Dennis Chen

Sunnyvale, CA

Bib: 13057 M 31

0:00

0:00

/ mi

Be the first to cheer!

Overall

#0 / 5177

Top 32%

Gender (Male)

#0 / 2862

Top 42%

Division (M30-34)

#0 / 642

Top 46%

Race Day Weather

56°/46°F

overcast clouds

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

10 ft elev

2.13M

12:18/mi

26:12

→ flat

13 ft elev

6.62M

9:01/mi

1:06:43

↑ 299 ft↓ 78 ft0.9% grade

239 ft elev

7.12M

11:32/mi

1:12:29

↑ 27 ft1.0% grade

269 ft elev

10.65M

8:30/mi

1:42:31

↑ 127 ft↓ 360 ft1.3% grade

48 ft elev

Finish· 13.11 mi

9:00/mi

2:04:39

↑ 244 ft↓ 114 ft1.0% grade

205 ft elev

Course Elevation

10–277 ft

≈

×22story building

•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M

1:06:4310:05 /mi+13.2%

2nd Half

57:568:56 /mi✓ faster

Negative split — 13.2% faster in the second half

Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
2.13M	26:12	12:18	2.13 mi	26:12	12:18	-
6.62M	1:06:43	10:05	4.49 mi	40:31	9:01	-3:17
7.12M	1:12:29	10:11	0.50 mi	5:46	11:32	+2:31
10.65M	1:42:31	9:38	3.53 mi	30:02	8:30	-3:02
Finish(13.11 mi)	2:04:39	9:31	2.46 mi	22:08	9:00	+0:30

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:30 /mi

Average Pace

9:31 /mi

Slowest Pace

12:18 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

1:32:41

74% of race

Time at Slower Pace

31:58

26% of race

Average Pace: 9:30 /mi

Loading chart...

Faster pace (< avg)

Steady pace (≈ avg)

Slower pace (> avg)

Heatmap

0mi3.3mi6.6mi9.8mi13.1mi

Pace:

Faster

Steady

Slower

Checkpoint and Segment Rankings

Checkpoint	Seg. Dist	Overall	Males	M30-34	Seg. Overall	Seg. Males	Seg. M30-34
2.13M	2.13 mi	2378	1602	371	2378	1602	371
6.62M	4.49 mi	1879+499	1334+268	313+58	1625	1177	275
7.12M	0.50 mi	1773+106	1281+53	305+8	1187	920	229
10.65M	3.53 mi	1625+148	1185+96	286+19	1383	1025	252
Finish(13.11 mi)	2.46 mi	1661-36	1208-23	296-10	1946	1319	319

319

Passing Analysis

Category:

▲Net Change

0 passed by0* passed

Segment	Movement	Rank
Start → 2.13M	-	#2378
2.13M → 6.62M	31530*+499	#2378 → #1879
6.62M → 7.12M	9115+106	#1879 → #1773
7.12M → 10.65M	17165*+148	#1773 → #1625
10.65M → Finish	8549*-36	#1625 → #1661
TOTALS	142859*+717	#2378 → #1661

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

Passing Visualized

Category:

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

Quick Links

Find another athlete or browse the full results

Search for another athlete

All Results

Browse complete race results with filtering

→

Results processed about 1 month ago

Official Timing Data

Enhanced athlete results built from official timing data.

Race managed by

The San Francisco Marathon

Race timed by

Race Place Events