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SF MARATHON 1ST HALF 2026

Adam Chen

San Francisco, CA

Bib: 17117 M 31

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Male)
#0 / 3619
Division (M30-34)
#0 / 772
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
11:19/mi
22:37
→ flat
4M
11:19/mi
45:14
↑ 67↓ 69
6M
11:53/mi
1:09:01
↑ 123
8M
10:49/mi
1:30:39
↑ 166↓ 53
9.6M
10:49/mi
1:47:57
↑ 68↓ 193
10.26M
12:54/mi
1:56:28
↓ 114
10.5M
10:55/mi
1:59:05
→ flat
12M
14:27/mi
2:20:46
↑ 280
Finish· 13.11 mi
8:54/mi
2:30:38
↑ 14↓ 89
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
1:09:0111:30 /mi⚡ faster
2nd Half
1:21:3711:29 /mi+18.3%
Positive split — 18.3% 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
22:3711:192.00 mi22:37
11:19
-
4M
45:1411:192.00 mi22:37
11:19
0:00
6M
1:09:0111:302.00 mi23:47
11:53
+0:34
8M
1:30:3911:202.00 mi21:38
10:49
-1:04
9.6M
1:47:5711:151.60 mi17:18
10:49
0:00
10.26M
1:56:2811:210.66 mi8:31
12:54
+2:05
10.5M
1:59:0511:200.24 mi2:37
10:55
-1:59
12M
2:20:4611:441.50 mi21:41
14:27
+3:32
Finish(13.11 mi)
2:30:3811:291.11 mi9:52
8:54
-5:33
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

8:54 /mi

Average Pace

11:29 /mi

Slowest Pace

14:27 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

9:52

7% of race

Time at Steady Pace

1:50:34

73% of race

Time at Slower Pace

30:12

20% of race

Average Pace: 11:29 /mi

Loading chart...
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 61%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:08

Segment Time

12:22/mi

Pace

0.90 mi

Distance

Overall

4033

Men

2523

Division

551

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
2M2.00 mi5210311665931222031448
4M2.00 mi4891+3192993+123625+3446212856601
6M2.00 mi4908-173006-13634-949423022647
8M2.00 mi4384+5242788+218590+4433272244483
9.6M1.60 mi4503-1192813-25593-348512840606
10.26M0.66 mi4460+432781+32590+342182595564
10.5M0.24 mi4436+242772+9588+238002439522
12M1.50 mi4152+2842620+152557+3131222031448
Finish(13.11 mi)1.11 mi3912+2402501+119530+2715341148252

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 47%
~flat
+5ft-3ft

Overall

3122

Males

2031

M30-34

449

2M→4M

2.0 - 4.0 mi

Top 70%
×4story building
+67ft-69ft

Overall

4621

Males

2856

M30-34

604

4M→6M

4.0 - 6.0 mi

Top 75%
×9story building
+123ft-9ft

Overall

4942

Males

3022

M30-34

649

6M→8M

6.0 - 8.0 mi

Top 51%
×12story building
+166ft-53ft

Overall

3327

Males

2244

M30-34

485

8M→9.6M

8.0 - 9.6 mi

Top 74%
×13story building
+68ft-193ft

Overall

4851

Males

2840

M30-34

608

9.6M→10.26M

9.6 - 10.3 mi

Top 64%
×9story building
+0ft-114ft

Overall

4218

Males

2595

M30-34

566

10.26M→10.5M

10.3 - 10.5 mi

Top 58%
~flat
+1ft-0ft

Overall

3800

Males

2439

M30-34

524

10.5M→12M

10.5 - 12.0 mi

Top 47%
×21story building
+280ft-26ft

Overall

3122

Males

2031

M30-34

449

12M→Finish

12.0 - 13.1 mi

Top 23%
×7story building
+14ft-89ft

Overall

1534

Males

1148

M30-34

252

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#5210
2M → 4M
43362+319
#5210 → #4891
4M → 6M
145128*-17
#4891 → #4908
6M → 8M
11535*+524
#4908 → #4384
8M → 9.6M
19576-119
#4384 → #4503
9.6M → 10.26M
3275+43
#4503 → #4460
10.26M → 10.5M
327+24
#4460 → #4436
10.5M → 12M
21305*+284
#4436 → #4152
12M → Finish
0240*+240
#4152 → #3912
TOTALS
4501748*+1298
#5210 → #3912

* 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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