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SF MARATHON 1ST HALF 2026

Kevin Son

Bib: 20808•M•Age: 38

San Jose, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Male)
#0 / 3619
Division (M35-39)
#0 / 582
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
14:45/mi
29:31
→ flat
4M
16:19/mi
1:02:08
↑ 67↓ 69
6M
16:46/mi
1:35:41
↑ 1231.1%
8M
16:28/mi
2:08:38
↑ 166↓ 531.1%
9.6M
10:31/mi
2:25:27
↑ 68↓ 1931.5%
10M
29:57/mi
2:37:25
↓ 241.1%
10.5M
6:38/mi
2:40:44
↓ 732.7%
12M
20:21/mi
3:11:15
↑ 2803.2%
Finish· 13.11 mi
13:28/mi
3:26:11
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:35:41
Pace15:57 /mi
2nd Half
Distance7.11 mi
Time1:50:30
Pace15:33 /mi
📊Positive Split: 15.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:08:0329:3114:4529:31
14:45
-
4M
4.00 mi07:40:401:02:0815:3232:37
16:19
+1:34
6M
6.00 mi08:14:131:35:4115:5733:33
16:46
+0:27
8M
8.00 mi08:47:102:08:3816:0532:57
16:28
-0:18
9.6M
9.60 mi09:03:592:25:2715:0916:49
10:31
-5:57
10M
10.00 mi09:15:572:37:2515:4511:58
29:57
+19:26
10.5M
10.50 mi09:19:162:40:4415:183:19
6:38
-23:19
12M
12.00 mi09:49:473:11:1515:5630:31
20:21
+13:43
Finish
13.11 mi10:04:433:26:1115:4414:56
13:28
-6:53

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

6:38 /mi

Average Pace

15:44 /mi

Slowest Pace

29:57 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

20:08

10% of race

Time at Steady Pace

2:23:34

70% of race

Time at Slower Pace

42:29

21% of race

Average Pace: 15:44 /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 mi07:08:0329:3114:4529:31
14:45
#6597
4M
4.00 mi07:40:401:02:0815:3232:37
16:19
#6604
6M
6.00 mi08:14:131:35:4115:5733:33
16:46
#6606
8M
8.00 mi08:47:102:08:3816:0532:57
16:28
#6584
9.6M
9.60 mi09:03:592:25:2715:0916:49
10:31
#6565
10M
10.00 mi09:15:572:37:2515:4511:58
29:57
#6566
10.5M
10.50 mi09:19:162:40:4415:183:19
6:38
#6564
12M
12.00 mi09:49:473:11:1515:5630:31
20:21
#6536
Finish
13.11 mi10:04:433:26:1115:4414:56
13:28
#6487
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 96%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

15:17

Segment Time

16:59/mi

Pace

0.90 mi

Distance

Overall

6282

Men

3485

Division

571

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
2M2.00 mi2.00 mi659736345816224(Top 95%)3454(Top 95%)564(Top 97%)
4M4.00 mi2.00 mi6604-73638-45816601(Top 100%)3638(Top 101%)581(Top 100%)
6M6.00 mi2.00 mi6606-23636+2582-16581(Top 100%)3631(Top 100%)580(Top 100%)
8M8.00 mi2.00 mi6584+223626+105826490(Top 99%)3594(Top 99%)577(Top 99%)
9.6M9.60 mi1.60 mi6565+193618+8580+24569(Top 69%)2703(Top 75%)447(Top 77%)
10M10.00 mi0.40 mi6566-13617+15806373(Top 97%)3515(Top 97%)573(Top 98%)
10.5M10.50 mi0.50 mi6564+23615+25805989(Top 91%)3380(Top 93%)559(Top 96%)
12M12.00 mi1.50 mi6536+283607+85806224(Top 95%)3454(Top 95%)564(Top 97%)
Finish13.11 mi1.11 mi6487+493588+19576+45779(Top 88%)3259(Top 90%)530(Top 91%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 95%
~flat
+5ft-3ft

Overall

6224

Males

3454

M35-39

564

2M→4M

2.0 - 4.0 mi

Top 100%
×4story building
+67ft-69ft

Overall

6601

Males

3638

M35-39

583

4M→6M

4.0 - 6.0 mi

Top 100%
×9story building
+123ft-9ft

Overall

6581

Males

3631

M35-39

583

6M→8M

6.0 - 8.0 mi

Top 99%
×12story building
+166ft-53ft

Overall

6490

Males

3594

M35-39

577

8M→9.6M

8.0 - 9.6 mi

Top 69%
×13story building
+68ft-193ft

Overall

4569

Males

2703

M35-39

447

9.6M→10M

9.6 - 10.0 mi

Top 97%
×2story building
+0ft-24ft

Overall

6373

Males

3515

M35-39

573

10M→10.5M

10.0 - 10.5 mi

Top 91%
×6story building
+1ft-73ft

Overall

5989

Males

3380

M35-39

559

10.5M→12M

10.5 - 12.0 mi

Top 95%
×21story building
+280ft-26ft

Overall

6224

Males

3454

M35-39

564

12M→Finish

12.0 - 13.1 mi

Top 88%
×7story building
+14ft-89ft

Overall

5779

Males

3259

M35-39

530

Passing Analysis

Category:
Athletes Passed
141*
Passed By
31
Net Change
+110
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#6597
2M → 4M5*12-7#6597#6604
4M → 6M11*13-2#6604#6606
6M → 8M26*4+22#6606#6584
8M → 9.6M19*0+19#6584#6565
9.6M → 10M12-1#6565#6566
10M → 10.5M20+2#6566#6564
10.5M → 12M28*0+28#6564#6536
12M → Finish49*0+49#6536#6487
TOTALS141*31+110

* 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