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SF MARATHON 1ST HALF 2026

JunSeob Lee

Bib: 16699•M•Age: 31

Santa Clara, 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
8:51/mi
17:42
→ flat
4M
9:48/mi
37:17
↑ 67↓ 69
6M
9:56/mi
57:10
↑ 1231.1%
8M
10:25/mi
1:18:00
↑ 166↓ 531.1%
9.6M
10:25/mi
1:34:40
↑ 68↓ 1931.5%
10M
20:31/mi
1:42:52
↓ 241.1%
10.5M
5:36/mi
1:45:40
↓ 732.7%
12M
17:13/mi
2:11:29
↑ 2803.2%
Finish· 13.11 mi
11:23/mi
2:24:06
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time57:10
Pace9:32 /mi
2nd Half
Distance7.11 mi
Time1:26:56
Pace12:14 /mi
📊Positive Split: 52.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:55:0717:428:5117:42
8:51
-
4M
4.00 mi07:14:4237:179:1919:35
9:48
+0:57
6M
6.00 mi07:34:3557:109:3219:53
9:56
+0:08
8M
8.00 mi07:55:251:18:009:4520:50
10:25
+0:29
9.6M
9.60 mi08:12:051:34:409:5216:40
10:25
0:00
10M
10.00 mi08:20:171:42:5210:178:12
20:31
+10:06
10.5M
10.50 mi08:23:051:45:4010:042:48
5:36
-14:55
12M
12.00 mi08:48:542:11:2910:5725:49
17:13
+11:37
Finish
13.11 mi09:01:312:24:0611:0012:37
11:23
-5:50

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

5:36 /mi

Average Pace

11:00 /mi

Slowest Pace

20:31 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:48

2% of race

Time at Steady Pace

1:47:17

74% of race

Time at Slower Pace

34:01

24% of race

Average Pace: 10:59 /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 mi06:55:0717:428:5117:42
8:51
#1331
4M
4.00 mi07:14:4237:179:1919:35
9:48
#1918
6M
6.00 mi07:34:3557:109:3219:53
9:56
#2134
8M
8.00 mi07:55:251:18:009:4520:50
10:25
#2290
9.6M
9.60 mi08:12:051:34:409:5216:40
10:25
#2643
10M
10.00 mi08:20:171:42:5210:178:12
20:31
#2726
10.5M
10.50 mi08:23:051:45:4010:042:48
5:36
#2770
12M
12.00 mi08:48:542:11:2910:5725:49
17:13
#3236
Finish
13.11 mi09:01:312:24:0611:0012:37
11:23
#3330
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 59%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:00

Segment Time

12:14/mi

Pace

0.90 mi

Distance

Overall

3872

Men

2454

Division

536

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
2M2.00 mi2.00 mi133110342204978(Top 76%)2913(Top 80%)628(Top 81%)
4M4.00 mi2.00 mi1918-5871425-391310-902522(Top 38%)1775(Top 49%)379(Top 49%)
6M6.00 mi2.00 mi2134-2161559-134336-262594(Top 39%)1822(Top 50%)375(Top 49%)
8M8.00 mi2.00 mi2290-1561667-108354-182871(Top 44%)2011(Top 56%)434(Top 56%)
9.6M9.60 mi1.60 mi2643-3531843-176388-344473(Top 68%)2660(Top 74%)573(Top 74%)
10M10.00 mi0.40 mi2726-831884-41393-53748(Top 57%)2374(Top 66%)514(Top 67%)
10.5M10.50 mi0.50 mi2770-441911-27398-54610(Top 70%)2810(Top 78%)611(Top 79%)
12M12.00 mi1.50 mi3236-4662165-254457-594978(Top 76%)2913(Top 80%)628(Top 81%)
Finish13.11 mi1.11 mi3330-942210-45468-114408(Top 67%)2656(Top 73%)569(Top 74%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 76%
~flat
+5ft-3ft

Overall

4978

Males

2913

M30-34

630

2M→4M

2.0 - 4.0 mi

Top 38%
×4story building
+67ft-69ft

Overall

2522

Males

1775

M30-34

381

4M→6M

4.0 - 6.0 mi

Top 39%
×9story building
+123ft-9ft

Overall

2594

Males

1822

M30-34

376

6M→8M

6.0 - 8.0 mi

Top 44%
×12story building
+166ft-53ft

Overall

2871

Males

2011

M30-34

436

8M→9.6M

8.0 - 9.6 mi

Top 68%
×13story building
+68ft-193ft

Overall

4473

Males

2660

M30-34

575

9.6M→10M

9.6 - 10.0 mi

Top 57%
×2story building
+0ft-24ft

Overall

3748

Males

2374

M30-34

516

10M→10.5M

10.0 - 10.5 mi

Top 70%
×6story building
+1ft-73ft

Overall

4610

Males

2810

M30-34

613

10.5M→12M

10.5 - 12.0 mi

Top 76%
×21story building
+280ft-26ft

Overall

4978

Males

2913

M30-34

630

12M→Finish

12.0 - 13.1 mi

Top 67%
×7story building
+14ft-89ft

Overall

4408

Males

2656

M30-34

569

Passing Analysis

Category:
Athletes Passed
146*
Passed By
2145
Net Change
-1999
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1331
2M → 4M6593-587#1331#1918
4M → 6M22238-216#1918#2134
6M → 8M62*218-156#2134#2290
8M → 9.6M3356-353#2290#2643
9.6M → 10M19102-83#2643#2726
10M → 10.5M044-44#2726#2770
10.5M → 12M6472-466#2770#3236
12M → Finish28*122-94#3236#3330
TOTALS146*2145-1999

* 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