San Francisco Marathon logo
SF MARATHON 1ST HALF 2026

Thuy Nguyen

Bib: 14463•F•Age: 36

Livermore, CA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 6575
Top 30%
Gender (Female)
#0 / 2930
Top 18%
Division (F35-39)
#0 / 388
Top 19%
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
9:13/mi
18:26
→ flat
4M
9:33/mi
37:32
↑ 67↓ 69
6M
9:27/mi
56:26
↑ 1231.1%
8M
9:09/mi
1:14:45
↑ 166↓ 531.1%
9.6M
9:09/mi
1:29:24
↑ 68↓ 1931.5%
10M
18:41/mi
1:36:52
↓ 241.1%
10.5M
4:34/mi
1:39:09
↓ 732.7%
12M
13:24/mi
1:59:15
↑ 2803.2%
Finish· 13.11 mi
9:05/mi
2:09:20
↑ 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
Time56:26
Pace9:24 /mi
2nd Half
Distance7.11 mi
Time1:12:54
Pace10:15 /mi
📊Positive Split: 29.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:07:4218:269:1318:26
9:13
-
4M
4.00 mi07:26:4837:329:2319:06
9:33
+0:20
6M
6.00 mi07:45:4256:269:2418:54
9:27
-0:06
8M
8.00 mi08:04:011:14:459:2118:19
9:09
-0:18
9.6M
9.60 mi08:18:401:29:249:1914:39
9:09
0:00
10M
10.00 mi08:26:081:36:529:417:28
18:41
+9:32
10.5M
10.50 mi08:28:251:39:099:272:17
4:34
-14:07
12M
12.00 mi08:48:311:59:159:5620:06
13:24
+8:50
Finish
13.11 mi08:58:362:09:209:5210:05
9:05
-4:19

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

4:34 /mi

Average Pace

9:52 /mi

Slowest Pace

18:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:17

2% of race

Time at Steady Pace

1:39:29

77% of race

Time at Slower Pace

27:34

21% of race

Average Pace: 9:52 /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 mi07:07:4218:269:1318:26
9:13
#1822
4M
4.00 mi07:26:4837:329:2319:06
9:33
#1994
6M
6.00 mi07:45:4256:269:2418:54
9:27
#1971
8M
8.00 mi08:04:011:14:459:2118:19
9:09
#1781
9.6M
9.60 mi08:18:401:29:249:1914:39
9:09
#1925
10M
10.00 mi08:26:081:36:529:417:28
18:41
#1986
10.5M
10.50 mi08:28:251:39:099:272:17
4:34
#1990
12M
12.00 mi08:48:311:59:159:5620:06
13:24
#2015
Finish
13.11 mi08:58:362:09:209:5210:05
9:05
#1962
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 38%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:45

Segment Time

10:50/mi

Pace

0.90 mi

Distance

Overall

2531

Women

772

Division

101

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
2M2.00 mi2.00 mi1822462652243(Top 34%)667(Top 23%)92(Top 24%)
4M4.00 mi2.00 mi1994-172521-5974-92181(Top 33%)586(Top 20%)87(Top 22%)
6M6.00 mi2.00 mi1971+23503+18741983(Top 30%)520(Top 18%)72(Top 19%)
8M8.00 mi2.00 mi1781+190417+8660+141430(Top 22%)320(Top 11%)47(Top 12%)
9.6M9.60 mi1.60 mi1925-144494-7770-102950(Top 45%)1094(Top 37%)146(Top 38%)
10M10.00 mi0.40 mi1986-61533-3974-42795(Top 43%)913(Top 31%)119(Top 31%)
10.5M10.50 mi0.50 mi1990-4532+175-12001(Top 30%)541(Top 18%)79(Top 20%)
12M12.00 mi1.50 mi2015-25550-18752243(Top 34%)667(Top 23%)92(Top 24%)
Finish13.11 mi1.11 mi1962+53534+1674+11751(Top 27%)469(Top 16%)60(Top 15%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 34%
~flat
+5ft-3ft

Overall

2243

Females

667

F35-39

92

2M→4M

2.0 - 4.0 mi

Top 33%
×4story building
+67ft-69ft

Overall

2181

Females

586

F35-39

87

4M→6M

4.0 - 6.0 mi

Top 30%
×9story building
+123ft-9ft

Overall

1983

Females

520

F35-39

72

6M→8M

6.0 - 8.0 mi

Top 22%
×12story building
+166ft-53ft

Overall

1430

Females

320

F35-39

47

8M→9.6M

8.0 - 9.6 mi

Top 45%
×13story building
+68ft-193ft

Overall

2950

Females

1094

F35-39

146

9.6M→10M

9.6 - 10.0 mi

Top 43%
×2story building
+0ft-24ft

Overall

2795

Females

913

F35-39

119

10M→10.5M

10.0 - 10.5 mi

Top 30%
×6story building
+1ft-73ft

Overall

2001

Females

541

F35-39

79

10.5M→12M

10.5 - 12.0 mi

Top 34%
×21story building
+280ft-26ft

Overall

2243

Females

667

F35-39

92

12M→Finish

12.0 - 13.1 mi

Top 27%
×7story building
+14ft-89ft

Overall

1751

Females

469

F35-39

60

Passing Analysis

Category:
Athletes Passed
520*
Passed By
660
Net Change
-140
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1822
2M → 4M46218-172#1822#1994
4M → 6M7754+23#1994#1971
6M → 8M221*31+190#1971#1781
8M → 9.6M24168-144#1781#1925
9.6M → 10M1879-61#1925#1986
10M → 10.5M610-4#1986#1990
10.5M → 12M5277-25#1990#2015
12M → Finish76*23+53#2015#1962
TOTALS520*660-140

* 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