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SF MARATHON 1ST HALF 2026

Samuel Goldsmith

Bib: 17246•M•Age: 35

Half Moon Bay, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Male)
#0 / 3619
Division (M35-39)
#0 / 582
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
11:45/mi
23:31
→ flat
4M
12:11/mi
47:53
↑ 67↓ 69
6M
12:23/mi
1:12:39
↑ 1231.1%
8M
11:50/mi
1:36:18
↑ 166↓ 531.1%
9.6M
11:50/mi
1:55:14
↑ 68↓ 1931.5%
10M
23:44/mi
2:04:43
↓ 241.1%
10.5M
5:32/mi
2:07:29
↓ 732.7%
12M
17:09/mi
2:33:12
↑ 2803.2%
Finish· 13.11 mi
12:10/mi
2:46:42
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:12:39
Pace12:07 /mi
2nd Half
Distance7.11 mi
Time1:34:03
Pace13:14 /mi
📊Positive Split: 29.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:07:3723:3111:4523:31
11:45
-
4M
4.00 mi07:31:5947:5311:5824:22
12:11
+0:26
6M
6.00 mi07:56:451:12:3912:0724:46
12:23
+0:12
8M
8.00 mi08:20:241:36:1812:0223:39
11:50
-0:33
9.6M
9.60 mi08:39:201:55:1412:0018:56
11:50
0:00
10M
10.00 mi08:48:492:04:4312:289:29
23:44
+11:54
10.5M
10.50 mi08:51:352:07:2912:082:46
5:32
-18:12
12M
12.00 mi09:17:182:33:1212:4625:43
17:09
+11:37
Finish
13.11 mi09:30:482:46:4212:4313:30
12:10
-4:59

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

5:32 /mi

Average Pace

12:43 /mi

Slowest Pace

23:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46

2% of race

Time at Steady Pace

2:08:44

77% of race

Time at Slower Pace

35:12

21% of race

Average Pace: 12:43 /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 mi07:07:3723:3111:4523:31
11:45
#5658
4M
4.00 mi07:31:5947:5311:5824:22
12:11
#5650
6M
6.00 mi07:56:451:12:3912:0724:46
12:23
#5552
8M
8.00 mi08:20:241:36:1812:0223:39
11:50
#5253
9.6M
9.60 mi08:39:201:55:1412:0018:56
11:50
#5412
10M
10.00 mi08:48:492:04:4312:289:29
23:44
#5412
10.5M
10.50 mi08:51:352:07:2912:082:46
5:32
#5382
12M
12.00 mi09:17:182:33:1212:4625:43
17:09
#5319
Finish
13.11 mi09:30:482:46:4212:4313:30
12:10
#5265
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 77%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

12:15

Segment Time

13:37/mi

Pace

0.90 mi

Distance

Overall

5049

Men

2981

Division

501

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
2M2.00 mi2.00 mi565832995374940(Top 75%)2895(Top 80%)484(Top 83%)
4M4.00 mi2.00 mi5650+83302-3533+45591(Top 85%)3270(Top 90%)534(Top 92%)
6M6.00 mi2.00 mi5552+983281+215335432(Top 83%)3220(Top 89%)530(Top 91%)
8M8.00 mi2.00 mi5253+2993161+120520+134400(Top 67%)2788(Top 77%)467(Top 80%)
9.6M9.60 mi1.60 mi5412-1593216-55525-55711(Top 87%)3248(Top 90%)528(Top 91%)
10M10.00 mi0.40 mi54123209+7523+25260(Top 80%)3063(Top 85%)506(Top 87%)
10.5M10.50 mi0.50 mi5382+303200+9521+24520(Top 69%)2767(Top 76%)456(Top 78%)
12M12.00 mi1.50 mi5319+633156+44518+34940(Top 75%)2895(Top 80%)484(Top 83%)
Finish13.11 mi1.11 mi5265+543123+33516+25040(Top 77%)2921(Top 81%)480(Top 82%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 75%
~flat
+5ft-3ft

Overall

4940

Males

2895

M35-39

484

2M→4M

2.0 - 4.0 mi

Top 85%
×4story building
+67ft-69ft

Overall

5591

Males

3270

M35-39

534

4M→6M

4.0 - 6.0 mi

Top 83%
×9story building
+123ft-9ft

Overall

5432

Males

3220

M35-39

530

6M→8M

6.0 - 8.0 mi

Top 67%
×12story building
+166ft-53ft

Overall

4400

Males

2788

M35-39

467

8M→9.6M

8.0 - 9.6 mi

Top 87%
×13story building
+68ft-193ft

Overall

5711

Males

3248

M35-39

528

9.6M→10M

9.6 - 10.0 mi

Top 80%
×2story building
+0ft-24ft

Overall

5260

Males

3063

M35-39

506

10M→10.5M

10.0 - 10.5 mi

Top 69%
×6story building
+1ft-73ft

Overall

4520

Males

2767

M35-39

456

10.5M→12M

10.5 - 12.0 mi

Top 75%
×21story building
+280ft-26ft

Overall

4940

Males

2895

M35-39

484

12M→Finish

12.0 - 13.1 mi

Top 77%
×7story building
+14ft-89ft

Overall

5040

Males

2921

M35-39

480

Passing Analysis

Category:
Athletes Passed
921*
Passed By
528
Net Change
+393
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#5658
2M → 4M126*118+8#5658#5650
4M → 6M161*63+98#5650#5552
6M → 8M317*18+299#5552#5253
8M → 9.6M32191-159#5253#5412
9.6M → 10M45450#5412#5412
10M → 10.5M344+30#5412#5382
10.5M → 12M130*67+63#5382#5319
12M → Finish76*22+54#5319#5265
TOTALS921*528+393

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

📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events