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SF MARATHON 1ST HALF 2026

Bryan Louie

Bib: 12145•M•Age: 20

Mountain View, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
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
11:14/mi
22:29
→ flat
4M
11:08/mi
44:44
↑ 67↓ 69
6M
11:07/mi
1:06:59
↑ 1231.1%
8M
12:14/mi
1:31:28
↑ 166↓ 531.1%
9.6M
8:09/mi
1:44:31
↑ 68↓ 1931.5%
10M
20:11/mi
1:52:35
↓ 241.1%
10.5M
4:54/mi
1:55:02
↓ 732.7%
12M
15:28/mi
2:18:14
↑ 2803.2%
Finish· 13.11 mi
10:44/mi
2:30:08
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:06:59
Pace11:10 /mi
2nd Half
Distance7.11 mi
Time1:23:09
Pace11:42 /mi
📊Positive Split: 24.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:08:5422:2911:1422:29
11:14
-
4M
4.00 mi07:31:0944:4411:1122:15
11:08
-0:06
6M
6.00 mi07:53:241:06:5911:1022:15
11:07
-0:01
8M
8.00 mi08:17:531:31:2811:2624:29
12:14
+1:07
9.6M
9.60 mi08:30:561:44:3110:5313:03
8:09
-4:05
10M
10.00 mi08:39:001:52:3511:168:04
20:11
+12:02
10.5M
10.50 mi08:41:271:55:0210:572:27
4:54
-15:17
12M
12.00 mi09:04:392:18:1411:3123:12
15:28
+10:34
Finish
13.11 mi09:16:332:30:0811:2711:54
10:44
-4:44

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

11:27 /mi

Slowest Pace

20:11 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

15:30

10% of race

Time at Steady Pace

1:43:22

69% of race

Time at Slower Pace

31:16

21% of race

Average Pace: 11:27 /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 mi07:08:5422:2911:1422:29
11:14
#5097
4M
4.00 mi07:31:0944:4411:1122:15
11:08
#4701
6M
6.00 mi07:53:241:06:5911:1022:15
11:07
#4442
8M
8.00 mi08:17:531:31:2811:2624:29
12:14
#4523
9.6M
9.60 mi08:30:561:44:3110:5313:03
8:09
#3992
10M
10.00 mi08:39:001:52:3511:168:04
20:11
#3946
10.5M
10.50 mi08:41:271:55:0210:572:27
4:54
#3914
12M
12.00 mi09:04:392:18:1411:3123:12
15:28
#3899
Finish
13.11 mi09:16:332:30:0811:2711:54
10:44
#3855
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 51%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:31

Segment Time

11:41/mi

Pace

0.90 mi

Distance

Overall

3338

Men

2182

Division

238

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM20-29Seg. OverallSeg. MalesSeg. M20-29
2M2.00 mi2.00 mi509730743253879(Top 59%)2420(Top 67%)267(Top 75%)
4M4.00 mi2.00 mi4701+3962916+158316+94387(Top 67%)2757(Top 76%)306(Top 85%)
6M6.00 mi2.00 mi4442+2592790+126310+64041(Top 61%)2587(Top 71%)293(Top 82%)
8M8.00 mi2.00 mi4523-812850-60311-14799(Top 73%)2980(Top 82%)317(Top 89%)
9.6M9.60 mi1.60 mi3992+5312568+282290+211695(Top 26%)1133(Top 31%)144(Top 40%)
10M10.00 mi0.40 mi3946+462536+32283+73579(Top 54%)2285(Top 63%)246(Top 69%)
10.5M10.50 mi0.50 mi3914+322518+18281+22906(Top 44%)1951(Top 54%)224(Top 63%)
12M12.00 mi1.50 mi3899+152501+17276+53879(Top 59%)2420(Top 67%)267(Top 75%)
Finish13.11 mi1.11 mi3855+442481+20278-23735(Top 57%)2351(Top 65%)263(Top 73%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 59%
~flat
+5ft-3ft

Overall

3879

Males

2420

M20-24

268

2M→4M

2.0 - 4.0 mi

Top 67%
×4story building
+67ft-69ft

Overall

4387

Males

2757

M20-24

308

4M→6M

4.0 - 6.0 mi

Top 61%
×9story building
+123ft-9ft

Overall

4041

Males

2587

M20-24

296

6M→8M

6.0 - 8.0 mi

Top 73%
×12story building
+166ft-53ft

Overall

4799

Males

2980

M20-24

319

8M→9.6M

8.0 - 9.6 mi

Top 26%
×13story building
+68ft-193ft

Overall

1695

Males

1133

M20-24

145

9.6M→10M

9.6 - 10.0 mi

Top 54%
×2story building
+0ft-24ft

Overall

3579

Males

2285

M20-24

247

10M→10.5M

10.0 - 10.5 mi

Top 44%
×6story building
+1ft-73ft

Overall

2906

Males

1951

M20-24

225

10.5M→12M

10.5 - 12.0 mi

Top 59%
×21story building
+280ft-26ft

Overall

3879

Males

2420

M20-24

268

12M→Finish

12.0 - 13.1 mi

Top 57%
×7story building
+14ft-89ft

Overall

3735

Males

2351

M20-24

263

Passing Analysis

Category:
Athletes Passed
1662*
Passed By
420
Net Change
+1242
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#5097
2M → 4M44044+396#5097#4701
4M → 6M290*31+259#4701#4442
6M → 8M132*213-81#4442#4523
8M → 9.6M5332+531#4523#3992
9.6M → 10M7125+46#3992#3946
10M → 10.5M364+32#3946#3914
10.5M → 12M93*78+15#3914#3899
12M → Finish67*23+44#3899#3855
TOTALS1662*420+1242

* 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