → 10.5M

5:14 | 10:28/mi

12M

1:44:23

Rank: #1588 (+6)

10.5M → 12M

12:23 | 8:15/mi

12M

1:44:23

Rank: #1588 (+6)

10.5M → 12M

12:23 | 8:15/mi

14M

2:02:46

Rank: #1536 (+52)

12M → 14M

18:23 | 9:11/mi

14M

2:02:46

Rank: #1536 (+52)

12M → 14M

18:23 | 9:11/mi

16M

2:16:50

Rank: #1377 (+159)

14M → 16M

14:04 | 7:02/mi

16M

2:16:50

Rank: #1377 (+159)

14M → 16M

14:04 | 7:02/mi

18M

2:37:48

Rank: #1547 (-170)

16M → 18M

20:58 | 10:29/mi

18M

2:37:48

Rank: #1547 (-170)

16M → 18M

20:58 | 10:29/mi

20M

2:56:00

Rank: #1513 (+34)

18M → 20M

18:12 | 9:06/mi

20M

2:56:00

Rank: #1513 (+34)

18M → 20M

18:12 | 9:06/mi

22M

3:12:07

Rank: #1396 (+117)

20M → 22M

16:07 | 8:03/mi

22M

3:12:07

Rank: #1396 (+117)

20M → 22M

16:07 | 8:03/mi

24M

3:30:53

Rank: #1337 (+59)

22M → 24M

18:46 | 9:23/mi

24M

3:30:53

Rank: #1337 (+59)

22M → 24M

18:46 | 9:23/mi

Finish· 26.22 mi

3:52:09

Rank: #1357 (-20)

24M → Finish

21:16 | 9:35/mi

Finish· 26.22 mi

3:52:09

Rank: #1357 (-20)

24M → Finish

21:16 | 9:35/mi

The Course

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Half Splits

1st Half· via 14M

Distance14.00 mi

Time2:02:46

Pace8:46 /mi

2nd Half✓ Faster

Distance12.22 mi

Time1:49:23

Pace8:57 /mi

📊Negative Split: 10.9% faster second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
2M	2.00 mi	05:34:20	17:18	8:39	17:18	8:39	-
4M	4.00 mi	05:51:43	34:41	8:40	17:23	8:42	+0:03
6M	6.00 mi	06:08:58	51:56	8:39	17:15	8:37	-0:05
8M	8.00 mi	06:26:42	1:09:40	8:42	17:44	8:52	+0:15
9.6M	9.60 mi	06:41:30	1:24:28	8:48	14:48	9:15	+0:23
10M	10.00 mi	06:43:48	1:26:46	8:41	2:18	5:45	-3:30
10.5M	10.50 mi	06:49:02	1:32:00	8:46	5:14	10:28	+4:43
12M	12.00 mi	07:01:25	1:44:23	8:42	12:23	8:15	-2:13
14M	14.00 mi	07:19:48	2:02:46	8:46	18:23	9:11	+0:56
16M	16.00 mi	07:33:52	2:16:50	8:33	14:04	7:02	-2:09
18M	18.00 mi	07:54:50	2:37:48	8:46	20:58	10:29	+3:27
20M	20.00 mi	08:13:02	2:56:00	8:48	18:12	9:06	-1:23
22M	22.00 mi	08:29:09	3:12:07	8:44	16:07	8:03	-1:03
24M	24.00 mi	08:47:55	3:30:53	8:47	18:46	9:23	+1:20
Finish	26.22 mi	09:09:11	3:52:09	8:52	21:16	9:35	+0:12

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

5:45 /mi

Average Pace

8:52 /mi

Slowest Pace

10:29 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

44:52

19% of race

Time at Steady Pace

2:19:49

60% of race

Time at Slower Pace

47:28

20% of race

Average Pace: 8:51 /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	05:34:20	17:18	8:39	17:18	8:39	#1612
4M	4.00 mi	05:51:43	34:41	8:40	17:23	8:42	#1596
6M	6.00 mi	06:08:58	51:56	8:39	17:15	8:37	#1552
8M	8.00 mi	06:26:42	1:09:40	8:42	17:44	8:52	#1687
9.6M	9.60 mi	06:41:30	1:24:28	8:48	14:48	9:15	#1746
10M	10.00 mi	06:43:48	1:26:46	8:41	2:18	5:45	#1722
10.5M	10.50 mi	06:49:02	1:32:00	8:46	5:14	10:28	#1594
12M	12.00 mi	07:01:25	1:44:23	8:42	12:23	8:15	#1588
14M	14.00 mi	07:19:48	2:02:46	8:46	18:23	9:11	#1536
16M	16.00 mi	07:33:52	2:16:50	8:33	14:04	7:02	#1377
18M	18.00 mi	07:54:50	2:37:48	8:46	20:58	10:29	#1547
20M	20.00 mi	08:13:02	2:56:00	8:48	18:12	9:06	#1513
22M	22.00 mi	08:29:09	3:12:07	8:44	16:07	8:03	#1396
24M	24.00 mi	08:47:55	3:30:53	8:47	18:46	9:23	#1337
Finish	26.22 mi	09:09:11	3:52:09	8:52	21:16	9:35	#1357

