Samuel Louie

Bib: 3611•M•Age: 55

Belmont, CA

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 7166

Top 42%

Gender (Male)

#0 / 5052

Top 48%

Masters (Masters Men)

#0 / 1321

Top 42%

Division (M55-59)

#0 / 145

Top 32%

Race Day Weather

59°/49°F

scattered clouds

⏱️ Race Timeline

Start

0:00:00

Race begins

Start

0:00:00

Race begins

18:37

Rank: #2944

Start → 2M

18:37 | 9:18/mi

18:37

Rank: #2944

Start → 2M

18:37 | 9:18/mi

37:44

Rank: #3115 (-171)

2M → 4M

19:07 | 9:34/mi

37:44

Rank: #3115 (-171)

2M → 4M

19:07 | 9:34/mi

56:53

Rank: #3107 (+8)

4M → 6M

19:09 | 9:34/mi

56:53

Rank: #3107 (+8)

4M → 6M

19:09 | 9:34/mi

1:16:52

Rank: #3339 (-232)

6M → 8M

19:59 | 9:59/mi

1:16:52

Rank: #3339 (-232)

6M → 8M

19:59 | 9:59/mi

9.6M

1:33:13

Rank: #3326 (+13)

8M → 9.6M

16:21 | 10:13/mi

9.6M

1:33:13

Rank: #3326 (+13)

8M → 9.6M

16:21 | 10:13/mi

10M

1:35:44

Rank: #3296 (+30)

9.6M → 10M

2:31 | 6:18/mi

10M

1:35:44

Rank: #3296 (+30)

9.6M → 10M

2:31 | 6:18/mi

10.5M

1:41:53

Rank: #3225 (+71)

10M → 10.5M

6:09 | 12:18/mi

10.5M

1:41:53

Rank: #3225 (+71)

10M → 10.5M

6:09 | 12:18/mi

12M

1:56:28

Rank: #3281 (-56)

10.5M → 12M

14:35 | 9:43/mi

12M

1:56:28

Rank: #3281 (-56)

10.5M → 12M

14:35 | 9:43/mi

14M

2:17:57

Rank: #3315 (-34)

12M → 14M

21:29 | 10:44/mi

14M

2:17:57

Rank: #3315 (-34)

12M → 14M

21:29 | 10:44/mi

16M

2:37:18

Rank: #3398 (-83)

14M → 16M

19:21 | 9:40/mi

16M

2:37:18

Rank: #3398 (-83)

14M → 16M

19:21 | 9:40/mi

18M

2:56:38

Rank: #3175 (+223)

16M → 18M

19:20 | 9:40/mi

18M

2:56:38

Rank: #3175 (+223)

16M → 18M

19:20 | 9:40/mi

20M

3:17:40

Rank: #3161 (+14)

18M → 20M

21:02 | 10:31/mi

20M

3:17:40

Rank: #3161 (+14)

18M → 20M

21:02 | 10:31/mi

22M

3:36:02

Rank: #3024 (+137)

20M → 22M

18:22 | 9:11/mi

22M

3:36:02

Rank: #3024 (+137)

20M → 22M

18:22 | 9:11/mi

24M

4:00:08

Rank: #3092 (-68)

22M → 24M

24:06 | 12:03/mi

24M

4:00:08

Rank: #3092 (-68)

22M → 24M

24:06 | 12:03/mi

Finish· 26.22 mi

4:23:20

Rank: #3034 (+58)

24M → Finish

23:12 | 10:27/mi

Finish· 26.22 mi

4:23:20

Rank: #3034 (+58)

24M → Finish

23:12 | 10:27/mi

The Course

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Half Splits

1st Half· via 14M

Distance14.00 mi

Time2:17:57

Pace9:51 /mi

2nd Half✓ Faster

Distance12.22 mi

Time2:05:23

Pace10:16 /mi

📊Negative Split: 9.1% faster second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
2M	2.00 mi	06:00:47	18:37	9:18	18:37	9:18	-
4M	4.00 mi	06:19:54	37:44	9:26	19:07	9:34	+0:16
6M	6.00 mi	06:39:03	56:53	9:29	19:09	9:34	0:00
8M	8.00 mi	06:59:02	1:16:52	9:36	19:59	9:59	+0:25
9.6M	9.60 mi	07:15:23	1:33:13	9:43	16:21	10:13	+0:14
10M	10.00 mi	07:17:54	1:35:44	9:34	2:31	6:18	-3:55
10.5M	10.50 mi	07:24:03	1:41:53	9:42	6:09	12:18	+6:00
12M	12.00 mi	07:38:38	1:56:28	9:42	14:35	9:43	-2:35
14M	14.00 mi	08:00:07	2:17:57	9:51	21:29	10:44	+1:01
16M	16.00 mi	08:19:28	2:37:18	9:50	19:21	9:40	-1:04
18M	18.00 mi	08:38:48	2:56:38	9:49	19:20	9:40	0:00
20M	20.00 mi	08:59:50	3:17:40	9:53	21:02	10:31	+0:51
22M	22.00 mi	09:18:12	3:36:02	9:49	18:22	9:11	-1:20
24M	24.00 mi	09:42:18	4:00:08	10:00	24:06	12:03	+2:52
Finish	26.22 mi	10:05:30	4:23:20	10:03	23:12	10:27	-1:36

