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SF MARATHON 1ST HALF 2026

Brandon Szeto

Bib: 17806•M•Age: 23

Mountain View, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 49%
Gender (Male)
#0 / 3619
M20-29
#0 / 358
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
9:40/mi
19:21
→ flat
4M
10:14/mi
39:49
↑ 67↓ 69
6M
10:14/mi
1:00:18
↑ 1231.1%
8M
10:43/mi
1:21:44
↑ 166↓ 531.1%
9.6M
10:43/mi
1:38:53
↑ 68↓ 1931.5%
10M
20:09/mi
1:46:56
↓ 241.1%
10.5M
5:18/mi
1:49:35
↓ 732.7%
12M
15:00/mi
2:12:05
↑ 2803.2%
Finish· 13.11 mi
9:58/mi
2:23:08
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:00:18
Pace10:03 /mi
2nd Half
Distance7.11 mi
Time1:22:50
Pace11:39 /mi
📊Positive Split: 37.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:08:5619:219:4019:21
9:40
-
4M
4.00 mi07:29:2439:499:5720:28
10:14
+0:34
6M
6.00 mi07:49:531:00:1810:0320:29
10:14
0:00
8M
8.00 mi08:11:191:21:4410:1321:26
10:43
+0:29
9.6M
9.60 mi08:28:281:38:5310:1817:09
10:43
0:00
10M
10.00 mi08:36:311:46:5610:428:03
20:09
+9:26
10.5M
10.50 mi08:39:101:49:3510:262:39
5:18
-14:51
12M
12.00 mi09:01:402:12:0511:0022:30
15:00
+9:42
Finish
13.11 mi09:12:432:23:0810:5511:03
9:58
-5:02

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

5:18 /mi

Average Pace

10:55 /mi

Slowest Pace

20:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:39

2% of race

Time at Steady Pace

1:49:56

77% of race

Time at Slower Pace

30:33

21% of race

Average Pace: 10:55 /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 mi07:08:5619:219:4019:21
9:40
#2542
4M
4.00 mi07:29:2439:499:5720:28
10:14
#2793
6M
6.00 mi07:49:531:00:1810:0320:29
10:14
#2827
8M
8.00 mi08:11:191:21:4410:1321:26
10:43
#2945
9.6M
9.60 mi08:28:281:38:5310:1817:09
10:43
#3247
10M
10.00 mi08:36:311:46:5610:428:03
20:09
#3256
10.5M
10.50 mi08:39:101:49:3510:262:39
5:18
#3266
12M
12.00 mi09:01:402:12:0511:0022:30
15:00
#3302
Finish
13.11 mi09:12:432:23:0810:5511:03
9:58
#3245
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 54%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:42

Segment Time

11:54/mi

Pace

0.90 mi

Distance

Overall

3530

Men

2273

Division

248

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM20-29Seg. OverallSeg. MalesSeg. M20-29
2M2.00 mi2.00 mi254217952093542(Top 54%)2238(Top 62%)249(Top 70%)
4M4.00 mi2.00 mi2793-2511923-128228-193144(Top 48%)2132(Top 59%)255(Top 71%)
6M6.00 mi2.00 mi2827-341953-30236-82964(Top 45%)2046(Top 57%)250(Top 70%)
8M8.00 mi2.00 mi2945-1182041-88245-93217(Top 49%)2195(Top 61%)242(Top 68%)
9.6M9.60 mi1.60 mi3247-3022191-150260-154750(Top 72%)2792(Top 77%)297(Top 83%)
10M10.00 mi0.40 mi3256-92192-1259+13543(Top 54%)2271(Top 63%)245(Top 68%)
10.5M10.50 mi0.50 mi3266-102195-32593877(Top 59%)2475(Top 68%)267(Top 75%)
12M12.00 mi1.50 mi3302-362201-6256+33542(Top 54%)2238(Top 62%)249(Top 70%)
Finish13.11 mi1.11 mi3245+572168+33255+12821(Top 43%)1874(Top 52%)217(Top 61%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 54%
~flat
+5ft-3ft

Overall

3542

Males

2238

M20-24

250

2M→4M

2.0 - 4.0 mi

Top 48%
×4story building
+67ft-69ft

Overall

3144

Males

2132

M20-24

257

4M→6M

4.0 - 6.0 mi

Top 45%
×9story building
+123ft-9ft

Overall

2964

Males

2046

M20-24

253

6M→8M

6.0 - 8.0 mi

Top 49%
×12story building
+166ft-53ft

Overall

3217

Males

2195

M20-24

243

8M→9.6M

8.0 - 9.6 mi

Top 72%
×13story building
+68ft-193ft

Overall

4750

Males

2792

M20-24

298

9.6M→10M

9.6 - 10.0 mi

Top 54%
×2story building
+0ft-24ft

Overall

3543

Males

2271

M20-24

246

10M→10.5M

10.0 - 10.5 mi

Top 59%
×6story building
+1ft-73ft

Overall

3877

Males

2475

M20-24

268

10.5M→12M

10.5 - 12.0 mi

Top 54%
×21story building
+280ft-26ft

Overall

3542

Males

2238

M20-24

250

12M→Finish

12.0 - 13.1 mi

Top 43%
×7story building
+14ft-89ft

Overall

2821

Males

1874

M20-24

217

Passing Analysis

Category:
Athletes Passed
444*
Passed By
1147
Net Change
-703
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2542
2M → 4M73324-251#2542#2793
4M → 6M88122-34#2793#2827
6M → 8M91*209-118#2827#2945
8M → 9.6M4306-302#2945#3247
9.6M → 10M3847-9#3247#3256
10M → 10.5M616-10#3256#3266
10.5M → 12M72108-36#3266#3302
12M → Finish72*15+57#3302#3245
TOTALS444*1147-703

* 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