Colin O'Byrne

Bib: 7902•M•Age: 18

Alamo, CA

0:00

0:00

/ mi

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Overall

#0 / 5694

Gender (Male)

#0 / 4127

M19 & Under

#0 / 102

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

1.81M

18:25

Rank: #4125

Start → 1.81M

18:25 | 10:10/mi

1.81M

18:25

Rank: #4125

Start → 1.81M

18:25 | 10:10/mi

6.52M

1:08:55

Rank: #4245 (-120)

1.81M → 6.52M

50:30 | 10:43/mi

6.52M

1:08:55

Rank: #4245 (-120)

1.81M → 6.52M

50:30 | 10:43/mi

10.89M

2:10:22

Rank: #5256 (-1011)

6.52M → 10.89M

1:01:27 | 14:04/mi

10.89M

2:10:22

Rank: #5256 (-1011)

6.52M → 10.89M

1:01:27 | 14:04/mi

Garmin Hill Challenge· 11.40 mi

2:19:50

Rank: #5288 (-32)

10.89M → Garmin Hill Challenge

9:28 | 18:33/mi

Garmin Hill Challenge· 11.40 mi

2:19:50

Rank: #5288 (-32)

10.89M → Garmin Hill Challenge

9:28 | 18:33/mi

14.95M

3:04:17

Rank: #5338 (-50)

Garmin Hill Challenge → 14.95M

44:27 | 12:31/mi

14.95M

3:04:17

Rank: #5338 (-50)

Garmin Hill Challenge → 14.95M

44:27 | 12:31/mi

18M

3:48:37

Rank: #5291 (+47)

14.95M → 18M

44:20 | 14:32/mi

18M

3:48:37

Rank: #5291 (+47)

14.95M → 18M

44:20 | 14:32/mi

24.69M

5:28:23

Rank: #5281 (+10)

18M → 24.69M

1:39:46 | 14:55/mi

24.69M

5:28:23

Rank: #5281 (+10)

18M → 24.69M

1:39:46 | 14:55/mi

Finish· 26.22 mi

5:42:41

Rank: #5170 (+111)

24.69M → Finish

14:18 | 9:21/mi

Finish· 26.22 mi

5:42:41

Rank: #5170 (+111)

24.69M → Finish

14:18 | 9:21/mi

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Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
1.81M	1.81 mi	05:44:31	18:25	10:10	18:25	10:10	-
6.52M	6.52 mi	06:35:01	1:08:55	10:34	50:30	10:43	+0:33
10.89M	10.89 mi	07:36:28	2:10:22	11:58	1:01:27	14:04	+3:21
Garmin Hill Challenge	11.40 mi	07:45:56	2:19:50	12:16	9:28	18:33	+4:29
14.95M	14.95 mi	08:30:23	3:04:17	12:20	44:27	12:31	-6:02
18M	18.00 mi	09:14:43	3:48:37	12:42	44:20	14:32	+2:01
24.69M	24.69 mi	10:54:29	5:28:23	13:18	1:39:46	14:55	+0:23
Finish	26.22 mi	11:08:47	5:42:41	13:05	14:18	9:21	-5:34

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

9:21 /mi

Average Pace

13:05 /mi

Slowest Pace

18:33 /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

2:07:40

37% of race

Time at Steady Pace

3:25:33

60% of race

Time at Slower Pace

9:28

3% of race

Average Pace: 13:04 /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
1.81M	1.81 mi	05:44:31	18:25	10:10	18:25	10:10	#4125
6.52M	6.52 mi	06:35:01	1:08:55	10:34	50:30	10:43	#4245
10.89M	10.89 mi	07:36:28	2:10:22	11:58	1:01:27	14:04	#5256
Garmin Hill Challenge	11.40 mi	07:45:56	2:19:50	12:16	9:28	18:33	#5288
14.95M	14.95 mi	08:30:23	3:04:17	12:20	44:27	12:31	#5338
18M	18.00 mi	09:14:43	3:48:37	12:42	44:20	14:32	#5291
24.69M	24.69 mi	10:54:29	5:28:23	13:18	1:39:46	14:55	#5281
Finish	26.22 mi	11:08:47	5:42:41	13:05	14:18	9:21	#5170

