Alvin Lai

Bib: 7950•M•Age: 29

Phoenix, AZ

0:00

0:00

/ mi

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Overall

#0 / 6545

Gender (Male)

#0 / 4641

Division (M25-29)

#0 / 1018

Race Day Weather

56°/46°F

overcast clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start

0:00:00

Race begins

Start

0:00:00

Race begins

1.81 Miles

18:53

Rank: #4993

Start → 1.81 Miles

18:53 | 10:26/mi

1.81 Miles

18:53

Rank: #4993

Start → 1.81 Miles

18:53 | 10:26/mi

5.55 Miles

59:30

Rank: #5048 (-55)

1.81 Miles → 5.55 Miles

40:37 | 10:52/mi

5.55 Miles

59:30

Rank: #5048 (-55)

1.81 Miles → 5.55 Miles

40:37 | 10:52/mi

6.52 Miles

1:10:23

Rank: #4987 (+61)

5.55 Miles → 6.52 Miles

10:53 | 11:13/mi

6.52 Miles

1:10:23

Rank: #4987 (+61)

5.55 Miles → 6.52 Miles

10:53 | 11:13/mi

10.87 Miles

2:04:34

Rank: #5604 (-617)

6.52 Miles → 10.87 Miles

54:11 | 12:27/mi

10.87 Miles

2:04:34

Rank: #5604 (-617)

6.52 Miles → 10.87 Miles

54:11 | 12:27/mi

Garmin Hill Challenge· 11.38 mi

2:14:05

Rank: #5723 (-119)

10.87 Miles → Garmin Hill Challenge

9:31 | 18:41/mi

Garmin Hill Challenge· 11.38 mi

2:14:05

Rank: #5723 (-119)

10.87 Miles → Garmin Hill Challenge

9:31 | 18:41/mi

14.95 Miles

3:00:14

Rank: #5825 (-102)

Garmin Hill Challenge → 14.95 Miles

46:09 | 12:56/mi

14.95 Miles

3:00:14

Rank: #5825 (-102)

Garmin Hill Challenge → 14.95 Miles

46:09 | 12:56/mi

18 Miles

3:43:02

Rank: #5907 (-82)

14.95 Miles → 18 Miles

42:48 | 14:02/mi

18 Miles

3:43:02

Rank: #5907 (-82)

14.95 Miles → 18 Miles

42:48 | 14:02/mi

25 Miles

5:12:17

Rank: #5642 (+265)

18 Miles → 25 Miles

1:29:15 | 12:45/mi

25 Miles

5:12:17

Rank: #5642 (+265)

18 Miles → 25 Miles

1:29:15 | 12:45/mi

Finish· 26.22 mi

5:28:25

Rank: #5625 (+17)

25 Miles → Finish

16:08 | 13:14/mi

Finish· 26.22 mi

5:28:25

Rank: #5625 (+17)

25 Miles → Finish

16:08 | 13:14/mi

The Course

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Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
1.81 Miles	1.81 mi	05:45:08	18:53	10:26	18:53	10:26	-
5.55 Miles	5.55 mi	06:25:45	59:30	10:43	40:37	10:52	+0:26
6.52 Miles	6.52 mi	06:36:38	1:10:23	10:48	10:53	11:13	+0:21
10.87 Miles	10.87 mi	07:30:49	2:04:34	11:28	54:11	12:27	+1:14
Garmin Hill Challenge	11.38 mi	07:40:20	2:14:05	11:47	9:31	18:41	+6:14
14.95 Miles	14.95 mi	08:26:29	3:00:14	12:03	46:09	12:56	-5:45
18 Miles	18.00 mi	09:09:17	3:43:02	12:23	42:48	14:02	+1:06
25 Miles	25.00 mi	10:38:32	5:12:17	12:29	1:29:15	12:45	-1:17
Finish	26.22 mi	10:54:40	5:28:25	12:32	16:08	13:14	+0:29

