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SF MARATHON 1ST HALF 2026

Brandon Gundayao

Bib: 19307•M•Age: 33

Mountain View, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Male)
#0 / 3619
Division (M30-34)
#0 / 772
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
11:49/mi
23:39
→ flat
4M
11:53/mi
47:25
↑ 67↓ 69
6M
12:57/mi
1:13:19
↑ 1231.1%
8M
11:40/mi
1:36:40
↑ 166↓ 531.1%
9.6M
11:40/mi
1:55:20
↑ 68↓ 1931.5%
10M
15:49/mi
2:01:39
↓ 241.1%
10.5M
4:14/mi
2:03:46
↓ 732.7%
12M
23:23/mi
2:38:50
↑ 2803.2%
Finish· 13.11 mi
14:14/mi
2:54:37
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:13:19
Pace12:13 /mi
2nd Half
Distance7.11 mi
Time1:41:18
Pace14:15 /mi
📊Positive Split: 38.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:13:3223:3911:4923:39
11:49
-
4M
4.00 mi07:37:1847:2511:5123:46
11:53
+0:04
6M
6.00 mi08:03:121:13:1912:1325:54
12:57
+1:04
8M
8.00 mi08:26:331:36:4012:0523:21
11:40
-1:17
9.6M
9.60 mi08:45:131:55:2012:0118:40
11:40
0:00
10M
10.00 mi08:51:322:01:3912:106:19
15:49
+4:09
10.5M
10.50 mi08:53:392:03:4611:472:07
4:14
-11:35
12M
12.00 mi09:28:432:38:5013:1435:04
23:23
+19:09
Finish
13.11 mi09:44:302:54:3713:1915:47
14:14
-9:09

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

4:14 /mi

Average Pace

13:19 /mi

Slowest Pace

23:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:07

1% of race

Time at Steady Pace

2:11:07

75% of race

Time at Slower Pace

41:23

24% of race

Average Pace: 13:19 /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 mi07:13:3223:3911:4923:39
11:49
#5738
4M
4.00 mi07:37:1847:2511:5123:46
11:53
#5537
6M
6.00 mi08:03:121:13:1912:1325:54
12:57
#5656
8M
8.00 mi08:26:331:36:4012:0523:21
11:40
#5305
9.6M
9.60 mi08:45:131:55:2012:0118:40
11:40
#5430
10M
10.00 mi08:51:322:01:3912:106:19
15:49
#5100
10.5M
10.50 mi08:53:392:03:4611:472:07
4:14
#5000
12M
12.00 mi09:28:432:38:5013:1435:04
23:23
#5745
Finish
13.11 mi09:44:302:54:3713:1915:47
14:14
#5808
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 16%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:26

Segment Time

9:22/mi

Pace

0.90 mi

Distance

Overall

1076

Men

849

Division

193

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
2M2.00 mi2.00 mi573833347086512(Top 99%)3581(Top 99%)761(Top 99%)
4M4.00 mi2.00 mi5537+2013252+82695+135321(Top 81%)3165(Top 87%)674(Top 87%)
6M6.00 mi2.00 mi5656-1193308-56710-155812(Top 88%)3364(Top 93%)723(Top 94%)
8M8.00 mi2.00 mi5305+3513186+122684+264239(Top 64%)2706(Top 75%)581(Top 75%)
9.6M9.60 mi1.60 mi5430-1253225-39692-85602(Top 85%)3197(Top 88%)690(Top 89%)
10M10.00 mi0.40 mi5100+3303090+135663+291143(Top 17%)877(Top 24%)199(Top 26%)
10.5M10.50 mi0.50 mi5000+1003044+46658+51168(Top 18%)920(Top 25%)209(Top 27%)
12M12.00 mi1.50 mi5745-7453330-286710-526512(Top 99%)3581(Top 99%)761(Top 99%)
Finish13.11 mi1.11 mi5808-633342-12714-46024(Top 92%)3366(Top 93%)717(Top 93%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 99%
~flat
+5ft-3ft

Overall

6512

Males

3581

M30-34

763

2M→4M

2.0 - 4.0 mi

Top 81%
×4story building
+67ft-69ft

Overall

5321

Males

3165

M30-34

677

4M→6M

4.0 - 6.0 mi

Top 88%
×9story building
+123ft-9ft

Overall

5812

Males

3364

M30-34

725

6M→8M

6.0 - 8.0 mi

Top 64%
×12story building
+166ft-53ft

Overall

4239

Males

2706

M30-34

583

8M→9.6M

8.0 - 9.6 mi

Top 85%
×13story building
+68ft-193ft

Overall

5602

Males

3197

M30-34

692

9.6M→10M

9.6 - 10.0 mi

Top 17%
×2story building
+0ft-24ft

Overall

1143

Males

877

M30-34

200

10M→10.5M

10.0 - 10.5 mi

Top 18%
×6story building
+1ft-73ft

Overall

1168

Males

920

M30-34

210

10.5M→12M

10.5 - 12.0 mi

Top 99%
×21story building
+280ft-26ft

Overall

6512

Males

3581

M30-34

763

12M→Finish

12.0 - 13.1 mi

Top 92%
×7story building
+14ft-89ft

Overall

6024

Males

3366

M30-34

717

Passing Analysis

Category:
Athletes Passed
1175*
Passed By
1245
Net Change
-70
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#5738
2M → 4M251*50+201#5738#5537
4M → 6M67*186-119#5537#5656
6M → 8M365*14+351#5656#5305
8M → 9.6M40165-125#5305#5430
9.6M → 10M3355+330#5430#5100
10M → 10.5M1000+100#5100#5000
10.5M → 12M1*746-745#5000#5745
12M → Finish16*79-63#5745#5808
TOTALS1175*1245-70

* 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