Faster pace

Steady pace

Slower pace

Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 11%

Garmin Challenge

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

7:32

Segment Time

8:22/mi

Pace

0.90 mi

Distance

Overall

813

Men

735

Division

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M45-49	Seg. Overall	Seg. Males	Seg. M45-49
2M	2.00 mi	2.00 mi	1612	1397	77	1678(Top 23%)	1422(Top 28%)	66(Top 21%)
4M	4.00 mi	2.00 mi	1596+16	1384+13	75+2	1628(Top 23%)	1403(Top 28%)	76(Top 24%)
6M	6.00 mi	2.00 mi	1552+44	1347+37	72+3	1531(Top 21%)	1323(Top 26%)	69(Top 22%)
8M	8.00 mi	2.00 mi	1687-135	1456-109	78-6	2221(Top 31%)	1869(Top 37%)	104(Top 33%)
9.6M	9.60 mi	1.60 mi	1746-59	1500-44	77+1	2039(Top 28%)	1744(Top 35%)	92(Top 29%)
10M	10.00 mi	0.40 mi	1722+24	1480+20	76+1	1172(Top 16%)	1026(Top 20%)	56(Top 18%)
10.5M	10.50 mi	0.50 mi	1594+128	1377+103	72+4	775(Top 11%)	693(Top 14%)	25(Top 8%)
12M	12.00 mi	1.50 mi	1588+6	1367+10	70+2	1678(Top 23%)	1422(Top 28%)	66(Top 21%)
14M	14.00 mi	2.00 mi	1536+52	1322+45	69+1	1435(Top 20%)	1246(Top 25%)	64(Top 20%)
16M	16.00 mi	2.00 mi	1377+159	1199+123	63+6	967(Top 13%)	835(Top 17%)	36(Top 11%)
18M	18.00 mi	2.00 mi	1547-170	1323-124	70-7	2880(Top 40%)	2281(Top 45%)	136(Top 43%)
20M	20.00 mi	2.00 mi	1513+34	1291+32	68+2	1544(Top 22%)	1283(Top 25%)	66(Top 21%)
22M	22.00 mi	2.00 mi	1396+117	1194+97	61+7	922(Top 13%)	784(Top 16%)	36(Top 11%)
24M	24.00 mi	2.00 mi	1337+59	1135+59	58+3	1120(Top 16%)	907(Top 18%)	52(Top 16%)
Finish	26.22 mi	2.22 mi	1357-20	1141-6	59-1	1779(Top 25%)	1400(Top 28%)	85(Top 27%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 23%

×1human

+6ft-11ft

Overall

1678

Males

1422

M45-49

2M→4M

2.0 - 4.0 mi

Top 23%

×4stories

+75ft-70ft

Overall

1628

Males

1403

M45-49

4M→6M

4.0 - 6.0 mi

Top 21%

×5stories

+71ft-18ft

Overall

1531

Males

1323

M45-49

6M→8M

6.0 - 8.0 mi

Top 31%

×9stories

+106ft-21ft

Overall

2221

Males

1869

M45-49

104

8M→9.6M

8.0 - 9.6 mi

Top 28%

×13stories

+117ft-177ft

Overall

2039

Males

1744

M45-49

9.6M→10M

9.6 - 10.0 mi

Top 16%

×1story

+17ft-12ft

Overall

1172

Males

1026

M45-49

10M→10.5M

10.0 - 10.5 mi

Top 11%

×9stories

+0ft-102ft

Overall

775

Males

693

M45-49

10.5M→12M

10.5 - 12.0 mi

Top 23%

×18stories

+304ft-125ft

Overall

1678

Males

1422

M45-49

12M→14M

12.0 - 14.0 mi

Top 20%

×9stories

+99ft-125ft

Overall

1435

Males

1246

M45-49

14M→16M

14.0 - 16.0 mi

Top 13%

×9stories

+124ft-78ft

Overall

967

Males

835

M45-49

16M→18M

16.0 - 18.0 mi

Top 40%

×8stories

+106ft-45ft

Overall

2880

Males

2281

M45-49

136

18M→20M

18.0 - 20.0 mi

Top 22%

×3stories

+52ft-26ft

Overall

1544

Males

1283

M45-49

20M→22M

20.0 - 22.0 mi

Top 13%

×21stories

+17ft-266ft

Overall

922

Males

784

M45-49

22M→24M

22.0 - 24.0 mi

Top 16%

×3stories

+70ft-85ft

Overall

1120

Males

907

M45-49

24M→Finish

24.0 - 26.2 mi

Top 25%

~flat

+2ft-2ft

Overall

1779

Males

1400

M45-49

Passing Analysis

Category:

Athletes Passed

954*

Passed By

699

Net Change

+255

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 2M	-	-	-	-	#1612
2M → 4M	85	69	+16	#1612	#1596
4M → 6M	76	32	+44	#1596	#1552
6M → 8M	22*	157	-135	#1552	#1687
8M → 9.6M	27	86	-59	#1687	#1746
9.6M → 10M	24	0	+24	#1746	#1722
10M → 10.5M	130	2	+128	#1722	#1594
10.5M → 12M	37	31	+6	#1594	#1588
12M → 14M	59*	7	+52	#1588	#1536
14M → 16M	171*	12	+159	#1536	#1377
16M → 18M	25	195	-170	#1377	#1547
18M → 20M	61*	27	+34	#1547	#1513
20M → 22M	119*	2	+117	#1513	#1396
22M → 24M	81*	22	+59	#1396	#1337
24M → Finish	37*	57	-20	#1337	#1357
TOTALS	954*	699	+255

* 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.

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The San Francisco Marathon

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Race Place Events

Lei Zheng

⏱️ 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