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SF MARATHON 1ST HALF 2026

Brian Heck

San Jose, CA

Bib: 12330 M 28

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 41%
Gender (Male)
#0 / 3619
Division (M25-29)
#0 / 796
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
10:39/mi
21:19
→ flat
12 ft elev
4M
10:33/mi
42:24
↑ 67↓ 69
10 ft elev
6M
10:16/mi
1:02:57
↑ 1231.1%
126 ft elev
8M
11:15/mi
1:25:27
↑ 166↓ 531.1%
246 ft elev
9.6M
8:01/mi
1:38:17
↑ 68↓ 1931.5%
126 ft elev
10M
18:49/mi
1:45:48
↓ 241.1%
90 ft elev
10.5M
5:14/mi
1:48:25
↓ 732.7%
18 ft elev
12M
13:10/mi
2:08:10
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
8:23/mi
2:17:28
↑ 14↓ 891.3%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:02:57
Pace10:30 /mi
2nd Half
Distance7.11 mi
Time1:14:31
Pace10:29 /mi
📊Positive Split: 18.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:59:0021:1910:3921:19
10:39
-
4M
4.00 mi07:20:0542:2410:3621:05
10:33
-0:06
6M
6.00 mi07:40:381:02:5710:3020:33
10:16
-0:17
8M
8.00 mi08:03:081:25:2710:4122:30
11:15
+0:59
9.6M
9.60 mi08:15:581:38:1710:1412:50
8:01
-3:14
10M
10.00 mi08:23:291:45:4810:357:31
18:49
+10:48
10.5M
10.50 mi08:26:061:48:2510:202:37
5:14
-13:35
12M
12.00 mi08:45:512:08:1010:4119:45
13:10
+7:56
Finish
13.11 mi08:55:092:17:2810:299:18
8:23
-4:47

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

5:14 /mi

Average Pace

10:29 /mi

Slowest Pace

18:49 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

24:45

18% of race

Time at Steady Pace

1:25:27

62% of race

Time at Slower Pace

27:16

20% of race

Average Pace: 10:29 /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 mi06:59:0021:1910:3921:19
10:39
#4166
4M
4.00 mi07:20:0542:2410:3621:05
10:33
#3834
6M
6.00 mi07:40:381:02:5710:3020:33
10:16
#3478
8M
8.00 mi08:03:081:25:2710:4122:30
11:15
#3546
9.6M
9.60 mi08:15:581:38:1710:1412:50
8:01
#3166
10M
10.00 mi08:23:291:45:4810:357:31
18:49
#3106
10.5M
10.50 mi08:26:061:48:2510:202:37
5:14
#3116
12M
12.00 mi08:45:512:08:1010:4119:45
13:10
#2905
Finish
13.11 mi08:55:092:17:2810:299:18
8:23
#2686
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 45%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:08

Segment Time

11:16/mi

Pace

0.90 mi

Distance

Overall

2962

Men

1978

Division

467

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi416626656002071(Top 31%)1459(Top 40%)351(Top 44%)
4M4.00 mi2.00 mi3834+3322499+166565+353608(Top 55%)2377(Top 66%)552(Top 69%)
6M6.00 mi2.00 mi3478+3562305+194540+253010(Top 46%)2071(Top 57%)498(Top 63%)
8M8.00 mi2.00 mi3546-682349-44552-123814(Top 58%)2488(Top 69%)569(Top 71%)
9.6M9.60 mi1.60 mi3166+3802146+203510+421564(Top 24%)1044(Top 29%)252(Top 32%)
10M10.00 mi0.40 mi3106+602102+44500+102866(Top 44%)1912(Top 53%)449(Top 56%)
10.5M10.50 mi0.50 mi3116-102103-15003710(Top 56%)2395(Top 66%)559(Top 70%)
12M12.00 mi1.50 mi2905+2111979+124468+322071(Top 31%)1459(Top 40%)351(Top 44%)
Finish13.11 mi1.11 mi2686+2191857+122451+17964(Top 15%)767(Top 21%)191(Top 24%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 31%
~flat
+5ft-3ft

Overall

2071

Males

1459

M25-29

352

2M→4M

2.0 - 4.0 mi

Top 55%
×4story building
+67ft-69ft

Overall

3608

Males

2377

M25-29

553

4M→6M

4.0 - 6.0 mi

Top 46%
×9story building
+123ft-9ft

Overall

3010

Males

2071

M25-29

499

6M→8M

6.0 - 8.0 mi

Top 58%
×12story building
+166ft-53ft

Overall

3814

Males

2488

M25-29

570

8M→9.6M

8.0 - 9.6 mi

Top 24%
×13story building
+68ft-193ft

Overall

1564

Males

1044

M25-29

252

9.6M→10M

9.6 - 10.0 mi

Top 44%
×2story building
+0ft-24ft

Overall

2866

Males

1912

M25-29

450

10M→10.5M

10.0 - 10.5 mi

Top 56%
×6story building
+1ft-73ft

Overall

3710

Males

2395

M25-29

560

10.5M→12M

10.5 - 12.0 mi

Top 31%
×21story building
+280ft-26ft

Overall

2071

Males

1459

M25-29

352

12M→Finish

12.0 - 13.1 mi

Top 15%
×7story building
+14ft-89ft

Overall

964

Males

767

M25-29

191

Passing Analysis

Category:
Athletes Passed
1774*
Passed By
294
Net Change
+1480
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4166
2M → 4M37745+332#4166#3834
4M → 6M369*13+356#3834#3478
6M → 8M116*184-68#3478#3546
8M → 9.6M3877+380#3546#3166
9.6M → 10M7212+60#3166#3106
10M → 10.5M616-10#3106#3116
10.5M → 12M22817+211#3116#2905
12M → Finish219*0+219#2905#2686
TOTALS1774*294+1480

* 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