San Francisco Marathon logo
SF MARATHON 1ST HALF 2025

Wenxian Fu

Belmont, CA

Bib: 18639 M 46

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 7100
Top 40%
Gender (Male)
#0 / 3977
Top 49%
Masters (Masters Men)
#0 / 1096
Top 40%
Division (M45-49)
#0 / 282
Top 40%
Race Day Weather
56°/46°F
light rain

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
1.81M
8:38/mi
15:38
→ flat
5.34M
10:48/mi
53:46
↑ 80↓ 74
6.15M
9:48/mi
1:01:42
↑ 126
10.54M
9:34/mi
1:43:43
↑ 230↓ 361
11.05M
13:33/mi
1:50:38
↑ 172
Finish· 13.11 mi
10:09/mi
2:11:32
↑ 97↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
1:01:4210:02 /mi⚡ faster
2nd Half
1:09:5010:02 /mi+13.2%
Positive split — 13.2% 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
1.81M
15:388:381.81 mi15:38
8:38
-
5.34M
53:4610:043.53 mi38:08
10:48
+2:10
6.15M
1:01:4210:020.81 mi7:56
9:48
-1:00
10.54M
1:43:439:504.39 mi42:01
9:34
-0:14
11.05M
1:50:3810:010.51 mi6:55
13:33
+3:59
Finish(13.11 mi)
2:11:3210:022.06 mi20:54
10:09
-3:24
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:38 /mi

Average Pace

10:02 /mi

Slowest Pace

13:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

15:38

12% of race

Time at Steady Pace

1:48:59

83% of race

Time at Slower Pace

6:55

5% 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. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
1.81M1.81 mi13531065621353106562
5.34M3.53 mi3657-23042433-1368145-8347412969185
6.15M0.81 mi3430+2272319+114140+52417174095
10.54M4.39 mi2894+5361999+320115+2523401685101
11.05M0.51 mi2874+201988+1111528881967117
Finish(13.11 mi)2.06 mi2809+651940+48112+326581812110

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 19%
~flat
+4ft-3ft

Overall

1353

Males

1065

M45-49

62

1.81M→5.34M

1.8 - 5.3 mi

Top 67%
×4story building
+80ft-74ft

Overall

4741

Males

2969

M45-49

186

5.34M→6.15M

5.3 - 6.2 mi

Top 34%
×10story building
+126ft-4ft

Overall

2417

Males

1740

M45-49

96

6.15M→10.54M

6.2 - 10.5 mi

Top 33%
×21story building
+230ft-361ft

Overall

2340

Males

1685

M45-49

101

10.54M→11.05M

10.5 - 11.1 mi

Top 41%
×14story building
+172ft-0ft

Overall

2888

Males

1967

M45-49

117

11.05M→Finish

11.1 - 13.1 mi

Top 37%
×7story building
+97ft-114ft

Overall

2658

Males

1812

M45-49

110

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#1353
1.81M → 5.34M
23040-2304
#1353 → #3657
5.34M → 6.15M
3230+227
#3657 → #3430
6.15M → 10.54M
19555*+536
#3430 → #2894
10.54M → 11.05M
3050+20
#2894 → #2874
11.05M → Finish
45110*+65
#2874 → #2809
TOTALS
2401945*-1456
#1353 → #2809

* 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

Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events