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SF MARATHON 1ST HALF 2026

Antonio Alvarez

San Jose, CA

Bib: 13387 M 38

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 27%
Gender (Male)
#0 / 3619
Top 36%
Division (M35-39)
#0 / 582
Top 38%
Race Day Weather
59°/49°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
2M
9:12/mi
18:25
→ flat
12 ft elev
4M
9:08/mi
36:40
↑ 67↓ 69
10 ft elev
6M
9:13/mi
55:07
↑ 1231.1%
126 ft elev
8M
9:25/mi
1:13:58
↑ 166↓ 531.1%
246 ft elev
9.6M
9:25/mi
1:29:02
↑ 68↓ 1931.5%
126 ft elev
10M
17:16/mi
1:35:56
↓ 241.1%
90 ft elev
10.5M
4:18/mi
1:38:05
↓ 732.7%
18 ft elev
12M
11:02/mi
1:54:38
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
11:02/mi
2:06:53
↑ 14↓ 891.3%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
55:079:11 /mi⚡ faster
2nd Half
1:11:4610:06 /mi+30.2%
Positive split — 30.2% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:01:3518:259:1218:25
9:12
-
4M
4.00 mi07:19:5036:409:1018:15
9:08
-0:04
6M
6.00 mi07:38:1755:079:1118:27
9:13
+0:05
8M
8.00 mi07:57:081:13:589:1518:51
9:25
+0:12
9.6M
9.60 mi08:12:121:29:029:1615:04
9:25
0:00
10M
10.00 mi08:19:061:35:569:366:54
17:16
+7:51
10.5M
10.50 mi08:21:151:38:059:202:09
4:18
-12:58
12M
12.00 mi08:37:481:54:389:3316:33
11:02
+6:44
Finish
13.11 mi08:50:032:06:539:4112:15
11:02
0:00

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

4:18 /mi

Average Pace

9:41 /mi

Slowest Pace

17:16 /mi

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Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

2:09

2% of race

Time at Steady Pace

1:29:02

70% of race

Time at Slower Pace

35:42

28% of race

Average Pace: 9:41 /mi

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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.

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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 mi07:01:3518:259:1218:25
9:12
#1805
4M
4.00 mi07:19:5036:409:1018:15
9:08
#1688
6M
6.00 mi07:38:1755:079:1118:27
9:13
#1691
8M
8.00 mi07:57:081:13:589:1518:51
9:25
#1640
9.6M
9.60 mi08:12:121:29:029:1615:04
9:25
#1883
10M
10.00 mi08:19:061:35:569:366:54
17:16
#1869
10.5M
10.50 mi08:21:151:38:059:202:09
4:18
#1855
12M
12.00 mi08:37:481:54:389:3316:33
11:02
#1571
Finish
13.11 mi08:50:032:06:539:4112:15
11:02
#1756
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 27%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:03

Segment Time

10:04/mi

Pace

0.90 mi

Distance

Overall

1762

Men

1304

Division

224

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
2M2.00 mi2.00 mi1805134223160748678
4M4.00 mi2.00 mi1688+1171278+64220+1116161234221
6M6.00 mi2.00 mi1691-31283-5223-317091290221
8M8.00 mi2.00 mi1640+511262+21222+117111303226
9.6M9.60 mi1.60 mi1883-2431401-139239-1732732032338
10M10.00 mi0.40 mi1869+141386+15236+319471400230
10.5M10.50 mi0.50 mi1855+141376+10235+113261032171
12M12.00 mi1.50 mi1571+2841194+182206+2960748678
Finish13.11 mi1.11 mi1756-1851311-117220-1440582510416

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 9%
~flat
+5ft-3ft

Overall

607

Males

486

M35-39

78

2M→4M

2.0 - 4.0 mi

Top 25%
×4story building
+67ft-69ft

Overall

1616

Males

1234

M35-39

221

4M→6M

4.0 - 6.0 mi

Top 26%
×9story building
+123ft-9ft

Overall

1709

Males

1290

M35-39

221

6M→8M

6.0 - 8.0 mi

Top 26%
×12story building
+166ft-53ft

Overall

1711

Males

1303

M35-39

226

8M→9.6M

8.0 - 9.6 mi

Top 50%
×13story building
+68ft-193ft

Overall

3273

Males

2032

M35-39

338

9.6M→10M

9.6 - 10.0 mi

Top 30%
×2story building
+0ft-24ft

Overall

1947

Males

1400

M35-39

230

10M→10.5M

10.0 - 10.5 mi

Top 20%
×6story building
+1ft-73ft

Overall

1326

Males

1032

M35-39

171

10.5M→12M

10.5 - 12.0 mi

Top 9%
×21story building
+280ft-26ft

Overall

607

Males

486

M35-39

78

12M→Finish

12.0 - 13.1 mi

Top 62%
×7story building
+14ft-89ft

Overall

4058

Males

2510

M35-39

416

Passing Analysis

Category:
Athletes Passed
759*
Passed By
710
Net Change
+49
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1805
2M → 4M17457+117#1805#1688
4M → 6M6366-3#1688#1691
6M → 8M150*99+51#1691#1640
8M → 9.6M6249-243#1640#1883
9.6M → 10M3319+14#1883#1869
10M → 10.5M151+14#1869#1855
10.5M → 12M29713+284#1855#1571
12M → Finish21*206-185#1571#1756
TOTALS759*710+49

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Charts

Category:
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Passing Circle

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Position Flow

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Race Lanes

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Questions or issues regarding timing data?

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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events