San Francisco Marathon logo
SF MARATHON 1ST HALF 2026

Zak James

Charlotte, NC

Bib: 15344 M 36

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 6575
Gender (Male)
#0 / 3619
Division (M35-39)
#0 / 582
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
11:08/mi
22:16
→ flat
12 ft elev
4M
11:08/mi
44:32
↑ 67↓ 69
10 ft elev
6M
11:06/mi
1:06:45
↑ 1231.1%
126 ft elev
8M
12:48/mi
1:32:22
↑ 166↓ 531.1%
246 ft elev
9.6M
8:36/mi
1:46:08
↑ 68↓ 1931.5%
126 ft elev
10M
19:46/mi
1:54:02
↓ 241.1%
90 ft elev
10.5M
5:26/mi
1:56:45
↓ 732.7%
18 ft elev
12M
15:53/mi
2:20:34
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
10:49/mi
2:32:34
↑ 14↓ 891.3%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
1:06:4511:08 /mi⚡ faster
2nd Half
1:25:4912:04 /mi+28.6%
Positive split — 28.6% slower in the second half
Is this your race?

Claim it for a free AI report

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

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:09:0322:1611:0822:16
11:08
-
4M
4.00 mi07:31:1944:3211:0822:16
11:08
0:00
6M
6.00 mi07:53:321:06:4511:0822:13
11:06
-0:02
8M
8.00 mi08:19:091:32:2211:3325:37
12:48
+1:42
9.6M
9.60 mi08:32:551:46:0811:0313:46
8:36
-4:12
10M
10.00 mi08:40:491:54:0211:247:54
19:46
+11:10
10.5M
10.50 mi08:43:321:56:4511:072:43
5:26
-14:20
12M
12.00 mi09:07:212:20:3411:4323:49
15:53
+10:27
Finish
13.11 mi09:19:212:32:3411:3812:00
10:49
-5:04

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

5:26 /mi

Average Pace

11:38 /mi

Slowest Pace

19:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

16:29

11% of race

Time at Steady Pace

1:44:22

68% of race

Time at Slower Pace

31:43

21% of race

Average Pace: 11:38 /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 mi07:09:0322:1611:0822:16
11:08
#4926
4M
4.00 mi07:31:1944:3211:0822:16
11:08
#4607
6M
6.00 mi07:53:321:06:4511:0822:13
11:06
#4379
8M
8.00 mi08:19:091:32:2211:3325:37
12:48
#4694
9.6M
9.60 mi08:32:551:46:0811:0313:46
8:36
#4208
10M
10.00 mi08:40:491:54:0211:247:54
19:46
#4114
10.5M
10.50 mi08:43:321:56:4511:072:43
5:26
#4119
12M
12.00 mi09:07:212:20:3411:4323:49
15:53
#4135
Finish
13.11 mi09:19:212:32:3411:3812:00
10:49
#4082
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 53%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:37

Segment Time

11:48/mi

Pace

0.90 mi

Distance

Overall

3457

Men

2241

Division

377

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
2M2.00 mi2.00 mi4926300449041562552429
4M4.00 mi2.00 mi4607+3192875+129474+1644012765456
6M6.00 mi2.00 mi4379+2282764+111458+1640262581431
8M8.00 mi2.00 mi4694-3152924-160485-2752773173524
9.6M9.60 mi1.60 mi4208+4862673+251454+3122451471243
10M10.00 mi0.40 mi4114+942624+49444+1033722191369
10.5M10.50 mi0.50 mi4119-52622+244442202628434
12M12.00 mi1.50 mi4135-162614+844441562552429
Finish13.11 mi1.11 mi4082+532577+37433+1138332393397

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 63%
~flat
+5ft-3ft

Overall

4156

Males

2552

M35-39

429

2M→4M

2.0 - 4.0 mi

Top 67%
×4story building
+67ft-69ft

Overall

4401

Males

2765

M35-39

456

4M→6M

4.0 - 6.0 mi

Top 61%
×9story building
+123ft-9ft

Overall

4026

Males

2581

M35-39

431

6M→8M

6.0 - 8.0 mi

Top 80%
×12story building
+166ft-53ft

Overall

5277

Males

3173

M35-39

524

8M→9.6M

8.0 - 9.6 mi

Top 34%
×13story building
+68ft-193ft

Overall

2245

Males

1471

M35-39

243

9.6M→10M

9.6 - 10.0 mi

Top 51%
×2story building
+0ft-24ft

Overall

3372

Males

2191

M35-39

369

10M→10.5M

10.0 - 10.5 mi

Top 64%
×6story building
+1ft-73ft

Overall

4220

Males

2628

M35-39

434

10.5M→12M

10.5 - 12.0 mi

Top 63%
×21story building
+280ft-26ft

Overall

4156

Males

2552

M35-39

429

12M→Finish

12.0 - 13.1 mi

Top 58%
×7story building
+14ft-89ft

Overall

3833

Males

2393

M35-39

397

Passing Analysis

Category:
Athletes Passed
1490*
Passed By
646
Net Change
+844
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4926
2M → 4M38061+319#4926#4607
4M → 6M280*52+228#4607#4379
6M → 8M54*369-315#4379#4694
8M → 9.6M4915+486#4694#4208
9.6M → 10M995+94#4208#4114
10M → 10.5M1217-5#4114#4119
10.5M → 12M92*108-16#4119#4135
12M → Finish82*29+53#4135#4082
TOTALS1490*646+844

* 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