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SF MARATHON 1ST HALF 2026

David Lewis

Double Oak, TX

Bib: 12755 M 21

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Male)
#0 / 3619
M20-29
#0 / 358
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
11:47/mi
23:34
→ flat
4M
12:43/mi
49:00
↑ 67↓ 69
6M
12:20/mi
1:13:41
↑ 123
8M
10:46/mi
1:35:13
↑ 166↓ 53
9.6M
10:46/mi
1:52:26
↑ 68↓ 193
10M
30:47/mi
2:04:44
↓ 24
10.5M
5:32/mi
2:07:30
↓ 73
12M
14:56/mi
2:29:54
↑ 280
Finish· 13.11 mi
10:47/mi
2:41:52
↑ 14↓ 89
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
1:13:4112:17 /mi⚡ faster
2nd Half
1:28:1112:24 /mi+19.7%
Positive split — 19.7% 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
23:3411:472.00 mi23:34
11:47
-
4M
49:0012:152.00 mi25:26
12:43
+0:56
6M
1:13:4112:172.00 mi24:41
12:20
-0:23
8M
1:35:1311:542.00 mi21:32
10:46
-1:34
9.6M
1:52:2611:431.60 mi17:13
10:46
0:00
10M
2:04:4412:280.40 mi12:18
30:47
+20:01
10.5M
2:07:3012:090.50 mi2:46
5:32
-25:15
12M
2:29:5412:301.50 mi22:24
14:56
+9:24
Finish(13.11 mi)
2:41:5212:211.11 mi11:58
10:47
-4:09
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

5:32 /mi

Average Pace

12:21 /mi

Slowest Pace

30:47 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:46

2% of race

Time at Steady Pace

2:26:48

91% of race

Time at Slower Pace

12:18

8% of race

Average Pace: 12:21 /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 95%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

15:04

Segment Time

16:45/mi

Pace

0.90 mi

Distance

Overall

6233

Men

3457

Division

348

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM20-29Seg. OverallSeg. MalesSeg. M20-29
2M2.00 mi5677330634034992215247
4M2.00 mi5897-2203400-94344-459793414342
6M2.00 mi5713+1843338+62342+253993207339
8M2.00 mi5131+5823114+224330+1232612217249
9.6M1.60 mi5127+43099+15331-148052820304
10M0.40 mi5417-2903212-113336-564423546352
10.5M0.50 mi5387+303203+9334+245062760296
12M1.50 mi5044+3433037+166325+934992215247
Finish(13.11 mi)1.11 mi4895+1492960+77314+1138022380266

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 53%
~flat
+5ft-3ft

Overall

3499

Males

2215

M20-24

248

2M→4M

2.0 - 4.0 mi

Top 91%
×4story building
+67ft-69ft

Overall

5979

Males

3414

M20-24

344

4M→6M

4.0 - 6.0 mi

Top 82%
×9story building
+123ft-9ft

Overall

5399

Males

3207

M20-24

342

6M→8M

6.0 - 8.0 mi

Top 50%
×12story building
+166ft-53ft

Overall

3261

Males

2217

M20-24

250

8M→9.6M

8.0 - 9.6 mi

Top 73%
×13story building
+68ft-193ft

Overall

4805

Males

2820

M20-24

305

9.6M→10M

9.6 - 10.0 mi

Top 98%
×2story building
+0ft-24ft

Overall

6442

Males

3546

M20-24

353

10M→10.5M

10.0 - 10.5 mi

Top 69%
×6story building
+1ft-73ft

Overall

4506

Males

2760

M20-24

297

10.5M→12M

10.5 - 12.0 mi

Top 53%
×21story building
+280ft-26ft

Overall

3499

Males

2215

M20-24

248

12M→Finish

12.0 - 13.1 mi

Top 58%
×7story building
+14ft-89ft

Overall

3802

Males

2380

M20-24

266

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#5677
2M → 4M
27252*-220
#5677 → #5897
4M → 6M
27211*+184
#5897 → #5713
6M → 8M
0582*+582
#5713 → #5131
8M → 9.6M
124128+4
#5131 → #5127
9.6M → 10M
2911-290
#5127 → #5417
10M → 10.5M
434+30
#5417 → #5387
10.5M → 12M
30373*+343
#5387 → #5044
12M → Finish
1150*+149
#5044 → #4895
TOTALS
7491531*+782
#5677 → #4895

* 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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