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SF MARATHON 1ST HALF 2026

Juan Sebastian Peña

Bib: 20389•M•Age: 29

San Jose, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 9%
Gender (Male)
#0 / 3619
Top 14%
Division (M25-29)
#0 / 796
Top 15%
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
8:14/mi
34:10
↑ 67↓ 69
6M
8:10/mi
50:30
↑ 1231.1%
8M
8:00/mi
1:06:29
↑ 166↓ 531.1%
9.6M
8:00/mi
1:19:17
↑ 68↓ 1931.5%
10M
13:53/mi
1:24:50
↓ 241.1%
10.5M
3:44/mi
1:26:42
↓ 732.7%
12M
11:12/mi
1:43:30
↑ 2803.2%
Finish· 13.11 mi
8:02/mi
1:52:25
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time50:30
Pace8:25 /mi
2nd Half
Distance7.11 mi
Time1:01:55
Pace8:43 /mi
📊Positive Split: 22.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:07:0917:428:5117:42
8:51
-
4M
4.00 mi07:23:3734:108:3316:28
8:14
-0:37
6M
6.00 mi07:39:5750:308:2516:20
8:10
-0:04
8M
8.00 mi07:55:561:06:298:1915:59
8:00
-0:10
9.6M
9.60 mi08:08:441:19:178:1612:48
8:00
0:00
10M
10.00 mi08:14:171:24:508:295:33
13:53
+5:53
10.5M
10.50 mi08:16:091:26:428:151:52
3:44
-10:09
12M
12.00 mi08:32:571:43:308:3816:48
11:12
+7:28
Finish
13.11 mi08:41:521:52:258:358:55
8:02
-3:10

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

3:44 /mi

Average Pace

8:35 /mi

Slowest Pace

13:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52

2% of race

Time at Steady Pace

1:28:12

78% of race

Time at Slower Pace

22:21

20% of race

Average Pace: 8:34 /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 mi07:07:0917:428:5117:42
8:51
#1322
4M
4.00 mi07:23:3734:108:3316:28
8:14
#916
6M
6.00 mi07:39:5750:308:2516:20
8:10
#770
8M
8.00 mi07:55:561:06:298:1915:59
8:00
#626
9.6M
9.60 mi08:08:441:19:178:1612:48
8:00
#713
10M
10.00 mi08:14:171:24:508:295:33
13:53
#669
10.5M
10.50 mi08:16:091:26:428:151:52
3:44
#658
12M
12.00 mi08:32:571:43:308:3816:48
11:12
#644
Finish
13.11 mi08:41:521:52:258:358:55
8:02
#612
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 4%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

7:25

Segment Time

8:15/mi

Pace

0.90 mi

Distance

Overall

292

Men

256

Division

65

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi13221027258699(Top 11%)561(Top 16%)133(Top 17%)
4M4.00 mi2.00 mi916+406742+285174+84616(Top 9%)518(Top 14%)123(Top 15%)
6M6.00 mi2.00 mi770+146630+112147+27603(Top 9%)502(Top 14%)117(Top 15%)
8M8.00 mi2.00 mi626+144525+105124+23456(Top 7%)398(Top 11%)101(Top 13%)
9.6M9.60 mi1.60 mi713-87588-63135-111535(Top 23%)1021(Top 28%)245(Top 31%)
10M10.00 mi0.40 mi669+44553+35130+5360(Top 5%)291(Top 8%)73(Top 9%)
10.5M10.50 mi0.50 mi658+11544+9128+2283(Top 4%)252(Top 7%)59(Top 7%)
12M12.00 mi1.50 mi644+14527+17127+1699(Top 11%)561(Top 16%)133(Top 17%)
Finish13.11 mi1.11 mi612+32506+21119+8626(Top 10%)518(Top 14%)138(Top 17%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 11%
~flat
+5ft-3ft

Overall

699

Males

561

M25-29

133

2M→4M

2.0 - 4.0 mi

Top 9%
×4story building
+67ft-69ft

Overall

616

Males

518

M25-29

123

4M→6M

4.0 - 6.0 mi

Top 9%
×9story building
+123ft-9ft

Overall

603

Males

502

M25-29

117

6M→8M

6.0 - 8.0 mi

Top 7%
×12story building
+166ft-53ft

Overall

456

Males

398

M25-29

101

8M→9.6M

8.0 - 9.6 mi

Top 23%
×13story building
+68ft-193ft

Overall

1535

Males

1021

M25-29

245

9.6M→10M

9.6 - 10.0 mi

Top 5%
×2story building
+0ft-24ft

Overall

360

Males

291

M25-29

73

10M→10.5M

10.0 - 10.5 mi

Top 4%
×6story building
+1ft-73ft

Overall

283

Males

252

M25-29

59

10.5M→12M

10.5 - 12.0 mi

Top 11%
×21story building
+280ft-26ft

Overall

699

Males

561

M25-29

133

12M→Finish

12.0 - 13.1 mi

Top 10%
×7story building
+14ft-89ft

Overall

626

Males

518

M25-29

138

Passing Analysis

Category:
Athletes Passed
863*
Passed By
153
Net Change
+710
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1322
2M → 4M4093+406#1322#916
4M → 6M1537+146#916#770
6M → 8M1539+144#770#626
8M → 9.6M14101-87#626#713
9.6M → 10M440+44#713#669
10M → 10.5M121+11#669#658
10.5M → 12M4127+14#658#644
12M → Finish37*5+32#644#612
TOTALS863*153+710

* 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