San Francisco Marathon logo
SF MARATHON 1ST HALF 2026

Claire Somsouk

Bib: 19952•F•Age: 17

SF, CA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 6575
Top 11%
Gender (Female)
#0 / 2930
Top 4%
F19 & Under
#0 / 83
Top 13%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
16:52
Rank: #841
Start → 2M
8:26/mi
16:52 split
4M
33:55
Rank: #845 (-4)
2M → 4M
8:32/mi
17:03 split
6M
51:17
Rank: #898 (-53)
4M → 6M
8:41/mi
17:22 split
8M
1:10:24
Rank: #1113 (-215)
6M → 8M
9:33/mi
19:07 split
9.6M
1:20:33
Rank: #822 (+291)
8M → 9.6M
6:21/mi
10:09 split
10M
1:26:33
Rank: #799 (+23)
9.6M → 10M
15:01/mi
6:00 split
10.5M
1:28:36
Rank: #797 (+2)
10M → 10.5M
4:06/mi
2:03 split
12M
1:45:26
Rank: #758 (+39)
10.5M → 12M
11:13/mi
16:50 split
Finish· 13.11 mi
1:54:09
Rank: #704 (+54)
12M → Finish
7:52/mi
8:43 split

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
Time51:17
Pace8:33 /mi
2nd Half
Distance7.11 mi
Time1:02:52
Pace8:51 /mi
📊Positive Split: 22.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:51:4216:528:2616:52
8:26
-
4M
4.00 mi07:08:4533:558:2917:03
8:32
+0:06
6M
6.00 mi07:26:0751:178:3317:22
8:41
+0:09
8M
8.00 mi07:45:141:10:248:4819:07
9:33
+0:52
9.6M
9.60 mi07:55:231:20:338:2310:09
6:21
-3:12
10M
10.00 mi08:01:231:26:338:396:00
15:01
+8:40
10.5M
10.50 mi08:03:261:28:368:262:03
4:06
-10:55
12M
12.00 mi08:20:161:45:268:4716:50
11:13
+7:07
Finish
13.11 mi08:28:591:54:098:428:43
7:52
-3:21

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

4:06 /mi

Average Pace

8:42 /mi

Slowest Pace

15:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

12:12

11% of race

Time at Steady Pace

1:19:07

69% of race

Time at Slower Pace

22:50

20% of race

Average Pace: 8:42 /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 mi06:51:4216:528:2616:52
8:26
#841
4M
4.00 mi07:08:4533:558:2917:03
8:32
#845
6M
6.00 mi07:26:0751:178:3317:22
8:41
#898
8M
8.00 mi07:45:141:10:248:4819:07
9:33
#1113
9.6M
9.60 mi07:55:231:20:338:2310:09
6:21
#822
10M
10.00 mi08:01:231:26:338:396:00
15:01
#799
10.5M
10.50 mi08:03:261:28:368:262:03
4:06
#797
12M
12.00 mi08:20:161:45:268:4716:50
11:13
#758
Finish
13.11 mi08:28:591:54:098:428:43
7:52
#704
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 10%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:03

Segment Time

8:57/mi

Pace

0.90 mi

Distance

Overall

676

Women

123

Division

11

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF19 & UnderSeg. OverallSeg. FemalesSeg. F19 & Under
2M2.00 mi2.00 mi84115914720(Top 11%)144(Top 5%)11(Top 13%)
4M4.00 mi2.00 mi845-4155+413+1895(Top 14%)167(Top 6%)15(Top 18%)
6M6.00 mi2.00 mi898-53167-1214-11017(Top 15%)196(Top 7%)14(Top 17%)
8M8.00 mi2.00 mi1113-215208-4117-31855(Top 28%)448(Top 15%)23(Top 28%)
9.6M9.60 mi1.60 mi822+291151+5711+6281(Top 4%)59(Top 2%)4(Top 5%)
10M10.00 mi0.40 mi799+23146+511720(Top 11%)149(Top 5%)11(Top 13%)
10.5M10.50 mi0.50 mi797+2147-111807(Top 12%)155(Top 5%)12(Top 14%)
12M12.00 mi1.50 mi758+39139+811720(Top 11%)144(Top 5%)11(Top 13%)
Finish13.11 mi1.11 mi704+54121+1811490(Top 7%)79(Top 3%)9(Top 11%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 11%
~flat
+5ft-3ft

Overall

720

Females

144

F15-19

10

2M→4M

2.0 - 4.0 mi

Top 14%
×4story building
+67ft-69ft

Overall

895

Females

167

F15-19

15

4M→6M

4.0 - 6.0 mi

Top 15%
×9story building
+123ft-9ft

Overall

1017

Females

196

F15-19

14

6M→8M

6.0 - 8.0 mi

Top 28%
×12story building
+166ft-53ft

Overall

1855

Females

448

F15-19

22

8M→9.6M

8.0 - 9.6 mi

Top 4%
×13story building
+68ft-193ft

Overall

281

Females

59

F15-19

4

9.6M→10M

9.6 - 10.0 mi

Top 11%
×2story building
+0ft-24ft

Overall

720

Females

149

F15-19

11

10M→10.5M

10.0 - 10.5 mi

Top 12%
×6story building
+1ft-73ft

Overall

807

Females

155

F15-19

12

10.5M→12M

10.5 - 12.0 mi

Top 11%
×21story building
+280ft-26ft

Overall

720

Females

144

F15-19

10

12M→Finish

12.0 - 13.1 mi

Top 7%
×7story building
+14ft-89ft

Overall

490

Females

79

F15-19

9

Passing Analysis

Category:
Athletes Passed
540*
Passed By
403
Net Change
+137
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#841
2M → 4M5458-4#841#845
4M → 6M2679-53#845#898
6M → 8M22237-215#898#1113
8M → 9.6M2910+291#1113#822
9.6M → 10M274+23#822#799
10M → 10.5M42+2#799#797
10.5M → 12M6021+39#797#758
12M → Finish56*2+54#758#704
TOTALS540*403+137

* 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
Share Feedback

Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events