Alan Lam

Bib: 1818•M•Age: 37

San Francisco, CA

0:00

0:00

/ mi

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Overall

#0 / 7166

Top 24%

Gender (Male)

#0 / 5052

Top 29%

Division (M35-39)

#0 / 717

Top 28%

Race Day Weather

59°/49°F

scattered clouds

⏱️ Race Timeline

Start

0:00:00

Race begins

Start

0:00:00

Race begins

18:19

Rank: #2652

Start → 2M

18:19 | 9:09/mi

18:19

Rank: #2652

Start → 2M

18:19 | 9:09/mi

36:25

Rank: #2469 (+183)

2M → 4M

18:06 | 9:03/mi

36:25

Rank: #2469 (+183)

2M → 4M

18:06 | 9:03/mi

54:13

Rank: #2268 (+201)

4M → 6M

17:48 | 8:54/mi

54:13

Rank: #2268 (+201)

4M → 6M

17:48 | 8:54/mi

1:12:03

Rank: #2277 (-9)

6M → 8M

17:50 | 8:55/mi

1:12:03

Rank: #2277 (-9)

6M → 8M

17:50 | 8:55/mi

9.6M

1:26:29

Rank: #2117 (+160)

8M → 9.6M

14:26 | 9:01/mi

9.6M

1:26:29

Rank: #2117 (+160)

8M → 9.6M

14:26 | 9:01/mi

10M

1:28:52

Rank: #2097 (+20)

9.6M → 10M

2:23 | 5:58/mi

10M

1:28:52

Rank: #2097 (+20)

9.6M → 10M

2:23 | 5:58/mi

10.5M

1:34:44

Rank: #2068 (+29)

10M → 10.5M

5:52 | 11:44/mi

10.5M

1:34:44

Rank: #2068 (+29)

10M → 10.5M

5:52 | 11:44/mi

12M

1:47:20

Rank: #2022 (+46)

10.5M → 12M

12:36 | 8:24/mi

12M

1:47:20

Rank: #2022 (+46)

10.5M → 12M

12:36 | 8:24/mi

14M

2:06:36

Rank: #2030 (-8)

12M → 14M

19:16 | 9:38/mi

14M

2:06:36

Rank: #2030 (-8)

12M → 14M

19:16 | 9:38/mi

16M

2:24:32

Rank: #2219 (-189)

14M → 16M

17:56 | 8:58/mi

16M

2:24:32

Rank: #2219 (-189)

14M → 16M

17:56 | 8:58/mi

18M

2:42:28

Rank: #2004 (+215)

16M → 18M

17:56 | 8:58/mi

18M

2:42:28

Rank: #2004 (+215)

16M → 18M

17:56 | 8:58/mi

20M

3:00:46

Rank: #1920 (+84)

18M → 20M

18:18 | 9:09/mi

20M

3:00:46

Rank: #1920 (+84)

18M → 20M

18:18 | 9:09/mi

22M

3:17:32

Rank: #1826 (+94)

20M → 22M

16:46 | 8:23/mi

22M

3:17:32

Rank: #1826 (+94)

20M → 22M

16:46 | 8:23/mi

24M

3:37:57

Rank: #1806 (+20)

22M → 24M

20:25 | 10:13/mi

24M

3:37:57

Rank: #1806 (+20)

22M → 24M

20:25 | 10:13/mi

Finish· 26.22 mi

3:58:47

Rank: #1752 (+54)

24M → Finish

20:50 | 9:23/mi

Finish· 26.22 mi

3:58:47

Rank: #1752 (+54)

24M → Finish

20:50 | 9:23/mi

The Course

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Half Splits

1st Half· via 14M

Distance14.00 mi

Time2:06:36

Pace9:03 /mi

2nd Half✓ Faster

Distance12.22 mi

Time1:52:11

Pace9:11 /mi

📊Negative Split: 11.4% faster second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
2M	2.00 mi	05:38:10	18:19	9:09	18:19	9:09	-
4M	4.00 mi	05:56:16	36:25	9:06	18:06	9:03	-0:06
6M	6.00 mi	06:14:04	54:13	9:02	17:48	8:54	-0:09
8M	8.00 mi	06:31:54	1:12:03	9:00	17:50	8:55	+0:01
9.6M	9.60 mi	06:46:20	1:26:29	9:01	14:26	9:01	+0:06
10M	10.00 mi	06:48:43	1:28:52	8:53	2:23	5:58	-3:03
10.5M	10.50 mi	06:54:35	1:34:44	9:01	5:52	11:44	+5:46
12M	12.00 mi	07:07:11	1:47:20	8:57	12:36	8:24	-3:20
14M	14.00 mi	07:26:27	2:06:36	9:03	19:16	9:38	+1:14
16M	16.00 mi	07:44:23	2:24:32	9:02	17:56	8:58	-0:40
18M	18.00 mi	08:02:19	2:42:28	9:02	17:56	8:58	0:00
20M	20.00 mi	08:20:37	3:00:46	9:02	18:18	9:09	+0:11
22M	22.00 mi	08:37:23	3:17:32	8:59	16:46	8:23	-0:46
24M	24.00 mi	08:57:48	3:37:57	9:05	20:25	10:13	+1:50
Finish	26.22 mi	09:18:38	3:58:47	9:07	20:50	9:23	-0:50

