San Francisco Marathon logo
SF MARATHON 1ST HALF 2023

Kathy Wu

San Francisco, CA

Bib: 13202 F 23

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 6072
Gender (Female)
#0 / 2732
F20-29
#0 / 376
Race Day Weather
60°/50°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
1.40M
9:21/mi
13:05
→ flat
2.13M
21:15/mi
28:36
→ flat
6.43M
13:57/mi
1:28:37
↑ 274↓ 78
6.62M
-49:-2/mi
1:19:29
↑ 16
10.65M
13:21/mi
2:13:16
↑ 153↓ 361
Finish· 13.11 mi
12:45/mi
2:44:36
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:19:2912:00 /mi⚡ faster
2nd Half
1:25:0713:07 /mi+7.1%
Positive split — 7.1% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
1.40M
13:059:211.40 mi13:05
9:21
-
2.13M
28:3613:260.73 mi15:31
21:15
+11:54
6.43M
1:28:3713:474.30 mi1:00:01
13:57
-7:18
6.62M
1:19:2912:000.19 mi
-49:-2
-62:59
10.65M
2:13:1612:314.03 mi53:47
13:21
+62:23
Finish(13.11 mi)
2:44:3612:332.46 mi31:20
12:45
-0:36
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-50:-2 /mi

Average Pace

12:33 /mi

Slowest Pace

21:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:44:36

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 12:33 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

Loading...
0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
1.40M1.40 mi2984105119029841051190
2.13M0.73 mi3827-8431462-411254-6446461889311
6.43M4.30 mi4598-7711840-378299-4548872018314
6.62M0.19 mi4373+2251715+125280+19---
10.65M4.03 mi5030-6572100-385329-4955992457351
Finish(13.11 mi)2.46 mi5092-622152-52334-553092300340

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 49%
~flat
+3ft-2ft

Overall

2984

Females

1051

F20-24

190

1.40M→2.13M

1.4 - 2.1 mi

Top 77%
~flat
+3ft-1ft

Overall

4646

Females

1889

F20-24

311

2.13M→6.43M

2.1 - 6.4 mi

Top 80%
×17story building
+274ft-78ft

Overall

4887

Females

2018

F20-24

314

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 92%
×21story building
+153ft-361ft

Overall

5599

Females

2457

F20-24

351

10.65M→Finish

10.7 - 13.1 mi

Top 87%
×17story building
+244ft-114ft

Overall

5309

Females

2300

F20-24

340

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#2984
1.40M → 2.13M
86825-843
#2984 → #3827
2.13M → 6.43M
83867*-771
#3827 → #4598
6.43M → 6.62M
1226+225
#4598 → #4373
6.62M → 10.65M
66912*-657
#4373 → #5030
10.65M → Finish
9331*-62
#5030 → #5092
TOTALS
2469361*-2108
#2984 → #5092

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

Passing Visualized

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