San Francisco Marathon logo
SF MARATHON 1ST HALF 2026

Soomin Ko

Bib: 17200•F•Age: 29

Hayward, CA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 6575
Gender (Female)
#0 / 2930
Division (F25-29)
#0 / 674
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
11:12/mi
22:24
→ flat
4M
12:49/mi
48:02
↑ 67↓ 69
6M
14:17/mi
1:16:36
↑ 1231.1%
8M
14:36/mi
1:45:48
↑ 166↓ 531.1%
9.6M
12:19/mi
2:05:30
↑ 68↓ 1931.5%
10M
21:46/mi
2:14:12
↓ 241.1%
10.5M
5:16/mi
2:16:50
↓ 732.7%
12M
18:48/mi
2:45:02
↑ 2803.2%
Finish· 13.11 mi
14:50/mi
3:01:29
↑ 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
Time1:16:36
Pace12:46 /mi
2nd Half
Distance7.11 mi
Time1:44:53
Pace14:45 /mi
📊Positive Split: 36.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:03:2422:2411:1222:24
11:12
-
4M
4.00 mi07:29:0248:0212:0125:38
12:49
+1:37
6M
6.00 mi07:57:361:16:3612:4628:34
14:17
+1:28
8M
8.00 mi08:26:481:45:4813:1329:12
14:36
+0:19
9.6M
9.60 mi08:46:302:05:3013:0419:42
12:19
-2:17
10M
10.00 mi08:55:122:14:1213:258:42
21:46
+9:27
10.5M
10.50 mi08:57:502:16:5013:022:38
5:16
-16:30
12M
12.00 mi09:26:022:45:0213:4528:12
18:48
+13:32
Finish
13.11 mi09:42:293:01:2913:5116:27
14:50
-3:58

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

5:16 /mi

Average Pace

13:51 /mi

Slowest Pace

21:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

25:02

14% of race

Time at Steady Pace

1:59:33

66% of race

Time at Slower Pace

36:54

20% of race

Average Pace: 13:51 /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 mi07:03:2422:2411:1222:24
11:12
#5043
4M
4.00 mi07:29:0248:0212:0125:38
12:49
#5689
6M
6.00 mi07:57:361:16:3612:4628:34
14:17
#6070
8M
8.00 mi08:26:481:45:4813:1329:12
14:36
#6147
9.6M
9.60 mi08:46:302:05:3013:0419:42
12:19
#6183
10M
10.00 mi08:55:122:14:1213:258:42
21:46
#6107
10.5M
10.50 mi08:57:502:16:5013:022:38
5:16
#6085
12M
12.00 mi09:26:022:45:0213:4528:12
18:48
#6060
Finish
13.11 mi09:42:293:01:2913:5116:27
14:50
#6094
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 65%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:20

Segment Time

12:36/mi

Pace

0.90 mi

Distance

Overall

4258

Women

1622

Division

401

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi504319794915801(Top 88%)2506(Top 86%)604(Top 90%)
4M4.00 mi2.00 mi5689-6462348-369570-796025(Top 92%)2576(Top 88%)611(Top 91%)
6M6.00 mi2.00 mi6070-3812575-227610-406322(Top 96%)2751(Top 94%)643(Top 95%)
8M8.00 mi2.00 mi6147-772625-50621-116163(Top 94%)2642(Top 90%)620(Top 92%)
9.6M9.60 mi1.60 mi6183-362655-30622-16004(Top 91%)2594(Top 89%)604(Top 90%)
10M10.00 mi0.40 mi6107+762615+40616+64454(Top 68%)1736(Top 59%)416(Top 62%)
10.5M10.50 mi0.50 mi6085+222602+13614+23863(Top 59%)1383(Top 47%)340(Top 50%)
12M12.00 mi1.50 mi6060+252592+106145801(Top 88%)2506(Top 86%)604(Top 90%)
Finish13.11 mi1.11 mi6094-342615-23621-76160(Top 94%)2709(Top 92%)642(Top 95%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 88%
~flat
+5ft-3ft

Overall

5801

Females

2506

F25-29

604

2M→4M

2.0 - 4.0 mi

Top 92%
×4story building
+67ft-69ft

Overall

6025

Females

2576

F25-29

613

4M→6M

4.0 - 6.0 mi

Top 96%
×9story building
+123ft-9ft

Overall

6322

Females

2751

F25-29

644

6M→8M

6.0 - 8.0 mi

Top 94%
×12story building
+166ft-53ft

Overall

6163

Females

2642

F25-29

621

8M→9.6M

8.0 - 9.6 mi

Top 91%
×13story building
+68ft-193ft

Overall

6004

Females

2594

F25-29

605

9.6M→10M

9.6 - 10.0 mi

Top 68%
×2story building
+0ft-24ft

Overall

4454

Females

1736

F25-29

416

10M→10.5M

10.0 - 10.5 mi

Top 59%
×6story building
+1ft-73ft

Overall

3863

Females

1383

F25-29

340

10.5M→12M

10.5 - 12.0 mi

Top 88%
×21story building
+280ft-26ft

Overall

5801

Females

2506

F25-29

604

12M→Finish

12.0 - 13.1 mi

Top 94%
×7story building
+14ft-89ft

Overall

6160

Females

2709

F25-29

642

Passing Analysis

Category:
Athletes Passed
311*
Passed By
1362
Net Change
-1051
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#5043
2M → 4M11657-646#5043#5689
4M → 6M26*407-381#5689#6070
6M → 8M43*120-77#6070#6147
8M → 9.6M4278-36#6147#6183
9.6M → 10M848+76#6183#6107
10M → 10.5M220+22#6107#6085
10.5M → 12M59*34+25#6085#6060
12M → Finish24*58-34#6060#6094
TOTALS311*1362-1051

* 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