San Francisco Marathon logo
SF MARATHON 1ST HALF 2026

Kailee Chang

Bib: 17110•F•Age: 30

Gilroy, CA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 6575
Gender (Female)
#0 / 2930
Division (F30-34)
#0 / 651
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
11:58/mi
23:56
→ flat
4M
12:29/mi
48:53
↑ 67↓ 69
6M
14:19/mi
1:17:31
↑ 1231.1%
8M
14:02/mi
1:45:36
↑ 166↓ 531.1%
9.6M
14:02/mi
2:08:04
↑ 68↓ 1931.5%
10M
28:04/mi
2:19:17
↓ 241.1%
10.5M
6:06/mi
2:22:20
↓ 732.7%
12M
22:11/mi
2:55:37
↑ 2803.2%
Finish· 13.11 mi
17:10/mi
3:14:39
↑ 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
Time1:17:31
Pace12:55 /mi
2nd Half
Distance7.11 mi
Time1:57:08
Pace16:29 /mi
📊Positive Split: 51.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:10:4523:5611:5823:56
11:58
-
4M
4.00 mi07:35:4248:5312:1324:57
12:29
+0:31
6M
6.00 mi08:04:201:17:3112:5528:38
14:19
+1:50
8M
8.00 mi08:32:251:45:3613:1228:05
14:02
-0:17
9.6M
9.60 mi08:54:532:08:0413:2022:28
14:02
0:00
10M
10.00 mi09:06:062:19:1713:5611:13
28:04
+14:02
10.5M
10.50 mi09:09:092:22:2013:333:03
6:06
-21:58
12M
12.00 mi09:42:262:55:3714:3833:17
22:11
+16:05
Finish
13.11 mi10:01:283:14:3914:5119:02
17:10
-5:01

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

6:06 /mi

Average Pace

14:51 /mi

Slowest Pace

28:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:03

2% of race

Time at Steady Pace

2:08:04

66% of race

Time at Slower Pace

1:03:32

33% of race

Average Pace: 14:51 /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 mi07:10:4523:5611:5823:56
11:58
#5857
4M
4.00 mi07:35:4248:5312:1324:57
12:29
#5863
6M
6.00 mi08:04:201:17:3112:5528:38
14:19
#6151
8M
8.00 mi08:32:251:45:3613:1228:05
14:02
#6139
9.6M
9.60 mi08:54:532:08:0413:2022:28
14:02
#6278
10M
10.00 mi09:06:062:19:1713:5611:13
28:04
#6289
10.5M
10.50 mi09:09:092:22:2013:333:03
6:06
#6276
12M
12.00 mi09:42:262:55:3714:3833:17
22:11
#6343
Finish
13.11 mi10:01:283:14:3914:5119:02
17:10
#6359
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 92%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

14:16

Segment Time

15:51/mi

Pace

0.90 mi

Distance

Overall

6044

Women

2638

Division

598

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
2M2.00 mi2.00 mi585724575586448(Top 98%)2872(Top 98%)637(Top 98%)
4M4.00 mi2.00 mi5863-62450+7554+45825(Top 89%)2456(Top 84%)567(Top 87%)
6M6.00 mi2.00 mi6151-2882630-180603-496330(Top 96%)2758(Top 94%)621(Top 95%)
8M8.00 mi2.00 mi6139+122618+12605-25975(Top 91%)2520(Top 86%)575(Top 88%)
9.6M9.60 mi1.60 mi6278-1392724-106617-126475(Top 98%)2871(Top 98%)642(Top 99%)
10M10.00 mi0.40 mi6289-112732-86176186(Top 94%)2726(Top 93%)605(Top 93%)
10.5M10.50 mi0.50 mi6276+132725+7616+15515(Top 84%)2314(Top 79%)529(Top 81%)
12M12.00 mi1.50 mi6343-672775-50624-86448(Top 98%)2872(Top 98%)637(Top 98%)
Finish13.11 mi1.11 mi6359-162790-15627-36451(Top 98%)2866(Top 98%)640(Top 98%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 98%
~flat
+5ft-3ft

Overall

6448

Females

2872

F30-34

639

2M→4M

2.0 - 4.0 mi

Top 89%
×4story building
+67ft-69ft

Overall

5825

Females

2456

F30-34

570

4M→6M

4.0 - 6.0 mi

Top 96%
×9story building
+123ft-9ft

Overall

6330

Females

2758

F30-34

624

6M→8M

6.0 - 8.0 mi

Top 91%
×12story building
+166ft-53ft

Overall

5975

Females

2520

F30-34

577

8M→9.6M

8.0 - 9.6 mi

Top 98%
×13story building
+68ft-193ft

Overall

6475

Females

2871

F30-34

644

9.6M→10M

9.6 - 10.0 mi

Top 94%
×2story building
+0ft-24ft

Overall

6186

Females

2726

F30-34

607

10M→10.5M

10.0 - 10.5 mi

Top 84%
×6story building
+1ft-73ft

Overall

5515

Females

2314

F30-34

531

10.5M→12M

10.5 - 12.0 mi

Top 98%
×21story building
+280ft-26ft

Overall

6448

Females

2872

F30-34

639

12M→Finish

12.0 - 13.1 mi

Top 98%
×7story building
+14ft-89ft

Overall

6451

Females

2866

F30-34

640

Passing Analysis

Category:
Athletes Passed
274*
Passed By
776
Net Change
-502
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#5857
2M → 4M118*124-6#5857#5863
4M → 6M26*314-288#5863#6151
6M → 8M73*61+12#6151#6139
8M → 9.6M10149-139#6139#6278
9.6M → 10M1324-11#6278#6289
10M → 10.5M141+13#6289#6276
10.5M → 12M6*73-67#6276#6343
12M → Finish14*30-16#6343#6359
TOTALS274*776-502

* 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