San Francisco Marathon logo
SF MARATHON 1ST HALF 2023

Juan Chen

Pleasanton, CA

Bib: 16859 F 45

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 6072
Top 41%
Gender (Female)
#0 / 2732
Top 30%
Masters (Masters Women)
#0 / 746
Top 17%
Division (F45-49)
#0 / 175
Top 18%
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
9:36/mi
13:26
→ flat
2.13M
19:12/mi
27:27
→ flat
6.43M
11:38/mi
1:17:29
↑ 274↓ 78
6.62M
-33:-47/mi
1:11:15
↑ 16
10.65M
9:32/mi
1:49:42
↑ 153↓ 361
Finish· 13.11 mi
8:52/mi
2:11:30
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:11:1510:46 /mi+15.4%
2nd Half
1:00:159:17 /mi✓ faster
Negative split — 15.4% faster 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
13:269:361.40 mi13:26
9:36
-
2.13M
27:2712:530.73 mi14:01
19:12
+9:36
6.43M
1:17:2912:034.30 mi50:02
11:38
-7:34
6.62M
1:11:1510:460.19 mi
-33:-47
-45:25
10.65M
1:49:4210:184.03 mi38:27
9:32
+43:19
Finish(13.11 mi)
2:11:3010:022.46 mi21:48
8:52
-0:40
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-34:-47 /mi

Average Pace

10:02 /mi

Slowest Pace

19:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:11:30

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:02 /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. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
1.40M1.40 mi33911243593391124359
2.13M0.73 mi3171+2201150+9351+83116111748
6.43M4.30 mi2791+380943+20739+12271492837
6.62M0.19 mi2908-1171018-7548-9---
10.65M4.03 mi2660+248897+12136+12238279130
Finish(13.11 mi)2.46 mi2476+184831+6631+5197662823

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 56%
~flat
+3ft-2ft

Overall

3391

Females

1243

F45-49

59

1.40M→2.13M

1.4 - 2.1 mi

Top 51%
~flat
+3ft-1ft

Overall

3116

Females

1117

F45-49

48

2.13M→6.43M

2.1 - 6.4 mi

Top 45%
×17story building
+274ft-78ft

Overall

2714

Females

928

F45-49

37

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Females

-

F45-49

-

6.62M→10.65M

6.6 - 10.7 mi

Top 39%
×21story building
+153ft-361ft

Overall

2382

Females

791

F45-49

30

10.65M→Finish

10.7 - 13.1 mi

Top 33%
×17story building
+244ft-114ft

Overall

1976

Females

628

F45-49

23

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#3391
1.40M → 2.13M
99319+220
#3391 → #3171
2.13M → 6.43M
117497*+380
#3171 → #2791
6.43M → 6.62M
15033-117
#2791 → #2908
6.62M → 10.65M
57305*+248
#2908 → #2660
10.65M → Finish
21205*+184
#2660 → #2476
TOTALS
4441359*+915
#3391 → #2476

* 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