Jed Lau

Bib: 7983•M•Age: 49

San Francisco, CA

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 7166

Gender (Male)

#0 / 5052

Masters (Masters Men)

#0 / 1321

Division (M45-49)

#0 / 319

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

21:12

Rank: #5325

Start → 2M

21:12 | 10:36/mi

21:12

Rank: #5325

Start → 2M

21:12 | 10:36/mi

42:37

Rank: #5181 (+144)

2M → 4M

21:25 | 10:43/mi

42:37

Rank: #5181 (+144)

2M → 4M

21:25 | 10:43/mi

1:07:33

Rank: #5866 (-685)

4M → 6M

24:56 | 12:28/mi

1:07:33

Rank: #5866 (-685)

4M → 6M

24:56 | 12:28/mi

1:28:58

Rank: #5723 (+143)

6M → 8M

21:25 | 10:42/mi

1:28:58

Rank: #5723 (+143)

6M → 8M

21:25 | 10:42/mi

9.6M

1:47:03

Rank: #5525 (+198)

8M → 9.6M

18:05 | 11:18/mi

9.6M

1:47:03

Rank: #5525 (+198)

8M → 9.6M

18:05 | 11:18/mi

10M

1:50:03

Rank: #5503 (+22)

9.6M → 10M

3:00 | 7:31/mi

10M

1:50:03

Rank: #5503 (+22)

9.6M → 10M

3:00 | 7:31/mi

10.5M

1:58:04

Rank: #5526 (-23)

10M → 10.5M

8:01 | 16:02/mi

10.5M

1:58:04

Rank: #5526 (-23)

10M → 10.5M

8:01 | 16:02/mi

12M

2:13:48

Rank: #5364 (+162)

10.5M → 12M

15:44 | 10:29/mi

12M

2:13:48

Rank: #5364 (+162)

10.5M → 12M

15:44 | 10:29/mi

14M

2:40:21

Rank: #5525 (-161)

12M → 14M

26:33 | 13:16/mi

14M

2:40:21

Rank: #5525 (-161)

12M → 14M

26:33 | 13:16/mi

16M

3:05:48

Rank: #5796 (-271)

14M → 16M

25:27 | 12:44/mi

16M

3:05:48

Rank: #5796 (-271)

14M → 16M

25:27 | 12:44/mi

18M

3:31:15

Rank: #5717 (+79)

16M → 18M

25:27 | 12:44/mi

18M

3:31:15

Rank: #5717 (+79)

16M → 18M

25:27 | 12:44/mi

20M

3:54:59

Rank: #5617 (+100)

18M → 20M

23:44 | 11:52/mi

20M

3:54:59

Rank: #5617 (+100)

18M → 20M

23:44 | 11:52/mi

22M

4:22:48

Rank: #5758 (-141)

20M → 22M

27:49 | 13:54/mi

22M

4:22:48

Rank: #5758 (-141)

20M → 22M

27:49 | 13:54/mi

24M

4:49:35

Rank: #5674 (+84)

22M → 24M

26:47 | 13:24/mi

24M

4:49:35

Rank: #5674 (+84)

22M → 24M

26:47 | 13:24/mi

Finish· 26.22 mi

5:17:08

Rank: #5615 (+59)

24M → Finish

27:33 | 12:25/mi

Finish· 26.22 mi

5:17:08

Rank: #5615 (+59)

24M → Finish

27:33 | 12:25/mi

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Half Splits

1st Half· via 14M

Distance14.00 mi

Time2:40:21

Pace11:27 /mi

2nd Half✓ Faster

Distance12.22 mi

Time2:36:47

Pace12:50 /mi

📊Negative Split: 2.2% faster second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
2M	2.00 mi	05:58:16	21:12	10:36	21:12	10:36	-
4M	4.00 mi	06:19:41	42:37	10:39	21:25	10:43	+0:07
6M	6.00 mi	06:44:37	1:07:33	11:16	24:56	12:28	+1:45
8M	8.00 mi	07:06:02	1:28:58	11:07	21:25	10:42	-1:46
9.6M	9.60 mi	07:24:07	1:47:03	11:09	18:05	11:18	+0:36
10M	10.00 mi	07:27:07	1:50:03	11:00	3:00	7:31	-3:47
10.5M	10.50 mi	07:35:08	1:58:04	11:15	8:01	16:02	+8:31
12M	12.00 mi	07:50:52	2:13:48	11:09	15:44	10:29	-5:33
14M	14.00 mi	08:17:25	2:40:21	11:27	26:33	13:16	+2:47
16M	16.00 mi	08:42:52	3:05:48	11:37	25:27	12:44	-0:32
18M	18.00 mi	09:08:19	3:31:15	11:44	25:27	12:44	0:00
20M	20.00 mi	09:32:03	3:54:59	11:45	23:44	11:52	-0:52
22M	22.00 mi	09:59:52	4:22:48	11:57	27:49	13:54	+2:02
24M	24.00 mi	10:26:39	4:49:35	12:04	26:47	13:24	-0:30
Finish	26.22 mi	10:54:12	5:17:08	12:06	27:33	12:25	-0:59

