San Francisco Marathon logo
SF MARATHON 1ST HALF 2025

Yoonseo Lim

San Francisco, CA

Bib: 18421 F 22

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 7100
Gender (Female)
#0 / 3107
F20-29
#0 / 410
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
10:39/mi
19:16
→ flat
5.34M
10:53/mi
57:42
↑ 80↓ 74
6.15M
11:43/mi
1:07:11
↑ 126
10.54M
11:15/mi
1:56:34
↑ 230↓ 361
11.05M
17:09/mi
2:05:19
↑ 172
Finish· 13.11 mi
11:21/mi
2:28:42
↑ 97↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
1:07:1110:55 /mi⚡ faster
2nd Half
1:21:3111:43 /mi+21.3%
Positive split — 21.3% 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
19:1610:391.81 mi19:16
10:39
-
5.34M
57:4210:483.53 mi38:26
10:53
+0:14
6.15M
1:07:1110:550.81 mi9:29
11:43
+0:50
10.54M
1:56:3411:044.39 mi49:23
11:15
-0:28
11.05M
2:05:1911:200.51 mi8:45
17:09
+5:54
Finish(13.11 mi)
2:28:4211:212.06 mi23:23
11:21
-5:48
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:39 /mi

Average Pace

11:21 /mi

Slowest Pace

17:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:19:57

94% of race

Time at Slower Pace

8:45

6% of race

Average Pace: 11:21 /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
1.81M1.81 mi5179198630751791986307
5.34M3.53 mi4924+2551851+135286+2148711828283
6.15M0.81 mi4926-21854-3293-749731875293
10.54M4.39 mi4739+1871767+87286+745791703270
11.05M0.51 mi4804-651797-30288-252772103324
Finish(13.11 mi)2.06 mi4656+1481750+47284+442661618261

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 73%
~flat
+4ft-3ft

Overall

5179

Females

1986

F20-24

308

1.81M→5.34M

1.8 - 5.3 mi

Top 69%
×4story building
+80ft-74ft

Overall

4871

Females

1828

F20-24

284

5.34M→6.15M

5.3 - 6.2 mi

Top 70%
×10story building
+126ft-4ft

Overall

4973

Females

1875

F20-24

294

6.15M→10.54M

6.2 - 10.5 mi

Top 64%
×21story building
+230ft-361ft

Overall

4579

Females

1703

F20-24

271

10.54M→11.05M

10.5 - 11.1 mi

Top 74%
×14story building
+172ft-0ft

Overall

5277

Females

2103

F20-24

325

11.05M→Finish

11.1 - 13.1 mi

Top 60%
×7story building
+97ft-114ft

Overall

4266

Females

1618

F20-24

261

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#5179
1.81M → 5.34M
149404*+255
#5179 → #4924
5.34M → 6.15M
6260-2
#4924 → #4926
6.15M → 10.54M
86273*+187
#4926 → #4739
10.54M → 11.05M
8419-65
#4739 → #4804
11.05M → Finish
25173*+148
#4804 → #4656
TOTALS
406929*+523
#5179 → #4656

* 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