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SF MARATHON 2ND HALF 2026

Sunyu Duan

Bib: 23791•M•Age: 37

Foster City, CA

0:00
0:00
/ mi
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Overall
#0 / 3840
Top 48%
Gender (Male)
#0 / 2065
Division (M35-39)
#0 / 309
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
9–292 ft
≈
×24story building
•▲ 548 ft climb · ▼ 587 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
9:59/mi
19:58
↑ 138↓ 680.7%
4M
9:20/mi
38:38
↑ 1631.4%
6M
12:12/mi
1:03:02
↑ 55↓ 830.3%
8M
7:29/mi
1:18:00
↑ 65↓ 1510.8%
10M
10:17/mi
1:38:34
↑ 61↓ 1741.1%
12M
10:25/mi
1:59:25
↑ 41↓ 530.1%
Finish· 13.11 mi
11:02/mi
2:11:39
→ flat

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:03:02
Pace10:30 /mi
2nd Half
Distance7.11 mi
Time1:08:37
Pace9:39 /mi
📊Positive Split: 8.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi09:06:2719:589:5919:58
9:59
-
4M
4.00 mi09:25:0738:389:4018:40
9:20
-0:39
6M
6.00 mi09:49:311:03:0210:3024:24
12:12
+2:52
8M
8.00 mi10:04:291:18:009:4514:58
7:29
-4:43
10M
10.00 mi10:25:031:38:349:5120:34
10:17
+2:48
12M
12.00 mi10:45:541:59:259:5720:51
10:25
+0:08
Finish
13.11 mi10:58:082:11:3910:0312:14
11:02
+0:37

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

7:29 /mi

Average Pace

10:03 /mi

Slowest Pace

12:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

33:38

26% of race

Time at Steady Pace

1:01:23

47% of race

Time at Slower Pace

36:38

28% of race

Average Pace: 10:03 /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 mi09:06:2719:589:5919:58
9:59
#2026
4M
4.00 mi09:25:0738:389:4018:40
9:20
#1924
6M
6.00 mi09:49:311:03:0210:3024:24
12:12
#1927
8M
8.00 mi10:04:291:18:009:4514:58
7:29
#1877
10M
10.00 mi10:25:031:38:349:5120:34
10:17
#1844
12M
12.00 mi10:45:541:59:259:5720:51
10:25
#1783
Finish
13.11 mi10:58:082:11:3910:0312:14
11:02
#1829
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
2M2.00 mi2.00 mi202613122081605(Top 42%)1050(Top 51%)172(Top 56%)
4M4.00 mi2.00 mi1924+1021260+52198+101876(Top 49%)1226(Top 59%)197(Top 64%)
6M6.00 mi2.00 mi1927-31273-13199-11970(Top 51%)1290(Top 62%)204(Top 66%)
8M8.00 mi2.00 mi1877+501240+33191+81778(Top 46%)1179(Top 57%)190(Top 61%)
10M10.00 mi2.00 mi1844+331215+25188+31789(Top 47%)1173(Top 57%)191(Top 62%)
12M12.00 mi2.00 mi1783+611177+381881605(Top 42%)1050(Top 51%)172(Top 56%)
Finish13.11 mi1.11 mi1829-461195-18189-12173(Top 57%)1327(Top 64%)211(Top 68%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 42%
×9story building
+138ft-68ft

Overall

1605

Males

1050

M35-39

172

2M→4M

2.0 - 4.0 mi

Top 49%
×13story building
+163ft-19ft

Overall

1876

Males

1226

M35-39

197

4M→6M

4.0 - 6.0 mi

Top 51%
×4story building
+55ft-83ft

Overall

1970

Males

1290

M35-39

204

6M→8M

6.0 - 8.0 mi

Top 46%
×10story building
+65ft-151ft

Overall

1778

Males

1179

M35-39

190

8M→10M

8.0 - 10.0 mi

Top 47%
×10story building
+61ft-174ft

Overall

1789

Males

1173

M35-39

191

10M→12M

10.0 - 12.0 mi

Top 42%
×3story building
+41ft-53ft

Overall

1605

Males

1050

M35-39

172

12M→Finish

12.0 - 13.1 mi

Top 57%
×1human
+6ft-6ft

Overall

2173

Males

1327

M35-39

211

Passing Analysis

Category:
Athletes Passed
388*
Passed By
191
Net Change
+197
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2026
2M → 4M13937+102#2026#1924
4M → 6M4346-3#1924#1927
6M → 8M6717+50#1927#1877
8M → 10M57*24+33#1877#1844
10M → 12M7211+61#1844#1783
12M → Finish10*56-46#1783#1829
TOTALS388*191+197

* 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