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SF MARATHON 1ST HALF 2026

Jay Castro

Bib: 15639•M•Age: 31

San Francisco, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 25%
Gender (Male)
#0 / 3619
Top 35%
Division (M30-34)
#0 / 772
Top 36%
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
9:24/mi
18:48
→ flat
4M
9:24/mi
37:36
↑ 67↓ 69
6M
9:10/mi
55:56
↑ 1231.1%
8M
8:53/mi
1:13:42
↑ 166↓ 531.1%
9.6M
8:53/mi
1:27:55
↑ 68↓ 1931.5%
10M
17:01/mi
1:34:43
↓ 241.1%
10.5M
4:42/mi
1:37:04
↓ 732.7%
12M
12:14/mi
1:55:25
↑ 2803.2%
Finish· 13.11 mi
9:27/mi
2:05:54
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time55:56
Pace9:19 /mi
2nd Half
Distance7.11 mi
Time1:09:58
Pace9:51 /mi
📊Positive Split: 25.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:59:3918:489:2418:48
9:24
-
4M
4.00 mi07:18:2737:369:2418:48
9:24
0:00
6M
6.00 mi07:36:4755:569:1918:20
9:10
-0:14
8M
8.00 mi07:54:331:13:429:1317:46
8:53
-0:17
9.6M
9.60 mi08:08:461:27:559:0914:13
8:53
0:00
10M
10.00 mi08:15:341:34:439:286:48
17:01
+8:08
10.5M
10.50 mi08:17:551:37:049:152:21
4:42
-12:19
12M
12.00 mi08:36:161:55:259:3718:21
12:14
+7:32
Finish
13.11 mi08:46:452:05:549:3610:29
9:27
-2:47

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

4:42 /mi

Average Pace

9:36 /mi

Slowest Pace

17:01 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:21

2% of race

Time at Steady Pace

1:38:24

78% of race

Time at Slower Pace

25:09

20% of race

Average Pace: 9:36 /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 mi06:59:3918:489:2418:48
9:24
#2105
4M
4.00 mi07:18:2737:369:2418:48
9:24
#2009
6M
6.00 mi07:36:4755:569:1918:20
9:10
#1877
8M
8.00 mi07:54:331:13:429:1317:46
8:53
#1608
9.6M
9.60 mi08:08:461:27:559:0914:13
8:53
#1735
10M
10.00 mi08:15:341:34:439:286:48
17:01
#1730
10.5M
10.50 mi08:17:551:37:049:152:21
4:42
#1739
12M
12.00 mi08:36:161:55:259:3718:21
12:14
#1650
Finish
13.11 mi08:46:452:05:549:3610:29
9:27
#1657
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 28%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:09

Segment Time

10:10/mi

Pace

0.90 mi

Distance

Overall

1856

Men

1355

Division

305

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
2M2.00 mi2.00 mi210515283361393(Top 21%)1029(Top 28%)234(Top 30%)
4M4.00 mi2.00 mi2009+961477+51323+131985(Top 30%)1464(Top 40%)313(Top 41%)
6M6.00 mi2.00 mi1877+1321402+75307+161638(Top 25%)1240(Top 34%)275(Top 36%)
8M8.00 mi2.00 mi1608+2691240+162275+321166(Top 18%)931(Top 26%)203(Top 26%)
9.6M9.60 mi1.60 mi1735-1271301-61288-132582(Top 39%)1657(Top 46%)365(Top 47%)
10M10.00 mi0.40 mi1730+51299+2287+11821(Top 28%)1326(Top 37%)294(Top 38%)
10.5M10.50 mi0.50 mi1739-91304-5291-42323(Top 35%)1629(Top 45%)355(Top 46%)
12M12.00 mi1.50 mi1650+891243+61274+171393(Top 21%)1029(Top 28%)234(Top 30%)
Finish13.11 mi1.11 mi1657-71255-12278-42182(Top 33%)1538(Top 42%)349(Top 45%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 21%
~flat
+5ft-3ft

Overall

1393

Males

1029

M30-34

235

2M→4M

2.0 - 4.0 mi

Top 30%
×4story building
+67ft-69ft

Overall

1985

Males

1464

M30-34

315

4M→6M

4.0 - 6.0 mi

Top 25%
×9story building
+123ft-9ft

Overall

1638

Males

1240

M30-34

276

6M→8M

6.0 - 8.0 mi

Top 18%
×12story building
+166ft-53ft

Overall

1166

Males

931

M30-34

204

8M→9.6M

8.0 - 9.6 mi

Top 39%
×13story building
+68ft-193ft

Overall

2582

Males

1657

M30-34

366

9.6M→10M

9.6 - 10.0 mi

Top 28%
×2story building
+0ft-24ft

Overall

1821

Males

1326

M30-34

295

10M→10.5M

10.0 - 10.5 mi

Top 35%
×6story building
+1ft-73ft

Overall

2323

Males

1629

M30-34

357

10.5M→12M

10.5 - 12.0 mi

Top 21%
×21story building
+280ft-26ft

Overall

1393

Males

1029

M30-34

235

12M→Finish

12.0 - 13.1 mi

Top 33%
×7story building
+14ft-89ft

Overall

2182

Males

1538

M30-34

349

Passing Analysis

Category:
Athletes Passed
832*
Passed By
384
Net Change
+448
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2105
2M → 4M16165+96#2105#2009
4M → 6M14614+132#2009#1877
6M → 8M286*17+269#1877#1608
8M → 9.6M39166-127#1608#1735
9.6M → 10M2823+5#1735#1730
10M → 10.5M413-9#1730#1739
10.5M → 12M12637+89#1739#1650
12M → Finish42*49-7#1650#1657
TOTALS832*384+448

* 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