San Francisco Marathon logo
SF MARATHON 1ST HALF 2026

Nan Zhang

Bib: 20303•M•Age: 36

Wadsworth, OH

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 6575
Top 39%
Gender (Male)
#0 / 3619
Top 49%
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
9:41/mi
19:23
→ flat
4M
9:47/mi
38:56
↑ 67↓ 69
6M
10:07/mi
59:11
↑ 1231.1%
8M
9:31/mi
1:18:13
↑ 166↓ 531.1%
9.6M
9:31/mi
1:33:26
↑ 68↓ 1931.5%
10M
17:14/mi
1:40:19
↓ 241.1%
10.5M
4:38/mi
1:42:38
↓ 732.7%
12M
14:46/mi
2:04:47
↑ 2803.2%
Finish· 13.11 mi
10:12/mi
2:16:06
↑ 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
Time59:11
Pace9:52 /mi
2nd Half
Distance7.11 mi
Time1:16:55
Pace10:49 /mi
📊Positive Split: 30.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:10:0819:239:4119:23
9:41
-
4M
4.00 mi07:29:4138:569:4419:33
9:47
+0:06
6M
6.00 mi07:49:5659:119:5220:15
10:07
+0:20
8M
8.00 mi08:08:581:18:139:4719:02
9:31
-0:36
9.6M
9.60 mi08:24:111:33:269:4415:13
9:31
0:00
10M
10.00 mi08:31:041:40:1910:026:53
17:14
+7:43
10.5M
10.50 mi08:33:231:42:389:462:19
4:38
-12:36
12M
12.00 mi08:55:322:04:4710:2422:09
14:46
+10:08
Finish
13.11 mi09:06:512:16:0610:2311:19
10:12
-4:34

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

4:38 /mi

Average Pace

10:23 /mi

Slowest Pace

17:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:19

2% of race

Time at Steady Pace

1:44:45

77% of race

Time at Slower Pace

29:02

21% of race

Average Pace: 10:23 /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 mi07:10:0819:239:4119:23
9:41
#2566
4M
4.00 mi07:29:4138:569:4419:33
9:47
#2483
6M
6.00 mi07:49:5659:119:5220:15
10:07
#2559
8M
8.00 mi08:08:581:18:139:4719:02
9:31
#2324
9.6M
9.60 mi08:24:111:33:269:4415:13
9:31
#2463
10M
10.00 mi08:31:041:40:1910:026:53
17:14
#2402
10.5M
10.50 mi08:33:231:42:389:462:19
4:38
#2387
12M
12.00 mi08:55:322:04:4710:2422:09
14:46
#2535
Finish
13.11 mi09:06:512:16:0610:2311:19
10:12
#2557
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 29%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:12

Segment Time

10:14/mi

Pace

0.90 mi

Distance

Overall

1928

Men

1401

Division

239

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
2M2.00 mi2.00 mi256618083123357(Top 51%)2148(Top 59%)363(Top 62%)
4M4.00 mi2.00 mi2483+831752+56301+112499(Top 38%)1764(Top 49%)300(Top 52%)
6M6.00 mi2.00 mi2559-761808-56309-82822(Top 43%)1967(Top 54%)332(Top 57%)
8M8.00 mi2.00 mi2324+2351689+119287+221818(Top 28%)1381(Top 38%)236(Top 41%)
9.6M9.60 mi1.60 mi2463-1391739-50296-93399(Top 52%)2099(Top 58%)347(Top 60%)
10M10.00 mi0.40 mi2402+611700+39292+41931(Top 29%)1393(Top 38%)229(Top 39%)
10.5M10.50 mi0.50 mi2387+151687+13290+22194(Top 33%)1561(Top 43%)266(Top 46%)
12M12.00 mi1.50 mi2535-1481766-79301-113357(Top 51%)2148(Top 59%)363(Top 62%)
Finish13.11 mi1.11 mi2557-221780-14302-13120(Top 47%)2031(Top 56%)331(Top 57%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 51%
~flat
+5ft-3ft

Overall

3357

Males

2148

M35-39

363

2M→4M

2.0 - 4.0 mi

Top 38%
×4story building
+67ft-69ft

Overall

2499

Males

1764

M35-39

300

4M→6M

4.0 - 6.0 mi

Top 43%
×9story building
+123ft-9ft

Overall

2822

Males

1967

M35-39

332

6M→8M

6.0 - 8.0 mi

Top 28%
×12story building
+166ft-53ft

Overall

1818

Males

1381

M35-39

236

8M→9.6M

8.0 - 9.6 mi

Top 52%
×13story building
+68ft-193ft

Overall

3399

Males

2099

M35-39

347

9.6M→10M

9.6 - 10.0 mi

Top 29%
×2story building
+0ft-24ft

Overall

1931

Males

1393

M35-39

229

10M→10.5M

10.0 - 10.5 mi

Top 33%
×6story building
+1ft-73ft

Overall

2194

Males

1561

M35-39

266

10.5M→12M

10.5 - 12.0 mi

Top 51%
×21story building
+280ft-26ft

Overall

3357

Males

2148

M35-39

363

12M→Finish

12.0 - 13.1 mi

Top 47%
×7story building
+14ft-89ft

Overall

3120

Males

2031

M35-39

331

Passing Analysis

Category:
Athletes Passed
679*
Passed By
670
Net Change
+9
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2566
2M → 4M17693+83#2566#2483
4M → 6M56132-76#2483#2559
6M → 8M259*24+235#2559#2324
8M → 9.6M48187-139#2324#2463
9.6M → 10M654+61#2463#2402
10M → 10.5M183+15#2402#2387
10.5M → 12M25173-148#2387#2535
12M → Finish32*54-22#2535#2557
TOTALS679*670+9

* 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