San Francisco Marathon logo
SF MARATHON 1ST HALF 2026

James Moy

Foster City, CA

Bib: 18608 M 23

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 6575
Top 26%
Gender (Male)
#0 / 3619
Top 35%
M20-29
#0 / 358
Top 44%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
2M
10:03/mi
20:06
→ flat
12 ft elev
4M
9:38/mi
39:22
↑ 67↓ 69
10 ft elev
6M
9:38/mi
58:38
↑ 1231.1%
126 ft elev
8M
10:33/mi
1:19:44
↑ 166↓ 531.1%
246 ft elev
9.6M
7:04/mi
1:31:03
↑ 68↓ 1931.5%
126 ft elev
10M
16:16/mi
1:37:33
↓ 241.1%
90 ft elev
10.5M
4:32/mi
1:39:49
↓ 732.7%
18 ft elev
12M
11:33/mi
1:57:09
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
8:10/mi
2:06:12
↑ 14↓ 891.3%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Is this your race?

Claim it for a free AI report

A coach's-eye read of your race — emailed to you, free.

Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time58:38
Pace9:46 /mi
2nd Half
Distance7.11 mi
Time1:07:34
Pace9:30 /mi
📊Positive Split: 15.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:03:1820:0610:0320:06
10:03
-
4M
4.00 mi07:22:3439:229:5019:16
9:38
-0:25
6M
6.00 mi07:41:5058:389:4619:16
9:38
0:00
8M
8.00 mi08:02:561:19:449:5821:06
10:33
+0:55
9.6M
9.60 mi08:14:151:31:039:2911:19
7:04
-3:29
10M
10.00 mi08:20:451:37:339:456:30
16:16
+9:12
10.5M
10.50 mi08:23:011:39:499:302:16
4:32
-11:44
12M
12.00 mi08:40:211:57:099:4617:20
11:33
+7:01
Finish
13.11 mi08:49:242:06:129:389:03
8:10
-3:23

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

4:32 /mi

Average Pace

9:38 /mi

Slowest Pace

16:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

13:35

11% of race

Time at Steady Pace

1:28:47

70% of race

Time at Slower Pace

23:50

19% of race

Average Pace: 9:38 /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 mi07:03:1820:0610:0320:06
10:03
#3110
4M
4.00 mi07:22:3439:229:5019:16
9:38
#2614
6M
6.00 mi07:41:5058:389:4619:16
9:38
#2434
8M
8.00 mi08:02:561:19:449:5821:06
10:33
#2601
9.6M
9.60 mi08:14:151:31:039:2911:19
7:04
#2157
10M
10.00 mi08:20:451:37:339:456:30
16:16
#2070
10.5M
10.50 mi08:23:011:39:499:302:16
4:32
#2066
12M
12.00 mi08:40:211:57:099:4617:20
11:33
#1806
Finish
13.11 mi08:49:242:06:129:389:03
8:10
#1683
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 22%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:46

Segment Time

9:45/mi

Pace

0.90 mi

Distance

Overall

1445

Men

1104

Division

142

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM20-29Seg. OverallSeg. MalesSeg. M20-29
2M2.00 mi2.00 mi3110210123694674793
4M4.00 mi2.00 mi2614+4961824+277220+1623051656202
6M6.00 mi2.00 mi2434+1801727+97213+722141592196
8M8.00 mi2.00 mi2601-1671841-114219-630402092234
9.6M9.60 mi1.60 mi2157+4441555+286190+2972453375
10M10.00 mi0.40 mi2070+871509+46185+513971058135
10.5M10.50 mi0.50 mi2066+41505+4186-118941389177
12M12.00 mi1.50 mi1806+2601336+169164+2294674793
Finish13.11 mi1.11 mi1683+1231269+67159+574060783

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 14%
~flat
+5ft-3ft

Overall

946

Males

747

M20-24

94

2M→4M

2.0 - 4.0 mi

Top 35%
×4story building
+67ft-69ft

Overall

2305

Males

1656

M20-24

203

4M→6M

4.0 - 6.0 mi

Top 34%
×9story building
+123ft-9ft

Overall

2214

Males

1592

M20-24

197

6M→8M

6.0 - 8.0 mi

Top 46%
×12story building
+166ft-53ft

Overall

3040

Males

2092

M20-24

235

8M→9.6M

8.0 - 9.6 mi

Top 11%
×13story building
+68ft-193ft

Overall

724

Males

533

M20-24

76

9.6M→10M

9.6 - 10.0 mi

Top 21%
×2story building
+0ft-24ft

Overall

1397

Males

1058

M20-24

136

10M→10.5M

10.0 - 10.5 mi

Top 29%
×6story building
+1ft-73ft

Overall

1894

Males

1389

M20-24

177

10.5M→12M

10.5 - 12.0 mi

Top 14%
×21story building
+280ft-26ft

Overall

946

Males

747

M20-24

94

12M→Finish

12.0 - 13.1 mi

Top 11%
×7story building
+14ft-89ft

Overall

740

Males

607

M20-24

83

Passing Analysis

Category:
Athletes Passed
1698*
Passed By
271
Net Change
+1427
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3110
2M → 4M50711+496#3110#2614
4M → 6M20121+180#2614#2434
6M → 8M54*221-167#2434#2601
8M → 9.6M4462+444#2601#2157
9.6M → 10M903+87#2157#2070
10M → 10.5M62+4#2070#2066
10.5M → 12M2699+260#2066#1806
12M → Finish125*2+123#1806#1683
TOTALS1698*271+1427

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

Passing Charts

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