Faster pace

Steady pace

Slower pace

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M19 & Under	Seg. Overall	Seg. Males	Seg. M19 & Under
1.81M	1.81 mi	1.81 mi	4125	3182	87	4125(Top 72%)	3182(Top 77%)	87(Top 85%)
6.52M	6.52 mi	4.71 mi	4245-120	3266-84	90-3	4281(Top 75%)	3281(Top 80%)	89(Top 87%)
10.89M	10.89 mi	4.37 mi	5256-1011	3892-626	99-9	5660(Top 99%)	4112(Top 100%)	101(Top 99%)
Garmin Hill Challenge	11.40 mi	0.51 mi	5288-32	3912-20	99	5539(Top 97%)	4055(Top 98%)	101(Top 99%)
14.95M	14.95 mi	3.55 mi	5338-50	3940-28	100-1	5449(Top 96%)	3982(Top 96%)	101(Top 99%)
18M	18.00 mi	3.05 mi	5291+47	3909+31	100	4971(Top 87%)	3674(Top 89%)	91(Top 89%)
24.69M	24.69 mi	6.69 mi	5281+10	3889+20	100	5154(Top 91%)	3752(Top 91%)	93(Top 91%)
Finish	26.22 mi	1.53 mi	5170+111	3804+85	100	2080(Top 37%)	1640(Top 40%)	50(Top 49%)

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 72%

×1human

+6ft-10ft

Overall

4125

Males

3182

M15-19

1.81M→6.52M

1.8 - 6.5 mi

Top 75%

×16stories

+275ft-93ft

Overall

4281

Males

3281

M15-19

6.52M→10.89M

6.5 - 10.9 mi

Top 99%

×20stories

+201ft-318ft

Overall

5660

Males

4112

M15-19

102

10.89M→Garmin Hill Challenge

10.9 - 11.4 mi

Top 97%

×11stories

+134ft-79ft

Overall

5539

Males

4055

M15-19

102

Garmin Hill Challenge→14.95M

11.4 - 14.9 mi

Top 96%

×17stories

+251ft-225ft

Overall

5449

Males

3982

M15-19

101

14.95M→18M

14.9 - 18.0 mi

Top 87%

×12stories

+165ft-60ft

Overall

4971

Males

3674

M15-19

18M→24.69M

18.0 - 24.7 mi

Top 91%

×22stories

+142ft-377ft

Overall

5154

Males

3752

M15-19

24.69M→Finish

24.7 - 26.2 mi

Top 37%

~flat

+2ft-2ft

Overall

2080

Males

1640

M15-19

Passing Analysis

Category:

Athletes Passed

451*

Passed By

1496

Net Change

-1045

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 1.81M	-	-	-	-	#4125
1.81M → 6.52M	171*	291	-120	#4125	#4245
6.52M → 10.89M	1*	1012	-1011	#4245	#5256
10.89M → Garmin Hill Challenge	3	35	-32	#5256	#5288
Garmin Hill Challenge → 14.95M	21*	71	-50	#5288	#5338
14.95M → 18M	61*	14	+47	#5338	#5291
18M → 24.69M	83*	73	+10	#5291	#5281
24.69M → Finish	111*	0	+111	#5281	#5170
TOTALS	451*	1496	-1045

* 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 5 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

Colin O'Byrne

⏱️ Race Timeline

Race Animation with Course Map

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

Checkpoint Splits

Checkpoint Splits Visualizations

📈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 → 1.81M

1.81M→6.52M

6.52M→10.89M

10.89M→Garmin Hill Challenge

Garmin Hill Challenge→14.95M

14.95M→18M

18M→24.69M

24.69M→Finish

Passing Analysis

Passing Analysis Visualizations

📈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