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

7:31 /mi

Average Pace

12:06 /mi

Slowest Pace

16:02 /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

1:40:51

32% of race

Time at Steady Pace

2:33:40

48% of race

Time at Slower Pace

1:02:37

20% of race

Average Pace: 12:06 /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

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	05:58:16	21:12	10:36	21:12	10:36	#5325
4M	4.00 mi	06:19:41	42:37	10:39	21:25	10:43	#5181
6M	6.00 mi	06:44:37	1:07:33	11:16	24:56	12:28	#5866
8M	8.00 mi	07:06:02	1:28:58	11:07	21:25	10:42	#5723
9.6M	9.60 mi	07:24:07	1:47:03	11:09	18:05	11:18	#5525
10M	10.00 mi	07:27:07	1:50:03	11:00	3:00	7:31	#5503
10.5M	10.50 mi	07:35:08	1:58:04	11:15	8:01	16:02	#5526
12M	12.00 mi	07:50:52	2:13:48	11:09	15:44	10:29	#5364
14M	14.00 mi	08:17:25	2:40:21	11:27	26:33	13:16	#5525
16M	16.00 mi	08:42:52	3:05:48	11:37	25:27	12:44	#5796
18M	18.00 mi	09:08:19	3:31:15	11:44	25:27	12:44	#5717
20M	20.00 mi	09:32:03	3:54:59	11:45	23:44	11:52	#5617
22M	22.00 mi	09:59:52	4:22:48	11:57	27:49	13:54	#5758
24M	24.00 mi	10:26:39	4:49:35	12:04	26:47	13:24	#5674
Finish	26.22 mi	10:54:12	5:17:08	12:06	27:33	12:25	#5615

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 78%

Garmin Challenge

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

11:01

Segment Time

12:15/mi

Pace

0.90 mi

Distance

Overall

5573

Men

4103

Division

257

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	5325	3978	256	4670(Top 65%)	3561(Top 70%)	213(Top 67%)
4M	4.00 mi	2.00 mi	5181+144	3894+84	244+12	5154(Top 72%)	3879(Top 77%)	244(Top 76%)
6M	6.00 mi	2.00 mi	5866-685	4309-415	280-36	6596(Top 92%)	4743(Top 94%)	293(Top 92%)
8M	8.00 mi	2.00 mi	5723+143	4226+83	272+8	5311(Top 74%)	3986(Top 79%)	244(Top 76%)
9.6M	9.60 mi	1.60 mi	5525+198	4111+115	266+6	4786(Top 67%)	3633(Top 72%)	224(Top 70%)
10M	10.00 mi	0.40 mi	5503+22	4093+18	264+2	5025(Top 70%)	3779(Top 75%)	236(Top 74%)
10.5M	10.50 mi	0.50 mi	5526-23	4112-19	265-1	5850(Top 82%)	4257(Top 84%)	267(Top 84%)
12M	12.00 mi	1.50 mi	5364+162	4010+102	259+6	4670(Top 65%)	3561(Top 70%)	213(Top 67%)
14M	14.00 mi	2.00 mi	5525-161	4084-74	261-2	6147(Top 86%)	4454(Top 88%)	283(Top 89%)
16M	16.00 mi	2.00 mi	5796-271	4259-175	276-15	6489(Top 91%)	4630(Top 92%)	296(Top 93%)
18M	18.00 mi	2.00 mi	5717+79	4200+59	272+4	5053(Top 71%)	3697(Top 73%)	237(Top 74%)
20M	20.00 mi	2.00 mi	5617+100	4126+74	267+5	4721(Top 66%)	3445(Top 68%)	221(Top 69%)
22M	22.00 mi	2.00 mi	5758-141	4209-83	275-8	6489(Top 91%)	4587(Top 91%)	294(Top 92%)
24M	24.00 mi	2.00 mi	5674+84	4153+56	267+8	5136(Top 72%)	3667(Top 73%)	234(Top 73%)
Finish	26.22 mi	2.22 mi	5615+59	4109+44	263+4	4922(Top 69%)	3544(Top 70%)	227(Top 71%)

227

Passing Analysis

Category:

Athletes Passed

1368*

Passed By

1658

Net Change

-290

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 2M	-	-	-	-	#5325
2M → 4M	238*	94	+144	#5325	#5181
4M → 6M	44	729	-685	#5181	#5866
6M → 8M	173*	30	+143	#5866	#5723
8M → 9.6M	211*	13	+198	#5723	#5525
9.6M → 10M	25	3	+22	#5525	#5503
10M → 10.5M	45	68	-23	#5503	#5526
10.5M → 12M	174	12	+162	#5526	#5364
12M → 14M	24*	185	-161	#5364	#5525
14M → 16M	16*	287	-271	#5525	#5796
16M → 18M	122*	43	+79	#5796	#5717
18M → 20M	111*	11	+100	#5717	#5617
20M → 22M	15*	156	-141	#5617	#5758
22M → 24M	95*	11	+84	#5758	#5674
24M → Finish	75*	16	+59	#5674	#5615
TOTALS	1368*	1658	-290

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:

Category:

📈Position Graph

🎨Heatmap Timeline

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

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Results processed 4 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

Jed Lau

⏱️ Race Timeline

Race Animation with Course Map

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Half Splits

Checkpoint Splits

Checkpoint Splits Visualizations

📈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 Analysis Visualizations

📈Position Graph

🎨Heatmap Timeline

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

⚖️ Age Grade

Export Track Data

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Quick Links

All Results

Race Analytics

Course Information

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Public Race Data