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SF MARATHON 1ST HALF 2026

Sean Smuk

Naples, FL

Bib: 15687 M 37

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 41%
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
2M
10:11/mi
20:22
→ flat
4M
10:17/mi
40:55
↑ 67↓ 69
6M
9:55/mi
1:00:45
↑ 123
8M
9:42/mi
1:20:10
↑ 166↓ 53
9.6M
9:42/mi
1:35:42
↑ 68↓ 193
10.26M
11:10/mi
1:43:04
↓ 114
10.5M
10:21/mi
1:45:33
→ flat
12M
13:48/mi
2:06:15
↑ 280
Finish· 13.11 mi
10:25/mi
2:17:48
↑ 14↓ 89
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
1:00:4510:08 /mi⚡ faster
2nd Half
1:17:0310:50 /mi+26.8%
Positive split — 26.8% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
2M
20:2210:112.00 mi20:22
10:11
-
4M
40:5510:142.00 mi20:33
10:17
+0:06
6M
1:00:4510:082.00 mi19:50
9:55
-0:22
8M
1:20:1010:012.00 mi19:25
9:42
-0:13
9.6M
1:35:429:581.60 mi15:32
9:42
0:00
10.26M
1:43:0410:030.66 mi7:22
11:10
+1:28
10.5M
1:45:3310:030.24 mi2:29
10:21
-0:49
12M
2:06:1510:311.50 mi20:42
13:48
+3:27
Finish(13.11 mi)
2:17:4810:311.11 mi11:33
10:25
-3:23
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

9:42 /mi

Average Pace

10:31 /mi

Slowest Pace

13:48 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

1:49:44

80% of race

Time at Slower Pace

28:04

20% of race

Average Pace: 10:31 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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

Garmin Challenge

Top 40%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:51

Segment Time

10:57/mi

Pace

0.90 mi

Distance

Overall

2660

Men

1821

Division

304

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
2M2.00 mi3337222138725631741294
4M2.00 mi3245+922180+41372+1531872157368
6M2.00 mi2947+2982020+160340+3225561794305
8M2.00 mi2677+2701889+131323+1720161503262
9.6M1.60 mi2796-1191926-37328-536112212370
10.26M0.66 mi2751+451896+30323+526381796302
10.5M0.24 mi2754-31902-6325-230942050340
12M1.50 mi2687+671859+4332525631741294
Finish(13.11 mi)1.11 mi2721-341875-16323+233662166354

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 39%
~flat
+5ft-3ft

Overall

2563

Males

1741

M35-39

294

2M→4M

2.0 - 4.0 mi

Top 48%
×4story building
+67ft-69ft

Overall

3187

Males

2157

M35-39

368

4M→6M

4.0 - 6.0 mi

Top 39%
×9story building
+123ft-9ft

Overall

2556

Males

1794

M35-39

305

6M→8M

6.0 - 8.0 mi

Top 31%
×12story building
+166ft-53ft

Overall

2016

Males

1503

M35-39

262

8M→9.6M

8.0 - 9.6 mi

Top 55%
×13story building
+68ft-193ft

Overall

3611

Males

2212

M35-39

370

9.6M→10.26M

9.6 - 10.3 mi

Top 40%
×9story building
+0ft-114ft

Overall

2638

Males

1796

M35-39

302

10.26M→10.5M

10.3 - 10.5 mi

Top 47%
~flat
+1ft-0ft

Overall

3094

Males

2050

M35-39

340

10.5M→12M

10.5 - 12.0 mi

Top 39%
×21story building
+280ft-26ft

Overall

2563

Males

1741

M35-39

294

12M→Finish

12.0 - 13.1 mi

Top 51%
×7story building
+14ft-89ft

Overall

3366

Males

2166

M35-39

354

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#3337
2M → 4M
125217+92
#3337 → #3245
4M → 6M
16314+298
#3245 → #2947
6M → 8M
25295*+270
#2947 → #2677
8M → 9.6M
16445-119
#2677 → #2796
9.6M → 10.26M
853+45
#2796 → #2751
10.26M → 10.5M
129-3
#2751 → #2754
10.5M → 12M
46113+67
#2754 → #2687
12M → Finish
6935*-34
#2687 → #2721
TOTALS
4651081*+616
#3337 → #2721

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

Passing Visualized

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

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