San Francisco Marathon logo
SF MARATHON 2023

Kelvin Chan

Bib: 2869•M•Age: 39

San Jose, CA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 4888
Top 28%
Gender (Male)
#0 / 3570
Top 33%
Division (M35-39)
#0 / 495
Top 33%
Race Day Weather
69°/59°F
broken clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
2.2 Miles
17:31
Rank: #1923
Start → 2.2 Miles
17:31 | 7:58/mi
5.7 Miles
51:10
Rank: #1885 (+38)
2.2 Miles → 5.7 Miles
33:39 | 9:37/mi
6.43 Miles
1:00:28
Rank: #1894 (-9)
5.7 Miles → 6.43 Miles
9:18 | 12:44/mi
10.92 Miles
1:40:24
Rank: #1952 (-58)
6.43 Miles → 10.92 Miles
39:56 | 8:54/mi
Garmin Hill Challenge· 11.42 mi
1:45:51
Rank: #1906 (+46)
10.92 Miles → Garmin Hill Challenge
5:27 | 10:54/mi
14.95 Miles
2:14:28
Rank: #1782 (+124)
Garmin Hill Challenge → 14.95 Miles
28:37 | 8:06/mi
18 Miles
2:45:15
Rank: #1685 (+97)
14.95 Miles → 18 Miles
30:47 | 10:06/mi
24 Miles
3:38:53
Rank: #1429 (+256)
18 Miles → 24 Miles
53:38 | 8:56/mi
Finish· 26.22 mi
3:58:18
Rank: #1370 (+59)
24 Miles → Finish
19:25 | 8:45/mi
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.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2.2 Miles
2.20 mi05:43:2017:317:5817:31
7:58
-
5.7 Miles
5.70 mi06:16:5951:108:5933:39
9:37
+1:39
6.43 Miles
6.43 mi06:26:171:00:289:249:18
12:44
+3:07
10.92 Miles
10.92 mi07:06:131:40:249:1239:56
8:54
-3:50
Garmin Hill Challenge
11.42 mi07:11:401:45:519:165:27
10:54
+2:00
14.95 Miles
14.95 mi07:40:172:14:289:0028:37
8:06
-2:48
18 Miles
18.00 mi08:11:042:45:159:1130:47
10:06
+2:00
24 Miles
24.00 mi09:04:423:38:539:0753:38
8:56
-1:10
Finish
26.22 mi09:24:073:58:189:0619:25
8:45
-0:11

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

7:58 /mi

Average Pace

9:06 /mi

Slowest Pace

12:44 /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

46:08

19% of race

Time at Steady Pace

2:26:38

62% of race

Time at Slower Pace

45:32

19% of race

Average Pace: 9:05 /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.

Loading...
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

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2.2 Miles
2.20 mi05:43:2017:317:5817:31
7:58
#1923
5.7 Miles
5.70 mi06:16:5951:108:5933:39
9:37
#1885
6.43 Miles
6.43 mi06:26:171:00:289:249:18
12:44
#1894
10.92 Miles
10.92 mi07:06:131:40:249:1239:56
8:54
#1952
Garmin Hill Challenge
11.42 mi07:11:401:45:519:165:27
10:54
#1906
14.95 Miles
14.95 mi07:40:172:14:289:0028:37
8:06
#1782
18 Miles
18.00 mi08:11:042:45:159:1130:47
10:06
#1685
24 Miles
24.00 mi09:04:423:38:539:0753:38
8:56
#1429
Finish
26.22 mi09:24:073:58:189:0619:25
8:45
#1370
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
2.2 Miles2.20 mi2.20 mi192316132451923(Top 39%)1613(Top 45%)245(Top 49%)
5.7 Miles5.70 mi3.50 mi1885+381593+20233+121891(Top 39%)1603(Top 45%)232(Top 47%)
6.43 Miles6.43 mi0.73 mi1894-91608-15236-31926(Top 39%)1641(Top 46%)243(Top 49%)
10.92 Miles10.92 mi4.49 mi1952-581658-50245-92049(Top 42%)1733(Top 49%)254(Top 51%)
Garmin Hill Challenge11.42 mi0.50 mi1906+461619+39239+61446(Top 30%)1269(Top 36%)179(Top 36%)
14.95 Miles14.95 mi3.53 mi1782+1241526+93230+91474(Top 30%)1276(Top 36%)181(Top 37%)
18 Miles18.00 mi3.05 mi1685+971441+85218+121472(Top 30%)1267(Top 35%)181(Top 37%)
24 Miles24.00 mi6.00 mi1429+2561226+215175+431057(Top 22%)905(Top 25%)125(Top 25%)
Finish26.22 mi2.22 mi1370+591182+44165+10958(Top 20%)823(Top 23%)116(Top 23%)

Segment Performance Analysis

Start → 2.2 Miles

0.0 - 2.2 mi

Top 39%
×1human
+8ft-12ft

Overall

1923

Males

1613

M35-39

249

2.2 Miles→5.7 Miles

2.2 - 5.7 mi

Top 39%
×6stories
+92ft-87ft

Overall

1891

Males

1603

M35-39

235

5.7 Miles→6.43 Miles

5.7 - 6.4 mi

Top 39%
×11stories
+137ft-3ft

Overall

1926

Males

1641

M35-39

245

6.43 Miles→10.92 Miles

6.4 - 10.9 mi

Top 42%
×21stories
+225ft-318ft

Overall

2049

Males

1733

M35-39

257

10.92 Miles→Garmin Hill Challenge

10.9 - 11.4 mi

Top 30%
×11stories
+134ft-123ft

Overall

1446

Males

1269

M35-39

180

Garmin Hill Challenge→14.95 Miles

11.4 - 14.9 mi

Top 30%
×16stories
+234ft-225ft

Overall

1474

Males

1276

M35-39

182

14.95 Miles→18 Miles

14.9 - 18.0 mi

Top 30%
×12stories
+165ft-60ft

Overall

1472

Males

1267

M35-39

182

18 Miles→24 Miles

18.0 - 24.0 mi

Top 22%
×21stories
+142ft-377ft

Overall

1057

Males

905

M35-39

125

24 Miles→Finish

24.0 - 26.2 mi

Top 20%
~flat
+2ft-2ft

Overall

958

Males

823

M35-39

116

Passing Analysis

Category:
Athletes Passed
838*
Passed By
285
Net Change
+553
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2.2 Miles----#1923
2.2 Miles → 5.7 Miles137*99+38#1923#1885
5.7 Miles → 6.43 Miles2837-9#1885#1894
6.43 Miles → 10.92 Miles43*101-58#1894#1952
10.92 Miles → Garmin Hill Challenge482+46#1952#1906
Garmin Hill Challenge → 14.95 Miles1295+124#1906#1782
14.95 Miles → 18 Miles117*20+97#1782#1685
18 Miles → 24 Miles268*12+256#1685#1429
24 Miles → Finish68*9+59#1429#1370
TOTALS838*285+553

* 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

Loading...

🎨Heatmap Timeline

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

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

Public Race Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events