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SF MARATHON 1ST HALF 2026

Brian Black

Bib: 15747•M•Age: 35

Mountain View, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 33%
Gender (Male)
#0 / 3619
Top 43%
Division (M35-39)
#0 / 582
Top 46%
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
9:44/mi
19:28
→ flat
4M
9:44/mi
38:56
↑ 67↓ 69
6M
9:52/mi
58:40
↑ 1231.1%
8M
9:25/mi
1:17:29
↑ 166↓ 531.1%
9.6M
9:25/mi
1:32:33
↑ 68↓ 1931.5%
10M
17:41/mi
1:39:37
↓ 241.1%
10.5M
4:54/mi
1:42:04
↓ 732.7%
12M
12:53/mi
2:01:24
↑ 2803.2%
Finish· 13.11 mi
9:16/mi
2:11:41
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time58:40
Pace9:47 /mi
2nd Half
Distance7.11 mi
Time1:13:01
Pace10:16 /mi
📊Positive Split: 24.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:52:0119:289:4419:28
9:44
-
4M
4.00 mi07:11:2938:569:4419:28
9:44
0:00
6M
6.00 mi07:31:1358:409:4719:44
9:52
+0:08
8M
8.00 mi07:50:021:17:299:4118:49
9:25
-0:27
9.6M
9.60 mi08:05:061:32:339:3815:04
9:25
0:00
10M
10.00 mi08:12:101:39:379:587:04
17:41
+8:16
10.5M
10.50 mi08:14:371:42:049:432:27
4:54
-12:47
12M
12.00 mi08:33:572:01:2410:0719:20
12:53
+7:59
Finish
13.11 mi08:44:142:11:4110:0310:17
9:16
-3:37

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

4:54 /mi

Average Pace

10:03 /mi

Slowest Pace

17:41 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:27

2% of race

Time at Steady Pace

1:42:50

78% of race

Time at Slower Pace

26:24

20% of race

Average Pace: 10:03 /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 mi06:52:0119:289:4419:28
9:44
#2621
4M
4.00 mi07:11:2938:569:4419:28
9:44
#2481
6M
6.00 mi07:31:1358:409:4719:44
9:52
#2447
8M
8.00 mi07:50:021:17:299:4118:49
9:25
#2211
9.6M
9.60 mi08:05:061:32:339:3815:04
9:25
#2345
10M
10.00 mi08:12:101:39:379:587:04
17:41
#2320
10.5M
10.50 mi08:14:371:42:049:432:27
4:54
#2320
12M
12.00 mi08:33:572:01:2410:0719:20
12:53
#2222
Finish
13.11 mi08:44:142:11:4110:0310:17
9:16
#2171
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 34%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:31

Segment Time

10:35/mi

Pace

0.90 mi

Distance

Overall

2260

Men

1597

Division

269

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
2M2.00 mi2.00 mi262118383181836(Top 28%)1322(Top 37%)224(Top 38%)
4M4.00 mi2.00 mi2481+1401750+88300+182430(Top 37%)1725(Top 48%)293(Top 50%)
6M6.00 mi2.00 mi2447+341736+14291+92472(Top 38%)1741(Top 48%)297(Top 51%)
8M8.00 mi2.00 mi2211+2361617+119277+141703(Top 26%)1297(Top 36%)224(Top 38%)
9.6M9.60 mi1.60 mi2345-1341666-49287-103258(Top 50%)2023(Top 56%)336(Top 58%)
10M10.00 mi0.40 mi2320+251648+18283+42205(Top 34%)1540(Top 43%)257(Top 44%)
10.5M10.50 mi0.50 mi23201647+12832842(Top 43%)1919(Top 53%)323(Top 55%)
12M12.00 mi1.50 mi2222+981581+66268+151836(Top 28%)1322(Top 37%)224(Top 38%)
Finish13.11 mi1.11 mi2171+511552+29266+21979(Top 30%)1422(Top 39%)229(Top 39%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 28%
~flat
+5ft-3ft

Overall

1836

Males

1322

M35-39

224

2M→4M

2.0 - 4.0 mi

Top 37%
×4story building
+67ft-69ft

Overall

2430

Males

1725

M35-39

293

4M→6M

4.0 - 6.0 mi

Top 38%
×9story building
+123ft-9ft

Overall

2472

Males

1741

M35-39

297

6M→8M

6.0 - 8.0 mi

Top 26%
×12story building
+166ft-53ft

Overall

1703

Males

1297

M35-39

224

8M→9.6M

8.0 - 9.6 mi

Top 50%
×13story building
+68ft-193ft

Overall

3258

Males

2023

M35-39

336

9.6M→10M

9.6 - 10.0 mi

Top 34%
×2story building
+0ft-24ft

Overall

2205

Males

1540

M35-39

257

10M→10.5M

10.0 - 10.5 mi

Top 43%
×6story building
+1ft-73ft

Overall

2842

Males

1919

M35-39

323

10.5M→12M

10.5 - 12.0 mi

Top 28%
×21story building
+280ft-26ft

Overall

1836

Males

1322

M35-39

224

12M→Finish

12.0 - 13.1 mi

Top 30%
×7story building
+14ft-89ft

Overall

1979

Males

1422

M35-39

229

Passing Analysis

Category:
Athletes Passed
846*
Passed By
396
Net Change
+450
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2621
2M → 4M20363+140#2621#2481
4M → 6M9763+34#2481#2447
6M → 8M262*26+236#2447#2211
8M → 9.6M33167-134#2211#2345
9.6M → 10M4419+25#2345#2320
10M → 10.5M660#2320#2320
10.5M → 12M13840+98#2320#2222
12M → Finish63*12+51#2222#2171
TOTALS846*396+450

* 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