San Francisco Marathon logo
SF MARATHON 1ST HALF 2026

Fan Weng

Bib: 17247•M•Age: 36

Cupertino, CA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 6575
Top 49%
Gender (Male)
#0 / 3619
Division (M35-39)
#0 / 582
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
10:39/mi
21:19
→ flat
4M
10:36/mi
42:31
↑ 67↓ 69
6M
10:46/mi
1:04:03
↑ 1231.1%
8M
10:20/mi
1:24:44
↑ 166↓ 531.1%
9.6M
10:20/mi
1:41:16
↑ 68↓ 1931.5%
10M
19:04/mi
1:48:53
↓ 241.1%
10.5M
5:08/mi
1:51:27
↓ 732.7%
12M
13:41/mi
2:11:59
↑ 2803.2%
Finish· 13.11 mi
10:05/mi
2:23:10
↑ 14↓ 891.3%

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 6MFaster
Distance6.00 mi
Time1:04:03
Pace10:41 /mi
2nd Half
Distance7.11 mi
Time1:19:07
Pace11:08 /mi
📊Positive Split: 23.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:08:0521:1910:3921:19
10:39
-
4M
4.00 mi07:29:1742:3110:3821:12
10:36
-0:03
6M
6.00 mi07:50:491:04:0310:4121:32
10:46
+0:10
8M
8.00 mi08:11:301:24:4410:3520:41
10:20
-0:26
9.6M
9.60 mi08:28:021:41:1610:3316:32
10:20
0:00
10M
10.00 mi08:35:391:48:5310:537:37
19:04
+8:44
10.5M
10.50 mi08:38:131:51:2710:372:34
5:08
-13:56
12M
12.00 mi08:58:452:11:5911:0020:32
13:41
+8:33
Finish
13.11 mi09:09:562:23:1010:5511:11
10:05
-3:36

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

5:08 /mi

Average Pace

10:55 /mi

Slowest Pace

19:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:34

2% of race

Time at Steady Pace

1:52:27

79% of race

Time at Slower Pace

28:09

20% of race

Average Pace: 10:55 /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...
0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2M
2.00 mi07:08:0521:1910:3921:19
10:39
#4168
4M
4.00 mi07:29:1742:3110:3821:12
10:36
#3885
6M
6.00 mi07:50:491:04:0310:4121:32
10:46
#3750
8M
8.00 mi08:11:301:24:4410:3520:41
10:20
#3419
9.6M
9.60 mi08:28:021:41:1610:3316:32
10:20
#3566
10M
10.00 mi08:35:391:48:5310:537:37
19:04
#3500
10.5M
10.50 mi08:38:131:51:2710:372:34
5:08
#3493
12M
12.00 mi08:58:452:11:5911:0020:32
13:41
#3284
Finish
13.11 mi09:09:562:23:1010:5511:11
10:05
#3251
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 46%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:11

Segment Time

11:19/mi

Pace

0.90 mi

Distance

Overall

3026

Men

2013

Division

340

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
2M2.00 mi2.00 mi416826664422476(Top 38%)1701(Top 47%)285(Top 49%)
4M4.00 mi2.00 mi3885+2832531+135427+153692(Top 56%)2418(Top 67%)408(Top 70%)
6M6.00 mi2.00 mi3750+1352452+79414+133625(Top 55%)2383(Top 66%)396(Top 68%)
8M8.00 mi2.00 mi3419+3312279+173381+332779(Top 42%)1959(Top 54%)338(Top 58%)
9.6M9.60 mi1.60 mi3566-1472356-77396-154387(Top 67%)2613(Top 72%)434(Top 75%)
10M10.00 mi0.40 mi3500+662315+41392+43005(Top 46%)2003(Top 55%)337(Top 58%)
10.5M10.50 mi0.50 mi3493+72316-1391+13507(Top 53%)2285(Top 63%)381(Top 65%)
12M12.00 mi1.50 mi3284+2092189+127374+172476(Top 38%)1701(Top 47%)285(Top 49%)
Finish13.11 mi1.11 mi3251+332171+18365+92955(Top 45%)1945(Top 54%)316(Top 54%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 38%
~flat
+5ft-3ft

Overall

2476

Males

1701

M35-39

285

2M→4M

2.0 - 4.0 mi

Top 56%
×4story building
+67ft-69ft

Overall

3692

Males

2418

M35-39

408

4M→6M

4.0 - 6.0 mi

Top 55%
×9story building
+123ft-9ft

Overall

3625

Males

2383

M35-39

396

6M→8M

6.0 - 8.0 mi

Top 42%
×12story building
+166ft-53ft

Overall

2779

Males

1959

M35-39

338

8M→9.6M

8.0 - 9.6 mi

Top 67%
×13story building
+68ft-193ft

Overall

4387

Males

2613

M35-39

434

9.6M→10M

9.6 - 10.0 mi

Top 46%
×2story building
+0ft-24ft

Overall

3005

Males

2003

M35-39

337

10M→10.5M

10.0 - 10.5 mi

Top 53%
×6story building
+1ft-73ft

Overall

3507

Males

2285

M35-39

381

10.5M→12M

10.5 - 12.0 mi

Top 38%
×21story building
+280ft-26ft

Overall

2476

Males

1701

M35-39

285

12M→Finish

12.0 - 13.1 mi

Top 45%
×7story building
+14ft-89ft

Overall

2955

Males

1945

M35-39

316

Passing Analysis

Category:
Athletes Passed
1302*
Passed By
385
Net Change
+917
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4168
2M → 4M34057+283#4168#3885
4M → 6M191*56+135#3885#3750
6M → 8M356*25+331#3750#3419
8M → 9.6M44191-147#3419#3566
9.6M → 10M7711+66#3566#3500
10M → 10.5M158+7#3500#3493
10.5M → 12M22112+209#3493#3284
12M → Finish58*25+33#3284#3251
TOTALS1302*385+917

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

📊

Passing Visuals

Category:
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

Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events