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SF MARATHON 1ST HALF 2026

Taichi Yamaguchi

Bib: 14397•M•Age: 40

Cupertino, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Top 16%
Gender (Male)
#0 / 3619
Top 24%
Masters (Masters Men)
#0 / 1030
Top 16%
Division (M40-44)
#0 / 319
Top 20%
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
9:18/mi
18:36
→ flat
4M
9:21/mi
37:17
↑ 67↓ 69
6M
9:02/mi
55:22
↑ 1231.1%
8M
8:25/mi
1:12:12
↑ 166↓ 531.1%
9.6M
8:25/mi
1:25:40
↑ 68↓ 1931.5%
10M
14:39/mi
1:31:31
↓ 241.1%
10.5M
4:06/mi
1:33:34
↓ 732.7%
12M
11:02/mi
1:50:07
↑ 2803.2%
Finish· 13.11 mi
7:46/mi
1:58:44
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time55:22
Pace9:14 /mi
2nd Half
Distance7.11 mi
Time1:03:22
Pace8:55 /mi
📊Positive Split: 14.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:55:4018:369:1818:36
9:18
-
4M
4.00 mi07:14:2137:179:1918:41
9:21
+0:03
6M
6.00 mi07:32:2655:229:1418:05
9:02
-0:19
8M
8.00 mi07:49:161:12:129:0116:50
8:25
-0:37
9.6M
9.60 mi08:02:441:25:408:5513:28
8:25
0:00
10M
10.00 mi08:08:351:31:319:095:51
14:39
+6:14
10.5M
10.50 mi08:10:381:33:348:552:03
4:06
-10:33
12M
12.00 mi08:27:111:50:079:1116:33
11:02
+6:56
Finish
13.11 mi08:35:481:58:449:038:37
7:46
-3:16

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

4:06 /mi

Average Pace

9:03 /mi

Slowest Pace

14:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03

2% of race

Time at Steady Pace

1:34:17

79% of race

Time at Slower Pace

22:24

19% of race

Average Pace: 9:03 /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 mi06:55:4018:369:1818:36
9:18
#1934
4M
4.00 mi07:14:2137:179:1918:41
9:21
#1915
6M
6.00 mi07:32:2655:229:1418:05
9:02
#1745
8M
8.00 mi07:49:161:12:129:0116:50
8:25
#1353
9.6M
9.60 mi08:02:441:25:408:5513:28
8:25
#1476
10M
10.00 mi08:08:351:31:319:095:51
14:39
#1376
10.5M
10.50 mi08:10:381:33:348:552:03
4:06
#1360
12M
12.00 mi08:27:111:50:079:1116:33
11:02
#1157
Finish
13.11 mi08:35:481:58:449:038:37
7:46
#1056
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 9%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

7:54

Segment Time

8:47/mi

Pace

0.90 mi

Distance

Overall

573

Men

483

Division

38

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
2M2.00 mi2.00 mi19341423112606(Top 9%)485(Top 13%)42(Top 13%)
4M4.00 mi2.00 mi1915+191424-1116-41909(Top 29%)1412(Top 39%)116(Top 36%)
6M6.00 mi2.00 mi1745+1701318+106104+121472(Top 22%)1142(Top 32%)83(Top 26%)
8M8.00 mi2.00 mi1353+3921077+24183+21744(Top 11%)635(Top 18%)54(Top 17%)
9.6M9.60 mi1.60 mi1476-1231149-7284-12015(Top 31%)1331(Top 37%)103(Top 32%)
10M10.00 mi0.40 mi1376+1001080+6981+3596(Top 9%)479(Top 13%)39(Top 12%)
10.5M10.50 mi0.50 mi1360+161068+1281827(Top 13%)668(Top 18%)51(Top 16%)
12M12.00 mi1.50 mi1157+203921+14771+10606(Top 9%)485(Top 13%)42(Top 13%)
Finish13.11 mi1.11 mi1056+101857+6465+6430(Top 7%)365(Top 10%)33(Top 10%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 9%
~flat
+5ft-3ft

Overall

606

Males

485

M40-44

42

2M→4M

2.0 - 4.0 mi

Top 29%
×4story building
+67ft-69ft

Overall

1909

Males

1412

M40-44

116

4M→6M

4.0 - 6.0 mi

Top 22%
×9story building
+123ft-9ft

Overall

1472

Males

1142

M40-44

83

6M→8M

6.0 - 8.0 mi

Top 11%
×12story building
+166ft-53ft

Overall

744

Males

635

M40-44

54

8M→9.6M

8.0 - 9.6 mi

Top 31%
×13story building
+68ft-193ft

Overall

2015

Males

1331

M40-44

103

9.6M→10M

9.6 - 10.0 mi

Top 9%
×2story building
+0ft-24ft

Overall

596

Males

479

M40-44

39

10M→10.5M

10.0 - 10.5 mi

Top 13%
×6story building
+1ft-73ft

Overall

827

Males

668

M40-44

51

10.5M→12M

10.5 - 12.0 mi

Top 9%
×21story building
+280ft-26ft

Overall

606

Males

485

M40-44

42

12M→Finish

12.0 - 13.1 mi

Top 7%
×7story building
+14ft-89ft

Overall

430

Males

365

M40-44

33

Passing Analysis

Category:
Athletes Passed
1167*
Passed By
289
Net Change
+878
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1934
2M → 4M10485+19#1934#1915
4M → 6M18414+170#1915#1745
6M → 8M396*4+392#1745#1353
8M → 9.6M42165-123#1353#1476
9.6M → 10M1033+100#1476#1376
10M → 10.5M182+16#1376#1360
10.5M → 12M21815+203#1360#1157
12M → Finish102*1+101#1157#1056
TOTALS1167*289+878

* 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