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SF MARATHON 1ST HALF 2026

Aileen Hsi

Houston, TX

Bib: 13370 F 37

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Division (F35-39)
#0 / 388
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
2M
9:45/mi
19:31
→ flat
12 ft elev
4M
10:54/mi
41:18
↑ 67↓ 69
10 ft elev
6M
11:39/mi
1:04:36
↑ 1231.1%
126 ft elev
8M
11:37/mi
1:27:49
↑ 166↓ 531.1%
246 ft elev
9.6M
11:37/mi
1:46:24
↑ 68↓ 1931.5%
126 ft elev
10M
23:49/mi
1:55:55
↓ 241.1%
90 ft elev
10.5M
5:58/mi
1:58:54
↓ 732.7%
18 ft elev
12M
15:07/mi
2:21:34
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
15:07/mi
2:38:20
↑ 14↓ 891.3%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:04:36
Pace10:46 /mi
2nd Half
Distance7.11 mi
Time1:33:44
Pace13:11 /mi
📊Positive Split: 45.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:54:0819:319:4519:31
9:45
-
4M
4.00 mi07:15:5541:1810:2021:47
10:54
+1:09
6M
6.00 mi07:39:131:04:3610:4623:18
11:39
+0:45
8M
8.00 mi08:02:261:27:4910:5923:13
11:37
-0:02
9.6M
9.60 mi08:21:011:46:2411:0518:35
11:37
0:00
10M
10.00 mi08:30:321:55:5511:369:31
23:49
+12:12
10.5M
10.50 mi08:33:311:58:5411:192:59
5:58
-17:51
12M
12.00 mi08:56:112:21:3411:4822:40
15:07
+9:09
Finish
13.11 mi09:12:572:38:2012:0516:46
15:07
0:00

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

5:58 /mi

Average Pace

12:05 /mi

Slowest Pace

23:49 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:59

2% of race

Time at Steady Pace

1:46:24

67% of race

Time at Slower Pace

48:57

31% of race

Average Pace: 12:05 /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 mi06:54:0819:319:4519:31
9:45
#2666
4M
4.00 mi07:15:5541:1810:2021:47
10:54
#3425
6M
6.00 mi07:39:131:04:3610:4623:18
11:39
#3875
8M
8.00 mi08:02:261:27:4910:5923:13
11:37
#3925
9.6M
9.60 mi08:21:011:46:2411:0518:35
11:37
#4258
10M
10.00 mi08:30:321:55:5511:369:31
23:49
#4381
10.5M
10.50 mi08:33:311:58:5411:192:59
5:58
#4416
12M
12.00 mi08:56:112:21:3411:4822:40
15:07
#4237
Finish
13.11 mi09:12:572:38:2012:0516:46
15:07
#4607
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 79%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

12:30

Segment Time

13:54/mi

Pace

0.90 mi

Distance

Overall

5216

Women

2146

Division

270

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
2M2.00 mi2.00 mi26667961153631(Top 55%)1328(Top 45%)172(Top 44%)
4M4.00 mi2.00 mi3425-7591133-337150-354081(Top 62%)1445(Top 49%)179(Top 46%)
6M6.00 mi2.00 mi3875-4501342-209169-194695(Top 71%)1765(Top 60%)217(Top 56%)
8M8.00 mi2.00 mi3925-501354-12175-64182(Top 64%)1492(Top 51%)196(Top 51%)
9.6M9.60 mi1.60 mi4258-3331544-190193-185558(Top 85%)2359(Top 81%)303(Top 78%)
10M10.00 mi0.40 mi4381-1231621-77199-65291(Top 80%)2198(Top 75%)276(Top 71%)
10.5M10.50 mi0.50 mi4416-351635-14200-15304(Top 81%)2188(Top 75%)269(Top 69%)
12M12.00 mi1.50 mi4237+1791567+68196+43631(Top 55%)1328(Top 45%)172(Top 44%)
Finish13.11 mi1.11 mi4607-3701755-188215-196218(Top 95%)2745(Top 94%)363(Top 94%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 55%
~flat
+5ft-3ft

Overall

3631

Females

1328

F35-39

172

2M→4M

2.0 - 4.0 mi

Top 62%
×4story building
+67ft-69ft

Overall

4081

Females

1445

F35-39

179

4M→6M

4.0 - 6.0 mi

Top 71%
×9story building
+123ft-9ft

Overall

4695

Females

1765

F35-39

217

6M→8M

6.0 - 8.0 mi

Top 64%
×12story building
+166ft-53ft

Overall

4182

Females

1492

F35-39

196

8M→9.6M

8.0 - 9.6 mi

Top 85%
×13story building
+68ft-193ft

Overall

5558

Females

2359

F35-39

303

9.6M→10M

9.6 - 10.0 mi

Top 80%
×2story building
+0ft-24ft

Overall

5291

Females

2198

F35-39

276

10M→10.5M

10.0 - 10.5 mi

Top 81%
×6story building
+1ft-73ft

Overall

5304

Females

2188

F35-39

269

10.5M→12M

10.5 - 12.0 mi

Top 55%
×21story building
+280ft-26ft

Overall

3631

Females

1328

F35-39

172

12M→Finish

12.0 - 13.1 mi

Top 95%
×7story building
+14ft-89ft

Overall

6218

Females

2745

F35-39

363

Passing Analysis

Category:
Athletes Passed
445*
Passed By
2386
Net Change
-1941
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2666
2M → 4M23782-759#2666#3425
4M → 6M25475-450#3425#3875
6M → 8M125*175-50#3875#3925
8M → 9.6M8341-333#3925#4258
9.6M → 10M17140-123#4258#4381
10M → 10.5M237-35#4381#4416
10.5M → 12M226*47+179#4416#4237
12M → Finish19*389-370#4237#4607
TOTALS445*2386-1941

* 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