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

10:26 /mi

Average Pace

12:32 /mi

Slowest Pace

18:41 /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

1:10:23

21% of race

Time at Steady Pace

3:25:43

63% of race

Time at Slower Pace

52:19

16% of race

Average Pace: 12:32 /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
1.81 Miles	1.81 mi	05:45:08	18:53	10:26	18:53	10:26	#4993
5.55 Miles	5.55 mi	06:25:45	59:30	10:43	40:37	10:52	#5048
6.52 Miles	6.52 mi	06:36:38	1:10:23	10:48	10:53	11:13	#4987
10.87 Miles	10.87 mi	07:30:49	2:04:34	11:28	54:11	12:27	#5604
Garmin Hill Challenge	11.38 mi	07:40:20	2:14:05	11:47	9:31	18:41	#5723
14.95 Miles	14.95 mi	08:26:29	3:00:14	12:03	46:09	12:56	#5825
18 Miles	18.00 mi	09:09:17	3:43:02	12:23	42:48	14:02	#5907
25 Miles	25.00 mi	10:38:32	5:12:17	12:29	1:29:15	12:45	#5642
Finish	26.22 mi	10:54:40	5:28:25	12:32	16:08	13:14	#5625

Faster pace

Steady pace

Slower pace

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M25-29	Seg. Overall	Seg. Males	Seg. M25-29
1.81 Miles	1.81 mi	1.81 mi	4993	3762	841	4993(Top 76%)	3762(Top 81%)	841(Top 83%)
5.55 Miles	5.55 mi	3.74 mi	5048-55	3819-57	866-25	5121(Top 78%)	3854(Top 83%)	884(Top 87%)
6.52 Miles	6.52 mi	0.97 mi	4987+61	3782+37	866	4868(Top 74%)	3698(Top 80%)	866(Top 85%)
10.87 Miles	10.87 mi	4.35 mi	5604-617	4139-357	945-79	6108(Top 93%)	4420(Top 95%)	993(Top 98%)
Garmin Hill Challenge	11.38 mi	0.51 mi	5723-119	4215-76	957-12	6333(Top 97%)	4538(Top 98%)	1005(Top 99%)
14.95 Miles	14.95 mi	3.57 mi	5825-102	4256-41	961-4	5977(Top 91%)	4316(Top 93%)	970(Top 95%)
18 Miles	18.00 mi	3.05 mi	5907-82	4287-31	972-11	5785(Top 88%)	4145(Top 89%)	939(Top 92%)
25 Miles	25.00 mi	7.00 mi	5642+265	4106+181	945+27	4948(Top 76%)	3582(Top 77%)	814(Top 80%)
Finish	26.22 mi	1.22 mi	5625+17	4090+16	939+6	5420(Top 83%)	3867(Top 83%)	893(Top 88%)

893

Passing Analysis

Category:

Athletes Passed

686*

Passed By

1318

Net Change

-632

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 1.81 Miles	-	-	-	-	#4993
1.81 Miles → 5.55 Miles	201	256	-55	#4993	#5048
5.55 Miles → 6.52 Miles	86	25	+61	#5048	#4987
6.52 Miles → 10.87 Miles	12*	629	-617	#4987	#5604
10.87 Miles → Garmin Hill Challenge	2	121	-119	#5604	#5723
Garmin Hill Challenge → 14.95 Miles	46*	148	-102	#5723	#5825
14.95 Miles → 18 Miles	37*	119	-82	#5825	#5907
18 Miles → 25 Miles	273*	8	+265	#5907	#5642
25 Miles → Finish	29*	12	+17	#5642	#5625
TOTALS	686*	1318	-632

* 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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Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

The San Francisco Marathon

Alvin Lai

⏱️ Race Timeline

The Course

Claim it — unlock a deeper AI report on this race, free

Checkpoint Splits

Checkpoints & Pacing

📈Pace Line

Pace Progression

📊Segments

Segment Time Comparison

🎨Heatmap

Pace Heatmap

✨Sparklines

Checkpoint Splits with Pace Trends

Checkpoint and Segment Rankings

Segment Performance Analysis

Start → 1.81 Miles

1.81 Miles→5.55 Miles

5.55 Miles→6.52 Miles

6.52 Miles→10.87 Miles

10.87 Miles→Garmin Hill Challenge

Garmin Hill Challenge→14.95 Miles

14.95 Miles→18 Miles

18 Miles→25 Miles

25 Miles→Finish

Passing Analysis

Passing Visuals

📈Position Graph

🎨Heatmap Timeline

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

⚖️ Age Grade

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