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

6:18 /mi

Average Pace

10:03 /mi

Slowest Pace

12:18 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:31

1% of race

Time at Steady Pace

2:44:51

63% of race

Time at Slower Pace

1:35:58

36% of race

Average Pace: 10:03 /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	06:00:47	18:37	9:18	18:37	9:18	#2944
4M	4.00 mi	06:19:54	37:44	9:26	19:07	9:34	#3115
6M	6.00 mi	06:39:03	56:53	9:29	19:09	9:34	#3107
8M	8.00 mi	06:59:02	1:16:52	9:36	19:59	9:59	#3339
9.6M	9.60 mi	07:15:23	1:33:13	9:43	16:21	10:13	#3326
10M	10.00 mi	07:17:54	1:35:44	9:34	2:31	6:18	#3296
10.5M	10.50 mi	07:24:03	1:41:53	9:42	6:09	12:18	#3225
12M	12.00 mi	07:38:38	1:56:28	9:42	14:35	9:43	#3281
14M	14.00 mi	08:00:07	2:17:57	9:51	21:29	10:44	#3315
16M	16.00 mi	08:19:28	2:37:18	9:50	19:21	9:40	#3398
18M	18.00 mi	08:38:48	2:56:38	9:49	19:20	9:40	#3175
20M	20.00 mi	08:59:50	3:17:40	9:53	21:02	10:31	#3161
22M	22.00 mi	09:18:12	3:36:02	9:49	18:22	9:11	#3024
24M	24.00 mi	09:42:18	4:00:08	10:00	24:06	12:03	#3092
Finish	26.22 mi	10:05:30	4:23:20	10:03	23:12	10:27	#3034

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 35%

Garmin Challenge

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

8:40

Segment Time

9:38/mi

Pace

0.90 mi

Distance

Overall

2498

Men

2081

Division

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M55-59	Seg. Overall	Seg. Males	Seg. M55-59
2M	2.00 mi	2.00 mi	2944	2412	51	3798(Top 53%)	2997(Top 59%)	59(Top 41%)
4M	4.00 mi	2.00 mi	3115-171	2550-138	53-2	3268(Top 46%)	2660(Top 53%)	55(Top 38%)
6M	6.00 mi	2.00 mi	3107+8	2543+7	55-2	3202(Top 45%)	2619(Top 52%)	59(Top 41%)
8M	8.00 mi	2.00 mi	3339-232	2716-173	58-3	4170(Top 58%)	3267(Top 65%)	73(Top 50%)
9.6M	9.60 mi	1.60 mi	3326+13	2696+20	56+2	3408(Top 48%)	2741(Top 54%)	54(Top 37%)
10M	10.00 mi	0.40 mi	3296+30	2671+25	54+2	2407(Top 34%)	2014(Top 40%)	36(Top 25%)
10.5M	10.50 mi	0.50 mi	3225+71	2625+46	53+1	2636(Top 37%)	2165(Top 43%)	42(Top 29%)
12M	12.00 mi	1.50 mi	3281-56	2661-36	54-1	3798(Top 53%)	2997(Top 59%)	59(Top 41%)
14M	14.00 mi	2.00 mi	3315-34	2679-18	56-2	3647(Top 51%)	2896(Top 57%)	61(Top 42%)
16M	16.00 mi	2.00 mi	3398-83	2736-57	56	4317(Top 60%)	3277(Top 65%)	72(Top 50%)
18M	18.00 mi	2.00 mi	3175+223	2564+172	55+1	1887(Top 26%)	1561(Top 31%)	28(Top 19%)
20M	20.00 mi	2.00 mi	3161+14	2545+19	53+2	3172(Top 44%)	2453(Top 49%)	53(Top 37%)
22M	22.00 mi	2.00 mi	3024+137	2430+115	47+6	2214(Top 31%)	1752(Top 35%)	36(Top 25%)
24M	24.00 mi	2.00 mi	3092-68	2458-28	49-2	3924(Top 55%)	2844(Top 56%)	63(Top 43%)
Finish	26.22 mi	2.22 mi	3034+58	2400+58	47+2	2821(Top 39%)	2100(Top 42%)	41(Top 28%)

M55-59

Passing Analysis

Category:

Athletes Passed

1093*

Passed By

1183

Net Change

-90

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 2M	-	-	-	-	#2944
2M → 4M	65*	236	-171	#2944	#3115
4M → 6M	94	86	+8	#3115	#3107
6M → 8M	9*	241	-232	#3107	#3339
8M → 9.6M	77*	64	+13	#3339	#3326
9.6M → 10M	31	1	+30	#3326	#3296
10M → 10.5M	75	4	+71	#3296	#3225
10.5M → 12M	40	96	-56	#3225	#3281
12M → 14M	41*	75	-34	#3281	#3315
14M → 16M	68*	151	-83	#3315	#3398
16M → 18M	231	8	+223	#3398	#3175
18M → 20M	70*	56	+14	#3175	#3161
20M → 22M	145*	8	+137	#3161	#3024
22M → 24M	50*	118	-68	#3024	#3092
24M → Finish	97*	39	+58	#3092	#3034
TOTALS	1093*	1183	-90

* 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 10 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

Samuel Louie

⏱️ 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