San Francisco Marathon logo
SF MARATHON 1ST HALF 2023

Stanton Weaver

Bib: 10297•F•Age: 23

Sunnyvale, CA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 6072
Top 46%
Gender (Female)
#0 / 2732
Top 35%
F20-29
#0 / 376
Top 48%
Race Day Weather
60°/50°F
overcast 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
1.40M
9:55/mi
13:53
→ flat
2.13M
18:47/mi
27:36
→ flat
6.43M
11:22/mi
1:16:27
↑ 274↓ 780.9%
6.62M
-34:-29/mi
1:10:05
↑ 161.6%
10.65M
10:07/mi
1:50:52
↑ 153↓ 3611.0%
Finish· 13.11 mi
9:36/mi
2:14:28
↑ 244↓ 1141.0%

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 6.62M
Distance6.62 mi
Time1:10:05
Pace10:35 /mi
2nd Half✓ Faster
Distance6.49 mi
Time1:04:23
Pace9:55 /mi
📊Negative Split: 8.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.40M
1.40 mi06:59:4313:539:5513:53
9:55
-
2.13M
2.13 mi07:13:2627:3612:5713:43
18:47
+8:52
6.43M
6.43 mi08:02:171:16:2711:5348:51
11:22
-7:25
6.62M
6.62 mi07:55:551:10:0510:35
-34:-29
-45:51
10.65M
10.65 mi08:36:421:50:5210:2540:47
10:07
+44:36
Finish
13.11 mi09:00:182:14:2810:1523:36
9:36
-0:31

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

-35:-29 /mi

Average Pace

10:15 /mi

Slowest Pace

18:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:14:28

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:15 /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
1.40M
1.40 mi06:59:4313:539:5513:53
9:55
#3887
2.13M
2.13 mi07:13:2627:3612:5713:43
18:47
#3262
6.43M
6.43 mi08:02:171:16:2711:5348:51
11:22
#2580
6.62M
6.62 mi07:55:551:10:0510:35
-34:-29
#2658
10.65M
10.65 mi08:36:421:50:5210:2540:47
10:07
#2799
Finish
13.11 mi09:00:182:14:2810:1523:36
9:36
#2793
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
1.40M1.40 mi1.40 mi388714822513887(Top 64%)1482(Top 54%)251(Top 67%)
2.13M2.13 mi0.73 mi3262+6251191+291211+402792(Top 46%)966(Top 35%)163(Top 43%)
6.43M6.43 mi4.30 mi2580+682855+336163+482398(Top 39%)791(Top 29%)150(Top 40%)
6.62M6.62 mi0.19 mi2658-78894-39166-3---
10.65M10.65 mi4.03 mi2799-141964-70174-83129(Top 52%)1134(Top 42%)203(Top 54%)
Finish13.11 mi2.46 mi2793+6965-1180-62855(Top 47%)1036(Top 38%)197(Top 52%)

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 64%
~flat
+3ft-2ft

Overall

3887

Females

1482

F20-24

251

1.40M→2.13M

1.4 - 2.1 mi

Top 46%
~flat
+3ft-1ft

Overall

2792

Females

966

F20-24

163

2.13M→6.43M

2.1 - 6.4 mi

Top 39%
×17story building
+274ft-78ft

Overall

2398

Females

791

F20-24

150

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Females

-

F20-24

-

6.62M→10.65M

6.6 - 10.7 mi

Top 52%
×21story building
+153ft-361ft

Overall

3129

Females

1134

F20-24

203

10.65M→Finish

10.7 - 13.1 mi

Top 47%
×17story building
+244ft-114ft

Overall

2855

Females

1036

F20-24

197

Passing Analysis

Category:
Athletes Passed
1603*
Passed By
509
Net Change
+1094
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.40M----#3887
1.40M → 2.13M66641+625#3887#3262
2.13M → 6.43M730*48+682#3262#2580
6.43M → 6.62M35113-78#2580#2658
6.62M → 10.65M80*221-141#2658#2799
10.65M → Finish92*86+6#2799#2793
TOTALS1603*509+1094

* 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

Public Race Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events