San Francisco Marathon logo
SF MARATHON 1ST HALF 2026

Esther Kwok

San Francisco, CA

Bib: 19011 F 23

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 6575
Gender (Female)
#0 / 2930
F20-29
#0 / 353
Race Day Weather
59°/49°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
11:19/mi
22:39
→ flat
4M
11:19/mi
45:17
↑ 67↓ 69
6M
11:17/mi
1:07:52
↑ 123
8M
12:21/mi
1:32:34
↑ 166↓ 53
9.6M
9:39/mi
1:48:01
↑ 68↓ 193
10M
22:39/mi
1:57:04
↓ 24
10.5M
5:56/mi
2:00:02
↓ 73
12M
16:34/mi
2:24:53
↑ 280
Finish· 13.11 mi
11:23/mi
2:37:30
↑ 14↓ 89
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
1:07:5211:19 /mi⚡ faster
2nd Half
1:29:3812:36 /mi+32.1%
Positive split — 32.1% 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
2M
22:3911:192.00 mi22:39
11:19
-
4M
45:1711:192.00 mi22:38
11:19
0:00
6M
1:07:5211:192.00 mi22:35
11:17
-0:02
8M
1:32:3411:342.00 mi24:42
12:21
+1:04
9.6M
1:48:0111:151.60 mi15:27
9:39
-2:42
10M
1:57:0411:420.40 mi9:03
22:39
+13:00
10.5M
2:00:0211:260.50 mi2:58
5:56
-16:43
12M
2:24:5312:041.50 mi24:51
16:34
+10:38
Finish(13.11 mi)
2:37:3012:011.11 mi12:37
11:23
-5:11
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

5:56 /mi

Average Pace

12:01 /mi

Slowest Pace

22:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:58

2% of race

Time at Steady Pace

2:00:38

77% of race

Time at Slower Pace

33:54

22% of race

Average Pace: 12:01 /mi

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

Heatmap

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

Garmin Challenge

Top 74%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

12:01

Segment Time

13:21/mi

Pace

0.90 mi

Distance

Overall

4850

Women

1940

Division

257

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
2M2.00 mi5226207927545791810244
4M2.00 mi4922+3041899+180248+2746361755229
6M2.00 mi4635+2871725+174227+2142301530212
8M2.00 mi4732-971776-51234-749141864238
9.6M1.60 mi4518+2141683+93221+1335491364183
10M0.40 mi4537-191699-16225-448271942258
10.5M0.50 mi4557-201709-10227-252312141285
12M1.50 mi4585-281738-29230-345791810244
Finish(13.11 mi)1.11 mi4526+591711+27228+244141737225

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 70%
~flat
+5ft-3ft

Overall

4579

Females

1810

F20-24

244

2M→4M

2.0 - 4.0 mi

Top 71%
×4story building
+67ft-69ft

Overall

4636

Females

1755

F20-24

230

4M→6M

4.0 - 6.0 mi

Top 64%
×9story building
+123ft-9ft

Overall

4230

Females

1530

F20-24

213

6M→8M

6.0 - 8.0 mi

Top 75%
×12story building
+166ft-53ft

Overall

4914

Females

1864

F20-24

238

8M→9.6M

8.0 - 9.6 mi

Top 54%
×13story building
+68ft-193ft

Overall

3549

Females

1364

F20-24

183

9.6M→10M

9.6 - 10.0 mi

Top 73%
×2story building
+0ft-24ft

Overall

4827

Females

1942

F20-24

258

10M→10.5M

10.0 - 10.5 mi

Top 80%
×6story building
+1ft-73ft

Overall

5231

Females

2141

F20-24

285

10.5M→12M

10.5 - 12.0 mi

Top 70%
×21story building
+280ft-26ft

Overall

4579

Females

1810

F20-24

244

12M→Finish

12.0 - 13.1 mi

Top 67%
×7story building
+14ft-89ft

Overall

4414

Females

1737

F20-24

225

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#5226
2M → 4M
46350+304
#5226 → #4922
4M → 6M
23310*+287
#4922 → #4635
6M → 8M
215118*-97
#4635 → #4732
8M → 9.6M
61275+214
#4732 → #4518
9.6M → 10M
6849-19
#4518 → #4537
10M → 10.5M
244-20
#4537 → #4557
10.5M → 12M
11991*-28
#4557 → #4585
12M → Finish
2483*+59
#4585 → #4526
TOTALS
5801280*+700
#5226 → #4526

* 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