San Francisco Marathon logo
SF MARATHON 2025

Katrina Lau

Bib: 4026•F•Age: 24

San Francisco, CA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 6545
Gender (Female)
#0 / 1878
F20-29
#0 / 279
Race Day Weather
56°/46°F
overcast clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
1.81 Miles
18:49
Rank: #4934
Start → 1.81 Miles
18:49 | 10:24/mi
5.55 Miles
1:03:51
Rank: #5864 (-930)
1.81 Miles → 5.55 Miles
45:02 | 12:02/mi
6.52 Miles
1:15:07
Rank: #5802 (+62)
5.55 Miles → 6.52 Miles
11:16 | 11:37/mi
10.87 Miles
2:06:21
Rank: #5750 (+52)
6.52 Miles → 10.87 Miles
51:14 | 11:47/mi
Garmin Hill Challenge· 11.38 mi
2:14:14
Rank: #5733 (+17)
10.87 Miles → Garmin Hill Challenge
7:53 | 15:28/mi
14.95 Miles
3:00:41
Rank: #5844 (-111)
Garmin Hill Challenge → 14.95 Miles
46:27 | 13:01/mi
18 Miles
3:40:21
Rank: #5810 (+34)
14.95 Miles → 18 Miles
39:40 | 13:01/mi
25 Miles
5:20:24
Rank: #5831 (-21)
18 Miles → 25 Miles
1:40:03 | 14:18/mi
Finish· 26.22 mi
5:38:34
Rank: #5861 (-30)
25 Miles → Finish
18:10 | 14:55/mi

Course Map & Elevation

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.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.81 Miles
1.81 mi05:56:5718:4910:2418:49
10:24
-
5.55 Miles
5.55 mi06:41:591:03:5111:3045:02
12:02
+1:38
6.52 Miles
6.52 mi06:53:151:15:0711:3111:16
11:37
-0:25
10.87 Miles
10.87 mi07:44:292:06:2111:3751:14
11:47
+0:10
Garmin Hill Challenge
11.38 mi07:52:222:14:1411:487:53
15:28
+3:41
14.95 Miles
14.95 mi08:38:493:00:4112:0546:27
13:01
-2:27
18 Miles
18.00 mi09:18:293:40:2112:1539:40
13:01
0:00
25 Miles
25.00 mi10:58:325:20:2412:491:40:03
14:18
+1:17
Finish
26.22 mi11:16:425:38:3412:5518:10
14:55
+0:37

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

10:24 /mi

Average Pace

12:55 /mi

Slowest Pace

15:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

2:06:21

37% of race

Time at Steady Pace

1:26:07

25% of race

Time at Slower Pace

2:06:06

37% of race

Average Pace: 12:55 /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...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
1.81 Miles
1.81 mi05:56:5718:4910:2418:49
10:24
#4934
5.55 Miles
5.55 mi06:41:591:03:5111:3045:02
12:02
#5864
6.52 Miles
6.52 mi06:53:151:15:0711:3111:16
11:37
#5802
10.87 Miles
10.87 mi07:44:292:06:2111:3751:14
11:47
#5750
Garmin Hill Challenge
11.38 mi07:52:222:14:1411:487:53
15:28
#5733
14.95 Miles
14.95 mi08:38:493:00:4112:0546:27
13:01
#5844
18 Miles
18.00 mi09:18:293:40:2112:1539:40
13:01
#5810
25 Miles
25.00 mi10:58:325:20:2412:491:40:03
14:18
#5831
Finish
26.22 mi11:16:425:38:3412:5518:10
14:55
#5861
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
1.81 Miles1.81 mi1.81 mi493411901914934(Top 75%)1190(Top 63%)191(Top 68%)
5.55 Miles5.55 mi3.74 mi5864-9301554-364248-576054(Top 92%)1645(Top 88%)255(Top 91%)
6.52 Miles6.52 mi0.97 mi5802+621525+29245+35276(Top 81%)1308(Top 70%)219(Top 78%)
10.87 Miles10.87 mi4.35 mi5750+521508+172455666(Top 87%)1484(Top 79%)239(Top 86%)
Garmin Hill Challenge11.38 mi0.51 mi5733+171490+18243+25309(Top 81%)1345(Top 72%)230(Top 82%)
14.95 Miles14.95 mi3.57 mi5844-1111556-66248-56010(Top 92%)1652(Top 88%)260(Top 93%)
18 Miles18.00 mi3.05 mi5810+3415562485006(Top 76%)1328(Top 71%)226(Top 81%)
25 Miles25.00 mi7.00 mi5831-211585-29253-55821(Top 89%)1653(Top 88%)259(Top 93%)
Finish26.22 mi1.22 mi5861-301598-13257-46033(Top 92%)1706(Top 91%)265(Top 95%)

Segment Performance Analysis

Start → 1.81 Miles

0.0 - 1.8 mi

Top 75%
×1human
+6ft-10ft

Overall

4934

Females

1190

F20-24

191

1.81 Miles→5.55 Miles

1.8 - 5.5 mi

Top 92%
×6stories
+97ft-86ft

Overall

6054

Females

1645

F20-24

255

5.55 Miles→6.52 Miles

5.5 - 6.5 mi

Top 81%
×15stories
+178ft-5ft

Overall

5276

Females

1308

F20-24

219

6.52 Miles→10.87 Miles

6.5 - 10.9 mi

Top 87%
×20stories
+201ft-318ft

Overall

5666

Females

1484

F20-24

239

10.87 Miles→Garmin Hill Challenge

10.9 - 11.4 mi

Top 81%
×11stories
+134ft-79ft

Overall

5309

Females

1345

F20-24

230

Garmin Hill Challenge→14.95 Miles

11.4 - 14.9 mi

Top 92%
×17stories
+251ft-225ft

Overall

6010

Females

1652

F20-24

260

14.95 Miles→18 Miles

14.9 - 18.0 mi

Top 76%
×12stories
+165ft-60ft

Overall

5006

Females

1328

F20-24

226

18 Miles→25 Miles

18.0 - 25.0 mi

Top 89%
×22stories
+142ft-378ft

Overall

5821

Females

1653

F20-24

259

25 Miles→Finish

25.0 - 26.2 mi

Top 92%
~flat
+2ft-0ft

Overall

6033

Females

1706

F20-24

265

Passing Analysis

Category:
Athletes Passed
472*
Passed By
1399
Net Change
-927
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.81 Miles----#4934
1.81 Miles → 5.55 Miles23953-930#4934#5864
5.55 Miles → 6.52 Miles697+62#5864#5802
6.52 Miles → 10.87 Miles132*80+52#5802#5750
10.87 Miles → Garmin Hill Challenge4427+17#5750#5733
Garmin Hill Challenge → 14.95 Miles41*152-111#5733#5844
14.95 Miles → 18 Miles75*41+34#5844#5810
18 Miles → 25 Miles83*104-21#5810#5831
25 Miles → Finish5*35-30#5831#5861
TOTALS472*1399-927

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

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

Public Race Data

The San Francisco Marathon

The San Francisco Marathon