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

5:58 /mi

Average Pace

9:07 /mi

Slowest Pace

11:44 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

31:45

13% of race

Time at Steady Pace

2:41:29

68% of race

Time at Slower Pace

45:33

19% of race

Average Pace: 9:06 /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	05:38:10	18:19	9:09	18:19	9:09	#2652
4M	4.00 mi	05:56:16	36:25	9:06	18:06	9:03	#2469
6M	6.00 mi	06:14:04	54:13	9:02	17:48	8:54	#2268
8M	8.00 mi	06:31:54	1:12:03	9:00	17:50	8:55	#2277
9.6M	9.60 mi	06:46:20	1:26:29	9:01	14:26	9:01	#2117
10M	10.00 mi	06:48:43	1:28:52	8:53	2:23	5:58	#2097
10.5M	10.50 mi	06:54:35	1:34:44	9:01	5:52	11:44	#2068
12M	12.00 mi	07:07:11	1:47:20	8:57	12:36	8:24	#2022
14M	14.00 mi	07:26:27	2:06:36	9:03	19:16	9:38	#2030
16M	16.00 mi	07:44:23	2:24:32	9:02	17:56	8:58	#2219
18M	18.00 mi	08:02:19	2:42:28	9:02	17:56	8:58	#2004
20M	20.00 mi	08:20:37	3:00:46	9:02	18:18	9:09	#1920
22M	22.00 mi	08:37:23	3:17:32	8:59	16:46	8:23	#1826
24M	24.00 mi	08:57:48	3:37:57	9:05	20:25	10:13	#1806
Finish	26.22 mi	09:18:38	3:58:47	9:07	20:50	9:23	#1752

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 24%

Garmin Challenge

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

8:15

Segment Time

9:10/mi

Pace

0.90 mi

Distance

Overall

1739

Men

1495

Division

209

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	2652	2195	297	1920(Top 27%)	1618(Top 32%)	214(Top 30%)
4M	4.00 mi	2.00 mi	2469+183	2065+130	284+13	2285(Top 32%)	1916(Top 38%)	264(Top 37%)
6M	6.00 mi	2.00 mi	2268+201	1911+154	263+21	2005(Top 28%)	1718(Top 34%)	236(Top 33%)
8M	8.00 mi	2.00 mi	2277-9	1919-8	264-1	2347(Top 33%)	1966(Top 39%)	263(Top 37%)
9.6M	9.60 mi	1.60 mi	2117+160	1801+118	249+15	1680(Top 23%)	1449(Top 29%)	201(Top 28%)
10M	10.00 mi	0.40 mi	2097+20	1785+16	246+3	1599(Top 22%)	1370(Top 27%)	188(Top 26%)
10.5M	10.50 mi	0.50 mi	2068+29	1760+25	238+8	1948(Top 27%)	1662(Top 33%)	224(Top 31%)
12M	12.00 mi	1.50 mi	2022+46	1719+41	231+7	1920(Top 27%)	1618(Top 32%)	214(Top 30%)
14M	14.00 mi	2.00 mi	2030-8	1721-2	232-1	2167(Top 30%)	1830(Top 36%)	247(Top 34%)
16M	16.00 mi	2.00 mi	2219-189	1855-134	246-14	3438(Top 48%)	2665(Top 53%)	378(Top 53%)
18M	18.00 mi	2.00 mi	2004+215	1691+164	229+17	1175(Top 16%)	998(Top 20%)	130(Top 18%)
20M	20.00 mi	2.00 mi	1920+84	1620+71	224+5	1617(Top 23%)	1338(Top 26%)	190(Top 26%)
22M	22.00 mi	2.00 mi	1826+94	1537+83	216+8	1284(Top 18%)	1064(Top 21%)	153(Top 21%)
24M	24.00 mi	2.00 mi	1806+20	1502+35	208+8	2015(Top 28%)	1563(Top 31%)	225(Top 31%)
Finish	26.22 mi	2.22 mi	1752+54	1451+51	200+8	1566(Top 22%)	1242(Top 25%)	172(Top 24%)

172

Passing Analysis

Category:

Athletes Passed

1458*

Passed By

558

Net Change

+900

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 2M	-	-	-	-	#2652
2M → 4M	232*	49	+183	#2652	#2469
4M → 6M	213	12	+201	#2469	#2268
6M → 8M	59*	68	-9	#2268	#2277
8M → 9.6M	168*	8	+160	#2277	#2117
9.6M → 10M	23	3	+20	#2117	#2097
10M → 10.5M	47	18	+29	#2097	#2068
10.5M → 12M	68	22	+46	#2068	#2022
12M → 14M	43*	51	-8	#2022	#2030
14M → 16M	39*	228	-189	#2030	#2219
16M → 18M	230	15	+215	#2219	#2004
18M → 20M	95*	11	+84	#2004	#1920
20M → 22M	102*	8	+94	#1920	#1826
22M → 24M	63*	43	+20	#1826	#1806
24M → Finish	76*	22	+54	#1806	#1752
TOTALS	1458*	558	+900

* 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 7 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

Alan Lam

⏱️ 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