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SF MARATHON 1ST HALF 2026

Alexander Frias

Bib: 20338•M•Age: 24

San Jose, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 35%
Gender (Male)
#0 / 3619
Top 45%
M20-29
#0 / 358
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
9:56/mi
19:53
→ flat
4M
9:45/mi
39:23
↑ 67↓ 69
6M
9:10/mi
57:43
↑ 1231.1%
8M
8:55/mi
1:15:34
↑ 166↓ 531.1%
9.6M
8:55/mi
1:29:50
↑ 68↓ 1931.5%
10M
16:04/mi
1:36:15
↓ 241.1%
10.5M
4:20/mi
1:38:25
↓ 732.7%
12M
15:07/mi
2:01:05
↑ 2803.2%
Finish· 13.11 mi
10:28/mi
2:12:41
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time57:43
Pace9:37 /mi
2nd Half
Distance7.11 mi
Time1:14:58
Pace10:33 /mi
📊Positive Split: 29.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:00:5019:539:5619:53
9:56
-
4M
4.00 mi07:20:2039:239:5119:30
9:45
-0:11
6M
6.00 mi07:38:4057:439:3718:20
9:10
-0:35
8M
8.00 mi07:56:311:15:349:2717:51
8:55
-0:15
9.6M
9.60 mi08:10:471:29:509:2114:16
8:55
0:00
10M
10.00 mi08:17:121:36:159:386:25
16:04
+7:09
10.5M
10.50 mi08:19:221:38:259:222:10
4:20
-11:44
12M
12.00 mi08:42:022:01:0510:0522:40
15:07
+10:47
Finish
13.11 mi08:53:382:12:4110:0711:36
10:28
-4:39

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

4:20 /mi

Average Pace

10:07 /mi

Slowest Pace

16:04 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:10

2% of race

Time at Steady Pace

1:41:26

76% of race

Time at Slower Pace

29:05

22% of race

Average Pace: 10:07 /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 mi07:00:5019:539:5619:53
9:56
#2928
4M
4.00 mi07:20:2039:239:5119:30
9:45
#2624
6M
6.00 mi07:38:4057:439:3718:20
9:10
#2250
8M
8.00 mi07:56:311:15:349:2717:51
8:55
#1922
9.6M
9.60 mi08:10:471:29:509:2114:16
8:55
#1987
10M
10.00 mi08:17:121:36:159:386:25
16:04
#1905
10.5M
10.50 mi08:19:221:38:259:222:10
4:20
#1890
12M
12.00 mi08:42:022:01:0510:0522:40
15:07
#2190
Finish
13.11 mi08:53:382:12:4110:0711:36
10:28
#2269
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 19%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:35

Segment Time

9:32/mi

Pace

0.90 mi

Distance

Overall

1242

Men

971

Division

125

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM20-29Seg. OverallSeg. MalesSeg. M20-29
2M2.00 mi2.00 mi292820022313626(Top 55%)2285(Top 63%)255(Top 71%)
4M4.00 mi2.00 mi2624+3041828+174221+102459(Top 37%)1739(Top 48%)211(Top 59%)
6M6.00 mi2.00 mi2250+3741618+210198+231643(Top 25%)1244(Top 34%)164(Top 46%)
8M8.00 mi2.00 mi1922+3281439+179175+231197(Top 18%)946(Top 26%)104(Top 29%)
9.6M9.60 mi1.60 mi1987-651462-23180-52639(Top 40%)1676(Top 46%)200(Top 56%)
10M10.00 mi0.40 mi1905+821409+53175+51284(Top 20%)975(Top 27%)127(Top 35%)
10.5M10.50 mi0.50 mi1890+151399+101751412(Top 21%)1092(Top 30%)138(Top 39%)
12M12.00 mi1.50 mi2190-3001563-164192-173626(Top 55%)2285(Top 63%)255(Top 71%)
Finish13.11 mi1.11 mi2269-791613-50197-53419(Top 52%)2188(Top 60%)248(Top 69%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 55%
~flat
+5ft-3ft

Overall

3626

Males

2285

M20-24

256

2M→4M

2.0 - 4.0 mi

Top 37%
×4story building
+67ft-69ft

Overall

2459

Males

1739

M20-24

212

4M→6M

4.0 - 6.0 mi

Top 25%
×9story building
+123ft-9ft

Overall

1643

Males

1244

M20-24

165

6M→8M

6.0 - 8.0 mi

Top 18%
×12story building
+166ft-53ft

Overall

1197

Males

946

M20-24

105

8M→9.6M

8.0 - 9.6 mi

Top 40%
×13story building
+68ft-193ft

Overall

2639

Males

1676

M20-24

201

9.6M→10M

9.6 - 10.0 mi

Top 20%
×2story building
+0ft-24ft

Overall

1284

Males

975

M20-24

128

10M→10.5M

10.0 - 10.5 mi

Top 21%
×6story building
+1ft-73ft

Overall

1412

Males

1092

M20-24

138

10.5M→12M

10.5 - 12.0 mi

Top 55%
×21story building
+280ft-26ft

Overall

3626

Males

2285

M20-24

256

12M→Finish

12.0 - 13.1 mi

Top 52%
×7story building
+14ft-89ft

Overall

3419

Males

2188

M20-24

248

Passing Analysis

Category:
Athletes Passed
1242*
Passed By
583
Net Change
+659
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2928
2M → 4M33632+304#2928#2624
4M → 6M3740+374#2624#2250
6M → 8M338*10+328#2250#1922
8M → 9.6M60125-65#1922#1987
9.6M → 10M875+82#1987#1905
10M → 10.5M172+15#1905#1890
10.5M → 12M9309-300#1890#2190
12M → Finish21*100-79#2190#2269
TOTALS1242*583+659

* 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