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SF MARATHON 1ST HALF 2026

Dwen Chu

Bib: 12222•M•Age: 27

Fremont, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 11%
Gender (Male)
#0 / 3619
Top 17%
Division (M25-29)
#0 / 796
Top 18%
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
8:39/mi
17:18
→ flat
4M
8:43/mi
34:44
↑ 67↓ 69
6M
8:31/mi
51:47
↑ 1231.1%
8M
7:59/mi
1:07:45
↑ 166↓ 531.1%
9.6M
7:59/mi
1:20:32
↑ 68↓ 1931.5%
10M
15:14/mi
1:26:37
↓ 241.1%
10.5M
4:08/mi
1:28:41
↓ 732.7%
12M
11:17/mi
1:45:37
↑ 2803.2%
Finish· 13.11 mi
8:06/mi
1:54:36
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time51:47
Pace8:38 /mi
2nd Half
Distance7.11 mi
Time1:02:49
Pace8:50 /mi
📊Positive Split: 21.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:00:0317:188:3917:18
8:39
-
4M
4.00 mi07:17:2934:448:4117:26
8:43
+0:04
6M
6.00 mi07:34:3251:478:3817:03
8:31
-0:12
8M
8.00 mi07:50:301:07:458:2815:58
7:59
-0:32
9.6M
9.60 mi08:03:171:20:328:2312:47
7:59
0:00
10M
10.00 mi08:09:221:26:378:406:05
15:14
+7:15
10.5M
10.50 mi08:11:261:28:418:272:04
4:08
-11:06
12M
12.00 mi08:28:221:45:378:4816:56
11:17
+7:09
Finish
13.11 mi08:37:211:54:368:458:59
8:06
-3:11

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

4:08 /mi

Average Pace

8:45 /mi

Slowest Pace

15:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:04

2% of race

Time at Steady Pace

1:29:31

78% of race

Time at Slower Pace

23:01

20% of race

Average Pace: 8:44 /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 mi07:00:0317:188:3917:18
8:39
#1072
4M
4.00 mi07:17:2934:448:4117:26
8:43
#1041
6M
6.00 mi07:34:3251:478:3817:03
8:31
#971
8M
8.00 mi07:50:301:07:458:2815:58
7:59
#761
9.6M
9.60 mi08:03:171:20:328:2312:47
7:59
#818
10M
10.00 mi08:09:221:26:378:406:05
15:14
#808
10.5M
10.50 mi08:11:261:28:418:272:04
4:08
#805
12M
12.00 mi08:28:221:45:378:4816:56
11:17
#771
Finish
13.11 mi08:37:211:54:368:458:59
8:06
#740
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 12%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:09

Segment Time

9:03/mi

Pace

0.90 mi

Distance

Overall

782

Men

631

Division

156

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi1072853216768(Top 12%)611(Top 17%)142(Top 18%)
4M4.00 mi2.00 mi1041+31833+20204+121051(Top 16%)845(Top 23%)199(Top 25%)
6M6.00 mi2.00 mi971+70787+46189+15871(Top 13%)708(Top 20%)172(Top 22%)
8M8.00 mi2.00 mi761+210630+157152+37448(Top 7%)391(Top 11%)96(Top 12%)
9.6M9.60 mi1.60 mi818-57667-37161-91521(Top 23%)1012(Top 28%)240(Top 30%)
10M10.00 mi0.40 mi808+10658+9157+4816(Top 12%)639(Top 18%)154(Top 19%)
10.5M10.50 mi0.50 mi805+3655+3157877(Top 13%)709(Top 20%)165(Top 21%)
12M12.00 mi1.50 mi771+34627+28152+5768(Top 12%)611(Top 17%)142(Top 18%)
Finish13.11 mi1.11 mi740+31609+18146+6672(Top 10%)556(Top 15%)147(Top 18%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 12%
~flat
+5ft-3ft

Overall

768

Males

611

M25-29

142

2M→4M

2.0 - 4.0 mi

Top 16%
×4story building
+67ft-69ft

Overall

1051

Males

845

M25-29

199

4M→6M

4.0 - 6.0 mi

Top 13%
×9story building
+123ft-9ft

Overall

871

Males

708

M25-29

172

6M→8M

6.0 - 8.0 mi

Top 7%
×12story building
+166ft-53ft

Overall

448

Males

391

M25-29

96

8M→9.6M

8.0 - 9.6 mi

Top 23%
×13story building
+68ft-193ft

Overall

1521

Males

1012

M25-29

240

9.6M→10M

9.6 - 10.0 mi

Top 12%
×2story building
+0ft-24ft

Overall

816

Males

639

M25-29

155

10M→10.5M

10.0 - 10.5 mi

Top 13%
×6story building
+1ft-73ft

Overall

877

Males

709

M25-29

166

10.5M→12M

10.5 - 12.0 mi

Top 12%
×21story building
+280ft-26ft

Overall

768

Males

611

M25-29

142

12M→Finish

12.0 - 13.1 mi

Top 10%
×7story building
+14ft-89ft

Overall

672

Males

556

M25-29

147

Passing Analysis

Category:
Athletes Passed
547*
Passed By
215
Net Change
+332
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1072
2M → 4M9059+31#1072#1041
4M → 6M8717+70#1041#971
6M → 8M2166+210#971#761
8M → 9.6M3592-57#761#818
9.6M → 10M199+10#818#808
10M → 10.5M52+3#808#805
10.5M → 12M5723+34#805#771
12M → Finish38*7+31#771#740
TOTALS547*215+332

* 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