San Francisco Marathon logo
SF MARATHON 1ST HALF 2026

Sonny Kotler

San Mateo, CA

Bib: 16437 M 42

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 6575
Gender (Male)
#0 / 3619
Masters (Masters Men)
#0 / 1030
Division (M40-44)
#0 / 319
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
11:37/mi
23:14
→ flat
12 ft elev
4M
12:38/mi
48:30
↑ 67↓ 69
10 ft elev
6M
13:08/mi
1:14:47
↑ 1231.1%
126 ft elev
8M
13:28/mi
1:41:43
↑ 166↓ 531.1%
246 ft elev
9.6M
13:28/mi
2:03:16
↑ 68↓ 1931.5%
126 ft elev
10M
31:05/mi
2:15:41
↓ 241.1%
90 ft elev
10.5M
6:44/mi
2:19:03
↓ 732.7%
18 ft elev
12M
18:59/mi
2:47:32
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
13:31/mi
3:02:32
↑ 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
Time1:14:47
Pace12:28 /mi
2nd Half
Distance7.11 mi
Time1:47:45
Pace15:09 /mi
📊Positive Split: 44.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:06:3223:1411:3723:14
11:37
-
4M
4.00 mi07:31:4848:3012:0825:16
12:38
+1:01
6M
6.00 mi07:58:051:14:4712:2826:17
13:08
+0:30
8M
8.00 mi08:25:011:41:4312:4326:56
13:28
+0:20
9.6M
9.60 mi08:46:342:03:1612:5021:33
13:28
0:00
10M
10.00 mi08:58:592:15:4113:3412:25
31:05
+17:37
10.5M
10.50 mi09:02:212:19:0313:153:22
6:44
-24:21
12M
12.00 mi09:30:502:47:3213:5828:29
18:59
+12:15
Finish
13.11 mi09:45:503:02:3213:5515:00
13:31
-5:28

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

6:44 /mi

Average Pace

13:55 /mi

Slowest Pace

31:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:22

2% of race

Time at Steady Pace

2:18:16

76% of race

Time at Slower Pace

40:54

22% of race

Average Pace: 13:55 /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 mi07:06:3223:1411:3723:14
11:37
#5537
4M
4.00 mi07:31:4848:3012:0825:16
12:38
#5784
6M
6.00 mi07:58:051:14:4712:2826:17
13:08
#5864
8M
8.00 mi08:25:011:41:4312:4326:56
13:28
#5862
9.6M
9.60 mi08:46:342:03:1612:5021:33
13:28
#6064
10M
10.00 mi08:58:592:15:4113:3412:25
31:05
#6167
10.5M
10.50 mi09:02:212:19:0313:153:22
6:44
#6165
12M
12.00 mi09:30:502:47:3213:5828:29
18:59
#6147
Finish
13.11 mi09:45:503:02:3213:5515:00
13:31
#6123
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 97%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

15:47

Segment Time

17:33/mi

Pace

0.90 mi

Distance

Overall

6352

Men

3510

Division

310

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
2M2.00 mi2.00 mi553732562855868(Top 89%)3303(Top 91%)290(Top 91%)
4M4.00 mi2.00 mi5784-2473362-106290-55924(Top 90%)3395(Top 94%)287(Top 90%)
6M6.00 mi2.00 mi5864-803394-32295-55945(Top 90%)3419(Top 94%)294(Top 92%)
8M8.00 mi2.00 mi5862+23393+1290+55710(Top 87%)3332(Top 92%)284(Top 89%)
9.6M9.60 mi1.60 mi6064-2023460-67299-96381(Top 97%)3541(Top 98%)310(Top 97%)
10M10.00 mi0.40 mi6167-1033493-33300-16456(Top 98%)3554(Top 98%)314(Top 98%)
10.5M10.50 mi0.50 mi6165+23492+13006033(Top 92%)3395(Top 94%)299(Top 94%)
12M12.00 mi1.50 mi6147+183483+9301-15868(Top 89%)3303(Top 91%)290(Top 91%)
Finish13.11 mi1.11 mi6123+243467+16299+25795(Top 88%)3264(Top 90%)278(Top 87%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 89%
~flat
+5ft-3ft

Overall

5868

Males

3303

M40-44

290

2M→4M

2.0 - 4.0 mi

Top 90%
×4story building
+67ft-69ft

Overall

5924

Males

3395

M40-44

287

4M→6M

4.0 - 6.0 mi

Top 90%
×9story building
+123ft-9ft

Overall

5945

Males

3419

M40-44

294

6M→8M

6.0 - 8.0 mi

Top 87%
×12story building
+166ft-53ft

Overall

5710

Males

3332

M40-44

284

8M→9.6M

8.0 - 9.6 mi

Top 97%
×13story building
+68ft-193ft

Overall

6381

Males

3541

M40-44

310

9.6M→10M

9.6 - 10.0 mi

Top 98%
×2story building
+0ft-24ft

Overall

6456

Males

3554

M40-44

314

10M→10.5M

10.0 - 10.5 mi

Top 92%
×6story building
+1ft-73ft

Overall

6033

Males

3395

M40-44

299

10.5M→12M

10.5 - 12.0 mi

Top 89%
×21story building
+280ft-26ft

Overall

5868

Males

3303

M40-44

290

12M→Finish

12.0 - 13.1 mi

Top 88%
×7story building
+14ft-89ft

Overall

5795

Males

3264

M40-44

278

Passing Analysis

Category:
Athletes Passed
327*
Passed By
913
Net Change
-586
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#5537
2M → 4M44*291-247#5537#5784
4M → 6M76*156-80#5784#5864
6M → 8M113*111+2#5864#5862
8M → 9.6M5207-202#5862#6064
9.6M → 10M4107-103#6064#6167
10M → 10.5M53+2#6167#6165
10.5M → 12M44*26+18#6165#6147
12M → Finish36*12+24#6147#6123
TOTALS327*913-586

* 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