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SF MARATHON 1ST HALF 2026

Brian Xie

Bib: 17855•M•Age: 28

SF, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 40%
Gender (Male)
#0 / 3619
Division (M25-29)
#0 / 796
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
11:25/mi
22:51
→ flat
4M
10:22/mi
43:35
↑ 67↓ 69
6M
10:09/mi
1:03:54
↑ 1231.1%
8M
11:52/mi
1:27:39
↑ 166↓ 531.1%
9.6M
7:22/mi
1:39:27
↑ 68↓ 1931.5%
10M
18:06/mi
1:46:41
↓ 241.1%
10.5M
4:16/mi
1:48:49
↓ 732.7%
12M
12:18/mi
2:07:16
↑ 2803.2%
Finish· 13.11 mi
8:28/mi
2:16:39
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:03:54
Pace10:39 /mi
2nd Half
Distance7.11 mi
Time1:12:45
Pace10:14 /mi
📊Positive Split: 13.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:09:0822:5111:2522:51
11:25
-
4M
4.00 mi07:29:5243:3510:5420:44
10:22
-1:03
6M
6.00 mi07:50:111:03:5410:3920:19
10:09
-0:13
8M
8.00 mi08:13:561:27:3910:5723:45
11:52
+1:43
9.6M
9.60 mi08:25:441:39:2710:2211:48
7:22
-4:30
10M
10.00 mi08:32:581:46:4110:407:14
18:06
+10:44
10.5M
10.50 mi08:35:061:48:4910:222:08
4:16
-13:50
12M
12.00 mi08:53:332:07:1610:3618:27
12:18
+8:02
Finish
13.11 mi09:02:562:16:3910:259:23
8:28
-3:50

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

4:16 /mi

Average Pace

10:25 /mi

Slowest Pace

18:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

23:19

17% of race

Time at Steady Pace

1:27:39

64% of race

Time at Slower Pace

25:41

19% of race

Average Pace: 10:25 /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 mi07:09:0822:5111:2522:51
11:25
#5329
4M
4.00 mi07:29:5243:3510:5420:44
10:22
#4258
6M
6.00 mi07:50:111:03:5410:3920:19
10:09
#3709
8M
8.00 mi08:13:561:27:3910:5723:45
11:52
#3898
9.6M
9.60 mi08:25:441:39:2710:2211:48
7:22
#3314
10M
10.00 mi08:32:581:46:4110:407:14
18:06
#3220
10.5M
10.50 mi08:35:061:48:4910:222:08
4:16
#3170
12M
12.00 mi08:53:332:07:1610:3618:27
12:18
#2798
Finish
13.11 mi09:02:562:16:3910:259:23
8:28
#2614
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 32%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:22

Segment Time

10:25/mi

Pace

0.90 mi

Distance

Overall

2121

Men

1507

Division

370

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi532931707111437(Top 22%)1059(Top 29%)250(Top 31%)
4M4.00 mi2.00 mi4258+10712709+461620+913317(Top 50%)2221(Top 61%)518(Top 65%)
6M6.00 mi2.00 mi3709+5492424+285566+542857(Top 43%)1985(Top 55%)483(Top 61%)
8M8.00 mi2.00 mi3898-1892539-115586-204438(Top 67%)2814(Top 78%)635(Top 80%)
9.6M9.60 mi1.60 mi3314+5842225+314530+56958(Top 15%)666(Top 18%)153(Top 19%)
10M10.00 mi0.40 mi3220+942168+57515+152447(Top 37%)1695(Top 47%)405(Top 51%)
10.5M10.50 mi0.50 mi3170+502135+33510+51255(Top 19%)983(Top 27%)238(Top 30%)
12M12.00 mi1.50 mi2798+3721920+215457+531437(Top 22%)1059(Top 29%)250(Top 31%)
Finish13.11 mi1.11 mi2614+1841815+105443+141039(Top 16%)821(Top 23%)205(Top 26%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 22%
~flat
+5ft-3ft

Overall

1437

Males

1059

M25-29

250

2M→4M

2.0 - 4.0 mi

Top 50%
×4story building
+67ft-69ft

Overall

3317

Males

2221

M25-29

519

4M→6M

4.0 - 6.0 mi

Top 43%
×9story building
+123ft-9ft

Overall

2857

Males

1985

M25-29

484

6M→8M

6.0 - 8.0 mi

Top 67%
×12story building
+166ft-53ft

Overall

4438

Males

2814

M25-29

636

8M→9.6M

8.0 - 9.6 mi

Top 15%
×13story building
+68ft-193ft

Overall

958

Males

666

M25-29

153

9.6M→10M

9.6 - 10.0 mi

Top 37%
×2story building
+0ft-24ft

Overall

2447

Males

1695

M25-29

406

10M→10.5M

10.0 - 10.5 mi

Top 19%
×6story building
+1ft-73ft

Overall

1255

Males

983

M25-29

239

10.5M→12M

10.5 - 12.0 mi

Top 22%
×21story building
+280ft-26ft

Overall

1437

Males

1059

M25-29

250

12M→Finish

12.0 - 13.1 mi

Top 16%
×7story building
+14ft-89ft

Overall

1039

Males

821

M25-29

205

Passing Analysis

Category:
Athletes Passed
3000*
Passed By
285
Net Change
+2715
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#5329
2M → 4M10765+1071#5329#4258
4M → 6M549*0+549#4258#3709
6M → 8M69*258-189#3709#3898
8M → 9.6M5840+584#3898#3314
9.6M → 10M10713+94#3314#3220
10M → 10.5M500+50#3220#3170
10.5M → 12M3819+372#3170#2798
12M → Finish184*0+184#2798#2614
TOTALS3000*285+2715

* 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