Joseph Guzzo

Bib: 5674•M•Age: 25

Sunnyvale, CA

0:00

0:00

/ mi

Be the first to cheer!

Overall

#0 / 7166

Top 22%

Gender (Male)

#0 / 5052

Top 26%

Division (M25-29)

#0 / 1176

Top 28%

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

18:38

Rank: #2952

Start → 2M

18:38 | 9:19/mi

18:38

Rank: #2952

Start → 2M

18:38 | 9:19/mi

36:49

Rank: #2691 (+261)

2M → 4M

18:11 | 9:06/mi

36:49

Rank: #2691 (+261)

2M → 4M

18:11 | 9:06/mi

54:49

Rank: #2495 (+196)

4M → 6M

18:00 | 9:00/mi

54:49

Rank: #2495 (+196)

4M → 6M

18:00 | 9:00/mi

1:11:47

Rank: #2191 (+304)

6M → 8M

16:58 | 8:29/mi

1:11:47

Rank: #2191 (+304)

6M → 8M

16:58 | 8:29/mi

9.6M

1:25:57

Rank: #2007 (+184)

8M → 9.6M

14:10 | 8:51/mi

9.6M

1:25:57

Rank: #2007 (+184)

8M → 9.6M

14:10 | 8:51/mi

10M

1:28:19

Rank: #1989 (+18)

9.6M → 10M

2:22 | 5:55/mi

10M

1:28:19

Rank: #1989 (+18)

9.6M → 10M

2:22 | 5:55/mi

10.5M

1:33:55

Rank: #1929 (+60)

10M → 10.5M

5:36 | 11:12/mi

10.5M

1:33:55

Rank: #1929 (+60)

10M → 10.5M

5:36 | 11:12/mi

12M

1:45:47

Rank: #1793 (+136)

10.5M → 12M

11:52 | 7:55/mi

12M

1:45:47

Rank: #1793 (+136)

10.5M → 12M

11:52 | 7:55/mi

14M

2:04:24

Rank: #1756 (+37)

12M → 14M

18:37 | 9:18/mi

14M

2:04:24

Rank: #1756 (+37)

12M → 14M

18:37 | 9:18/mi

16M

2:21:04

Rank: #1843 (-87)

14M → 16M

16:40 | 8:20/mi

16M

2:21:04

Rank: #1843 (-87)

14M → 16M

16:40 | 8:20/mi

18M

2:37:43

Rank: #1533 (+310)

16M → 18M

16:39 | 8:20/mi

18M

2:37:43

Rank: #1533 (+310)

16M → 18M

16:39 | 8:20/mi

20M

2:57:26

Rank: #1631 (-98)

18M → 20M

19:43 | 9:51/mi

20M

2:57:26

Rank: #1631 (-98)

18M → 20M

19:43 | 9:51/mi

22M

3:14:00

Rank: #1554 (+77)

20M → 22M

16:34 | 8:17/mi

22M

3:14:00

Rank: #1554 (+77)

20M → 22M

16:34 | 8:17/mi

24M

3:33:40

Rank: #1511 (+43)

22M → 24M

19:40 | 9:50/mi

24M

3:33:40

Rank: #1511 (+43)

22M → 24M

19:40 | 9:50/mi

Finish· 26.22 mi

3:56:00

Rank: #1557 (-46)

24M → Finish

22:20 | 10:04/mi

Finish· 26.22 mi

3:56:00

Rank: #1557 (-46)

24M → Finish

22:20 | 10:04/mi

The Course

Is this your race?

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

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via 14M

Distance14.00 mi

Time2:04:24

Pace8:53 /mi

2nd Half✓ Faster

Distance12.22 mi

Time1:51:36

Pace9:08 /mi

📊Negative Split: 10.3% faster second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
2M	2.00 mi	05:41:15	18:38	9:19	18:38	9:19	-
4M	4.00 mi	05:59:26	36:49	9:12	18:11	9:06	-0:13
6M	6.00 mi	06:17:26	54:49	9:08	18:00	9:00	-0:06
8M	8.00 mi	06:34:24	1:11:47	8:58	16:58	8:29	-0:31
9.6M	9.60 mi	06:48:34	1:25:57	8:57	14:10	8:51	+0:22
10M	10.00 mi	06:50:56	1:28:19	8:50	2:22	5:55	-2:56
10.5M	10.50 mi	06:56:32	1:33:55	8:57	5:36	11:12	+5:17
12M	12.00 mi	07:08:24	1:45:47	8:49	11:52	7:55	-3:17
14M	14.00 mi	07:27:01	2:04:24	8:53	18:37	9:18	+1:23
16M	16.00 mi	07:43:41	2:21:04	8:49	16:40	8:20	-0:58
18M	18.00 mi	08:00:20	2:37:43	8:46	16:39	8:20	0:00
20M	20.00 mi	08:20:03	2:57:26	8:52	19:43	9:51	+1:31
22M	22.00 mi	08:36:37	3:14:00	8:49	16:34	8:17	-1:34
24M	24.00 mi	08:56:17	3:33:40	8:54	19:40	9:50	+1:33
Finish	26.22 mi	09:18:37	3:56:00	9:00	22:20	10:04	+0:14

