San Francisco Marathon logo
SF MARATHON 1ST HALF 2026

Sowmya Viswanathan

Bib: 18661•F•Age: 35

San Jose, CA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 6575
Gender (Female)
#0 / 2930
Division (F35-39)
#0 / 388
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
11:53/mi
23:47
→ flat
4M
13:17/mi
50:21
↑ 67↓ 69
6M
12:41/mi
1:15:43
↑ 1231.1%
8M
12:21/mi
1:40:25
↑ 166↓ 531.1%
9.6M
12:21/mi
2:00:10
↑ 68↓ 1931.5%
10M
23:57/mi
2:09:44
↓ 241.1%
10.5M
7:08/mi
2:13:18
↓ 732.7%
12M
18:02/mi
2:40:21
↑ 2803.2%
Finish· 13.11 mi
13:45/mi
2:55:36
↑ 14↓ 891.3%

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:15:43
Pace12:37 /mi
2nd Half
Distance7.11 mi
Time1:39:53
Pace14:03 /mi
📊Positive Split: 31.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:11:1523:4711:5323:47
11:53
-
4M
4.00 mi07:37:4950:2112:3526:34
13:17
+1:24
6M
6.00 mi08:03:111:15:4312:3725:22
12:41
-0:36
8M
8.00 mi08:27:531:40:2512:3324:42
12:21
-0:20
9.6M
9.60 mi08:47:382:00:1012:3119:45
12:21
0:00
10M
10.00 mi08:57:122:09:4412:589:34
23:57
+11:36
10.5M
10.50 mi09:00:462:13:1812:423:34
7:08
-16:49
12M
12.00 mi09:27:492:40:2113:2227:03
18:02
+10:54
Finish
13.11 mi09:43:042:55:3613:2415:15
13:45
-4:17

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

7:08 /mi

Average Pace

13:24 /mi

Slowest Pace

23:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:34

2% of race

Time at Steady Pace

2:15:25

77% of race

Time at Slower Pace

36:37

21% of race

Average Pace: 13:24 /mi

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

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

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

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2M
2.00 mi07:11:1523:4711:5323:47
11:53
#5797
4M
4.00 mi07:37:4950:2112:3526:34
13:17
#6100
6M
6.00 mi08:03:111:15:4312:3725:22
12:41
#5982
8M
8.00 mi08:27:531:40:2512:3324:42
12:21
#5741
9.6M
9.60 mi08:47:382:00:1012:3119:45
12:21
#5874
10M
10.00 mi08:57:122:09:4412:589:34
23:57
#5850
10.5M
10.50 mi09:00:462:13:1812:423:34
7:08
#5877
12M
12.00 mi09:27:492:40:2113:2227:03
18:02
#5827
Finish
13.11 mi09:43:042:55:3613:2415:15
13:45
#5850
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 85%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

13:08

Segment Time

14:36/mi

Pace

0.90 mi

Distance

Overall

5608

Women

2372

Division

306

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
2M2.00 mi2.00 mi579724213105445(Top 83%)2298(Top 78%)300(Top 77%)
4M4.00 mi2.00 mi6100-3032606-185331-216222(Top 95%)2696(Top 92%)345(Top 89%)
6M6.00 mi2.00 mi5982+1182524+82317+145655(Top 86%)2332(Top 80%)288(Top 74%)
8M8.00 mi2.00 mi5741+2412369+155301+164908(Top 75%)1858(Top 63%)247(Top 64%)
9.6M9.60 mi1.60 mi5874-1332466-97312-116023(Top 92%)2605(Top 89%)339(Top 87%)
10M10.00 mi0.40 mi5850+242454+12313-15339(Top 81%)2226(Top 76%)279(Top 72%)
10.5M10.50 mi0.50 mi5877-272468-14316-36215(Top 95%)2729(Top 93%)354(Top 91%)
12M12.00 mi1.50 mi5827+502454+14317-15445(Top 83%)2298(Top 78%)300(Top 77%)
Finish13.11 mi1.11 mi5850-232468-14321-45892(Top 90%)2565(Top 88%)337(Top 87%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 83%
~flat
+5ft-3ft

Overall

5445

Females

2298

F35-39

300

2M→4M

2.0 - 4.0 mi

Top 95%
×4story building
+67ft-69ft

Overall

6222

Females

2696

F35-39

346

4M→6M

4.0 - 6.0 mi

Top 86%
×9story building
+123ft-9ft

Overall

5655

Females

2332

F35-39

288

6M→8M

6.0 - 8.0 mi

Top 75%
×12story building
+166ft-53ft

Overall

4908

Females

1858

F35-39

247

8M→9.6M

8.0 - 9.6 mi

Top 92%
×13story building
+68ft-193ft

Overall

6023

Females

2605

F35-39

339

9.6M→10M

9.6 - 10.0 mi

Top 81%
×2story building
+0ft-24ft

Overall

5339

Females

2226

F35-39

279

10M→10.5M

10.0 - 10.5 mi

Top 95%
×6story building
+1ft-73ft

Overall

6215

Females

2729

F35-39

354

10.5M→12M

10.5 - 12.0 mi

Top 83%
×21story building
+280ft-26ft

Overall

5445

Females

2298

F35-39

300

12M→Finish

12.0 - 13.1 mi

Top 90%
×7story building
+14ft-89ft

Overall

5892

Females

2565

F35-39

337

Passing Analysis

Category:
Athletes Passed
658*
Passed By
711
Net Change
-53
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#5797
2M → 4M33*336-303#5797#6100
4M → 6M146*28+118#6100#5982
6M → 8M264*23+241#5982#5741
8M → 9.6M38171-133#5741#5874
9.6M → 10M6137+24#5874#5850
10M → 10.5M633-27#5850#5877
10.5M → 12M88*38+50#5877#5827
12M → Finish22*45-23#5827#5850
TOTALS658*711-53

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

📊

Passing Visuals

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