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SF MARATHON 1ST HALF 2026

Naoki Oyaizu

Bib: 19258•M•Age: 43

Cupertino, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Top 40%
Gender (Male)
#0 / 3619
Masters (Masters Men)
#0 / 1030
Top 40%
Division (M40-44)
#0 / 319
Top 47%
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
10:00/mi
20:00
→ flat
4M
9:50/mi
39:40
↑ 67↓ 69
6M
9:44/mi
59:08
↑ 1231.1%
8M
9:47/mi
1:18:42
↑ 166↓ 531.1%
9.6M
9:47/mi
1:34:21
↑ 68↓ 1931.5%
10M
17:21/mi
1:41:17
↓ 241.1%
10.5M
4:36/mi
1:43:35
↓ 732.7%
12M
14:10/mi
2:04:50
↑ 2803.2%
Finish· 13.11 mi
10:53/mi
2:16:54
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time59:08
Pace9:51 /mi
2nd Half
Distance7.11 mi
Time1:17:46
Pace10:56 /mi
📊Positive Split: 31.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:09:3920:0010:0020:00
10:00
-
4M
4.00 mi07:29:1939:409:5519:40
9:50
-0:10
6M
6.00 mi07:48:4759:089:5119:28
9:44
-0:06
8M
8.00 mi08:08:211:18:429:5019:34
9:47
+0:03
9.6M
9.60 mi08:24:001:34:219:5015:39
9:47
0:00
10M
10.00 mi08:30:561:41:1710:086:56
17:21
+7:34
10.5M
10.50 mi08:33:141:43:359:522:18
4:36
-12:45
12M
12.00 mi08:54:292:04:5010:2421:15
14:10
+9:34
Finish
13.11 mi09:06:332:16:5410:2712:04
10:53
-3:17

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

4:36 /mi

Average Pace

10:27 /mi

Slowest Pace

17:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:18

2% of race

Time at Steady Pace

1:46:25

78% of race

Time at Slower Pace

28:11

21% of race

Average Pace: 10:27 /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 mi07:09:3920:0010:0020:00
10:00
#3044
4M
4.00 mi07:29:1939:409:5519:40
9:50
#2726
6M
6.00 mi07:48:4759:089:5119:28
9:44
#2547
8M
8.00 mi08:08:211:18:429:5019:34
9:47
#2408
9.6M
9.60 mi08:24:001:34:219:5015:39
9:47
#2594
10M
10.00 mi08:30:561:41:1710:086:56
17:21
#2515
10.5M
10.50 mi08:33:141:43:359:522:18
4:36
#2503
12M
12.00 mi08:54:292:04:5010:2421:15
14:10
#2539
Finish
13.11 mi09:06:332:16:5410:2712:04
10:53
#2641
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 30%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:14

Segment Time

10:16/mi

Pace

0.90 mi

Distance

Overall

1972

Men

1419

Division

114

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
2M2.00 mi2.00 mi304420671722882(Top 44%)1912(Top 53%)157(Top 49%)
4M4.00 mi2.00 mi2726+3181888+179157+152563(Top 39%)1798(Top 50%)149(Top 47%)
6M6.00 mi2.00 mi2547+1791800+88149+82332(Top 35%)1665(Top 46%)133(Top 42%)
8M8.00 mi2.00 mi2408+1391737+63143+62117(Top 32%)1565(Top 43%)135(Top 42%)
9.6M9.60 mi1.60 mi2594-1861818-81148-53719(Top 57%)2263(Top 63%)190(Top 60%)
10M10.00 mi0.40 mi2515+791766+52143+52020(Top 31%)1438(Top 40%)116(Top 36%)
10.5M10.50 mi0.50 mi2503+121759+71432109(Top 32%)1511(Top 42%)117(Top 37%)
12M12.00 mi1.50 mi2539-361769-10142+12882(Top 44%)1912(Top 53%)157(Top 49%)
Finish13.11 mi1.11 mi2641-1021831-62149-73882(Top 59%)2422(Top 67%)197(Top 62%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 44%
~flat
+5ft-3ft

Overall

2882

Males

1912

M40-44

157

2M→4M

2.0 - 4.0 mi

Top 39%
×4story building
+67ft-69ft

Overall

2563

Males

1798

M40-44

149

4M→6M

4.0 - 6.0 mi

Top 35%
×9story building
+123ft-9ft

Overall

2332

Males

1665

M40-44

133

6M→8M

6.0 - 8.0 mi

Top 32%
×12story building
+166ft-53ft

Overall

2117

Males

1565

M40-44

135

8M→9.6M

8.0 - 9.6 mi

Top 57%
×13story building
+68ft-193ft

Overall

3719

Males

2263

M40-44

190

9.6M→10M

9.6 - 10.0 mi

Top 31%
×2story building
+0ft-24ft

Overall

2020

Males

1438

M40-44

116

10M→10.5M

10.0 - 10.5 mi

Top 32%
×6story building
+1ft-73ft

Overall

2109

Males

1511

M40-44

117

10.5M→12M

10.5 - 12.0 mi

Top 44%
×21story building
+280ft-26ft

Overall

2882

Males

1912

M40-44

157

12M→Finish

12.0 - 13.1 mi

Top 59%
×7story building
+14ft-89ft

Overall

3882

Males

2422

M40-44

197

Passing Analysis

Category:
Athletes Passed
961*
Passed By
558
Net Change
+403
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3044
2M → 4M35537+318#3044#2726
4M → 6M20021+179#2726#2547
6M → 8M195*56+139#2547#2408
8M → 9.6M29215-186#2408#2594
9.6M → 10M801+79#2594#2515
10M → 10.5M164+12#2515#2503
10.5M → 12M64100-36#2503#2539
12M → Finish22*124-102#2539#2641
TOTALS961*558+403

* 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