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

5:55 /mi

Average Pace

9:00 /mi

Slowest Pace

11:12 /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

1:04:07

27% of race

Time at Steady Pace

1:44:34

44% of race

Time at Slower Pace

1:07:19

29% of race

Average Pace: 9:00 /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	05:41:15	18:38	9:19	18:38	9:19	#2952
4M	4.00 mi	05:59:26	36:49	9:12	18:11	9:06	#2691
6M	6.00 mi	06:17:26	54:49	9:08	18:00	9:00	#2495
8M	8.00 mi	06:34:24	1:11:47	8:58	16:58	8:29	#2191
9.6M	9.60 mi	06:48:34	1:25:57	8:57	14:10	8:51	#2007
10M	10.00 mi	06:50:56	1:28:19	8:50	2:22	5:55	#1989
10.5M	10.50 mi	06:56:32	1:33:55	8:57	5:36	11:12	#1929
12M	12.00 mi	07:08:24	1:45:47	8:49	11:52	7:55	#1793
14M	14.00 mi	07:27:01	2:04:24	8:53	18:37	9:18	#1756
16M	16.00 mi	07:43:41	2:21:04	8:49	16:40	8:20	#1843
18M	18.00 mi	08:00:20	2:37:43	8:46	16:39	8:20	#1533
20M	20.00 mi	08:20:03	2:57:26	8:52	19:43	9:51	#1631
22M	22.00 mi	08:36:37	3:14:00	8:49	16:34	8:17	#1554
24M	24.00 mi	08:56:17	3:33:40	8:54	19:40	9:50	#1511
Finish	26.22 mi	09:18:37	3:56:00	9:00	22:20	10:04	#1557

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 18%

Garmin Challenge

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

7:58

Segment Time

8:51/mi

Pace

0.90 mi

Distance

Overall

1299

Men

1140

Division

289

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M25-29	Seg. Overall	Seg. Males	Seg. M25-29
2M	2.00 mi	2.00 mi	2952	2418	591	1147(Top 16%)	1006(Top 20%)	273(Top 23%)
4M	4.00 mi	2.00 mi	2691+261	2224+194	542+49	2395(Top 33%)	2002(Top 40%)	485(Top 41%)
6M	6.00 mi	2.00 mi	2495+196	2084+140	497+45	2210(Top 31%)	1879(Top 37%)	457(Top 39%)
8M	8.00 mi	2.00 mi	2191+304	1856+228	443+54	1531(Top 21%)	1318(Top 26%)	324(Top 28%)
9.6M	9.60 mi	1.60 mi	2007+184	1711+145	410+33	1403(Top 20%)	1225(Top 24%)	304(Top 26%)
10M	10.00 mi	0.40 mi	1989+18	1696+15	408+2	1497(Top 21%)	1289(Top 26%)	324(Top 28%)
10.5M	10.50 mi	0.50 mi	1929+60	1649+47	400+8	1364(Top 19%)	1196(Top 24%)	299(Top 25%)
12M	12.00 mi	1.50 mi	1793+136	1536+113	377+23	1147(Top 16%)	1006(Top 20%)	273(Top 23%)
14M	14.00 mi	2.00 mi	1756+37	1505+31	366+11	1626(Top 23%)	1403(Top 28%)	348(Top 30%)
16M	16.00 mi	2.00 mi	1843-87	1564-59	386-20	2593(Top 36%)	2056(Top 41%)	526(Top 45%)
18M	18.00 mi	2.00 mi	1533+310	1313+251	333+53	643(Top 9%)	560(Top 11%)	159(Top 14%)
20M	20.00 mi	2.00 mi	1631-98	1391-78	351-18	2431(Top 34%)	1940(Top 38%)	485(Top 41%)
22M	22.00 mi	2.00 mi	1554+77	1323+68	337+14	1167(Top 16%)	973(Top 19%)	254(Top 22%)
24M	24.00 mi	2.00 mi	1511+43	1278+45	325+12	1583(Top 22%)	1262(Top 25%)	324(Top 28%)
Finish	26.22 mi	2.22 mi	1557-46	1304-26	332-7	2365(Top 33%)	1801(Top 36%)	466(Top 40%)

466

Passing Analysis

Category:

Athletes Passed

1860*

Passed By

465

Net Change

+1395

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 2M	-	-	-	-	#2952
2M → 4M	291*	30	+261	#2952	#2691
4M → 6M	208	12	+196	#2691	#2495
6M → 8M	306*	2	+304	#2495	#2191
8M → 9.6M	190*	6	+184	#2191	#2007
9.6M → 10M	22	4	+18	#2007	#1989
10M → 10.5M	64	4	+60	#1989	#1929
10.5M → 12M	139	3	+136	#1929	#1793
12M → 14M	62*	25	+37	#1793	#1756
14M → 16M	60*	147	-87	#1756	#1843
16M → 18M	310	0	+310	#1843	#1533
18M → 20M	24*	122	-98	#1533	#1631
20M → 22M	88*	11	+77	#1631	#1554
22M → 24M	65*	22	+43	#1554	#1511
24M → Finish	31*	77	-46	#1511	#1557
TOTALS	1860*	465	+1395

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

📊

Passing Visuals

Category:

📈Position Graph

🎨Heatmap Timeline

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Share Feedback

Quick Links

Explore more race data and athlete comparisons

All Results

Browse complete race results with filtering

→

Race Analytics

View race statistics, trends, and insights

→

Course Information

View interactive course map and elevation

→

Contact Time Management

Questions about your timing data or results

→

Results processed 7 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

Joseph Guzzo

⏱️ 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