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SF MARATHON 1ST HALF 2026

Bradford Chen

Bib: 12869•M•Age: 28

San Francisco, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 14%
Gender (Male)
#0 / 3619
Top 21%
Division (M25-29)
#0 / 796
Top 23%
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
8:51/mi
17:42
→ flat
4M
8:38/mi
34:58
↑ 67↓ 69
6M
8:29/mi
51:57
↑ 1231.1%
8M
8:30/mi
1:08:58
↑ 166↓ 531.1%
9.6M
8:30/mi
1:22:34
↑ 68↓ 1931.5%
10M
15:54/mi
1:28:55
↓ 241.1%
10.5M
4:22/mi
1:31:06
↓ 732.7%
12M
11:35/mi
1:48:28
↑ 2803.2%
Finish· 13.11 mi
8:21/mi
1:57:44
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time51:57
Pace8:40 /mi
2nd Half
Distance7.11 mi
Time1:05:47
Pace9:15 /mi
📊Positive Split: 26.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:52:4617:428:5117:42
8:51
-
4M
4.00 mi07:10:0234:588:4517:16
8:38
-0:13
6M
6.00 mi07:27:0151:578:4016:59
8:29
-0:09
8M
8.00 mi07:44:021:08:588:3717:01
8:30
+0:01
9.6M
9.60 mi07:57:381:22:348:3613:36
8:30
0:00
10M
10.00 mi08:03:591:28:558:546:21
15:54
+7:24
10.5M
10.50 mi08:06:101:31:068:412:11
4:22
-11:32
12M
12.00 mi08:23:321:48:289:0217:22
11:35
+7:13
Finish
13.11 mi08:32:481:57:448:599:16
8:21
-3:14

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

4:22 /mi

Average Pace

8:59 /mi

Slowest Pace

15:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:11

2% of race

Time at Steady Pace

1:31:50

78% of race

Time at Slower Pace

23:43

20% of race

Average Pace: 8:59 /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 mi06:52:4617:428:5117:42
8:51
#1325
4M
4.00 mi07:10:0234:588:4517:16
8:38
#1118
6M
6.00 mi07:27:0151:578:4016:59
8:29
#996
8M
8.00 mi07:44:021:08:588:3717:01
8:30
#901
9.6M
9.60 mi07:57:381:22:348:3613:36
8:30
#1027
10M
10.00 mi08:03:591:28:558:546:21
15:54
#1017
10.5M
10.50 mi08:06:101:31:068:412:11
4:22
#1023
12M
12.00 mi08:23:321:48:289:0217:22
11:35
#972
Finish
13.11 mi08:32:481:57:448:599:16
8:21
#942
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 18%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:32

Segment Time

9:29/mi

Pace

0.90 mi

Distance

Overall

1169

Men

920

Division

222

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi13251029259963(Top 15%)759(Top 21%)173(Top 22%)
4M4.00 mi2.00 mi1118+207887+142218+41985(Top 15%)795(Top 22%)190(Top 24%)
6M6.00 mi2.00 mi996+122804+83197+21843(Top 13%)686(Top 19%)166(Top 21%)
8M8.00 mi2.00 mi901+95740+64178+19821(Top 12%)691(Top 19%)174(Top 22%)
9.6M9.60 mi1.60 mi1027-126828-88202-242129(Top 32%)1401(Top 39%)338(Top 42%)
10M10.00 mi0.40 mi1017+10820+8200+21173(Top 18%)900(Top 25%)217(Top 27%)
10.5M10.50 mi0.50 mi1023-6822-2202-21437(Top 22%)1112(Top 31%)274(Top 34%)
12M12.00 mi1.50 mi972+51785+37190+12963(Top 15%)759(Top 21%)173(Top 22%)
Finish13.11 mi1.11 mi942+30767+18186+4926(Top 14%)743(Top 21%)183(Top 23%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 15%
~flat
+5ft-3ft

Overall

963

Males

759

M25-29

173

2M→4M

2.0 - 4.0 mi

Top 15%
×4story building
+67ft-69ft

Overall

985

Males

795

M25-29

190

4M→6M

4.0 - 6.0 mi

Top 13%
×9story building
+123ft-9ft

Overall

843

Males

686

M25-29

166

6M→8M

6.0 - 8.0 mi

Top 12%
×12story building
+166ft-53ft

Overall

821

Males

691

M25-29

174

8M→9.6M

8.0 - 9.6 mi

Top 32%
×13story building
+68ft-193ft

Overall

2129

Males

1401

M25-29

338

9.6M→10M

9.6 - 10.0 mi

Top 18%
×2story building
+0ft-24ft

Overall

1173

Males

900

M25-29

218

10M→10.5M

10.0 - 10.5 mi

Top 22%
×6story building
+1ft-73ft

Overall

1437

Males

1112

M25-29

275

10.5M→12M

10.5 - 12.0 mi

Top 15%
×21story building
+280ft-26ft

Overall

963

Males

759

M25-29

173

12M→Finish

12.0 - 13.1 mi

Top 14%
×7story building
+14ft-89ft

Overall

926

Males

743

M25-29

183

Passing Analysis

Category:
Athletes Passed
641*
Passed By
258
Net Change
+383
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1325
2M → 4M22518+207#1325#1118
4M → 6M1319+122#1118#996
6M → 8M12328+95#996#901
8M → 9.6M14140-126#901#1027
9.6M → 10M2616+10#1027#1017
10M → 10.5M17-6#1017#1023
10.5M → 12M8231+51#1023#972
12M → Finish39*9+30#972#942
TOTALS641*258+383

* 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