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SF MARATHON 1ST HALF 2026

David Ju

Bib: 16760•M•Age: 32

Agoura Hills, CA

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

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
8:34/mi
17:09
→ flat
4M
9:34/mi
36:16
↑ 67↓ 69
6M
9:14/mi
54:45
↑ 1231.1%
8M
10:39/mi
1:16:03
↑ 166↓ 531.1%
9.6M
10:39/mi
1:33:06
↑ 68↓ 1931.5%
10M
32:17/mi
1:46:00
↓ 241.1%
10.5M
7:34/mi
1:49:47
↓ 732.7%
12M
21:10/mi
2:21:32
↑ 2803.2%
Finish· 13.11 mi
17:19/mi
2:40:44
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time54:45
Pace9:08 /mi
2nd Half
Distance7.11 mi
Time1:45:59
Pace14:54 /mi
📊Positive Split: 93.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:54:5417:098:3417:09
8:34
-
4M
4.00 mi07:14:0136:169:0419:07
9:34
+1:00
6M
6.00 mi07:32:3054:459:0818:29
9:14
-0:20
8M
8.00 mi07:53:481:16:039:3021:18
10:39
+1:25
9.6M
9.60 mi08:10:511:33:069:4217:03
10:39
0:00
10M
10.00 mi08:23:451:46:0010:3612:54
32:17
+21:38
10.5M
10.50 mi08:27:321:49:4710:273:47
7:34
-24:43
12M
12.00 mi08:59:172:21:3211:4831:45
21:10
+13:36
Finish
13.11 mi09:18:292:40:4412:1619:12
17:19
-3:51

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

7:34 /mi

Average Pace

12:16 /mi

Slowest Pace

32:17 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

1:36:53

60% of race

Time at Slower Pace

1:03:51

40% of race

Average Pace: 12:16 /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 mi06:54:5417:098:3417:09
8:34
#996
4M
4.00 mi07:14:0136:169:0419:07
9:34
#1548
6M
6.00 mi07:32:3054:459:0818:29
9:14
#1604
8M
8.00 mi07:53:481:16:039:3021:18
10:39
#2006
9.6M
9.60 mi08:10:511:33:069:4217:03
10:39
#2423
10M
10.00 mi08:23:451:46:0010:3612:54
32:17
#3138
10.5M
10.50 mi08:27:321:49:4710:273:47
7:34
#3290
12M
12.00 mi08:59:172:21:3211:4831:45
21:10
#4230
Finish
13.11 mi09:18:292:40:4412:1619:12
17:19
#4791
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 98%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

16:41

Segment Time

18:33/mi

Pace

0.90 mi

Distance

Overall

6440

Men

3545

Division

756

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
2M2.00 mi2.00 mi9967961626331(Top 96%)3494(Top 97%)741(Top 96%)
4M4.00 mi2.00 mi1548-5521189-393258-962201(Top 33%)1600(Top 44%)342(Top 44%)
6M6.00 mi2.00 mi1604-561229-40269-111727(Top 26%)1305(Top 36%)294(Top 38%)
8M8.00 mi2.00 mi2006-4021488-259324-553162(Top 48%)2158(Top 60%)462(Top 60%)
9.6M9.60 mi1.60 mi2423-4171716-228362-384707(Top 72%)2767(Top 76%)590(Top 76%)
10M10.00 mi0.40 mi3138-7152121-405443-816501(Top 99%)3577(Top 99%)760(Top 98%)
10.5M10.50 mi0.50 mi3290-1522209-88458-156340(Top 96%)3510(Top 97%)749(Top 97%)
12M12.00 mi1.50 mi4230-9402652-443560-1026331(Top 96%)3494(Top 97%)741(Top 96%)
Finish13.11 mi1.11 mi4791-5612922-270627-676459(Top 98%)3561(Top 98%)764(Top 99%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 96%
~flat
+5ft-3ft

Overall

6331

Males

3494

M30-34

743

2M→4M

2.0 - 4.0 mi

Top 33%
×4story building
+67ft-69ft

Overall

2201

Males

1600

M30-34

344

4M→6M

4.0 - 6.0 mi

Top 26%
×9story building
+123ft-9ft

Overall

1727

Males

1305

M30-34

295

6M→8M

6.0 - 8.0 mi

Top 48%
×12story building
+166ft-53ft

Overall

3162

Males

2158

M30-34

464

8M→9.6M

8.0 - 9.6 mi

Top 72%
×13story building
+68ft-193ft

Overall

4707

Males

2767

M30-34

592

9.6M→10M

9.6 - 10.0 mi

Top 99%
×2story building
+0ft-24ft

Overall

6501

Males

3577

M30-34

762

10M→10.5M

10.0 - 10.5 mi

Top 96%
×6story building
+1ft-73ft

Overall

6340

Males

3510

M30-34

751

10.5M→12M

10.5 - 12.0 mi

Top 96%
×21story building
+280ft-26ft

Overall

6331

Males

3494

M30-34

743

12M→Finish

12.0 - 13.1 mi

Top 98%
×7story building
+14ft-89ft

Overall

6459

Males

3561

M30-34

764

Passing Analysis

Category:
Athletes Passed
74*
Passed By
3869
Net Change
-3795
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#996
2M → 4M3555-552#996#1548
4M → 6M4197-56#1548#1604
6M → 8M11*413-402#1604#2006
8M → 9.6M1418-417#2006#2423
9.6M → 10M1716-715#2423#3138
10M → 10.5M1153-152#3138#3290
10.5M → 12M1941-940#3290#4230
12M → Finish15*576-561#4230#4791
TOTALS74*3869-3795

* 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