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SF MARATHON 1ST HALF 2026

Tze-Ching Hsu

Bib: 17837•F•Age: 25

Santa Clara, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Division (F25-29)
#0 / 674
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
9:47/mi
19:35
→ flat
4M
10:37/mi
40:48
↑ 67↓ 69
6M
10:46/mi
1:02:20
↑ 1231.1%
8M
12:31/mi
1:27:23
↑ 166↓ 531.1%
9.6M
8:36/mi
1:41:09
↑ 68↓ 1931.5%
10M
24:24/mi
1:50:54
↓ 241.1%
10.5M
6:52/mi
1:54:20
↓ 732.7%
12M
18:13/mi
2:21:40
↑ 2803.2%
Finish· 13.11 mi
12:24/mi
2:35:25
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:02:20
Pace10:23 /mi
2nd Half
Distance7.11 mi
Time1:33:05
Pace13:06 /mi
📊Positive Split: 49.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:02:2819:359:4719:35
9:47
-
4M
4.00 mi07:23:4140:4810:1221:13
10:37
+0:50
6M
6.00 mi07:45:131:02:2010:2321:32
10:46
+0:09
8M
8.00 mi08:10:161:27:2310:5525:03
12:31
+1:45
9.6M
9.60 mi08:24:021:41:0910:3213:46
8:36
-3:55
10M
10.00 mi08:33:471:50:5411:059:45
24:24
+15:48
10.5M
10.50 mi08:37:131:54:2010:533:26
6:52
-17:32
12M
12.00 mi09:04:332:21:4011:4827:20
18:13
+11:21
Finish
13.11 mi09:18:182:35:2511:5113:45
12:24
-5:49

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

6:52 /mi

Average Pace

11:51 /mi

Slowest Pace

24:24 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:26

2% of race

Time at Steady Pace

1:54:54

74% of race

Time at Slower Pace

37:05

24% of race

Average Pace: 11:51 /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 mi07:02:2819:359:4719:35
9:47
#2714
4M
4.00 mi07:23:4140:4810:1221:13
10:37
#3192
6M
6.00 mi07:45:131:02:2010:2321:32
10:46
#3344
8M
8.00 mi08:10:161:27:2310:5525:03
12:31
#3855
9.6M
9.60 mi08:24:021:41:0910:3213:46
8:36
#3549
10M
10.00 mi08:33:471:50:5411:059:45
24:24
#3731
10.5M
10.50 mi08:37:131:54:2010:533:26
6:52
#3819
12M
12.00 mi09:04:332:21:4011:4827:20
18:13
#4248
Finish
13.11 mi09:18:182:35:2511:5113:45
12:24
#4344
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 85%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

13:11

Segment Time

14:39/mi

Pace

0.90 mi

Distance

Overall

5621

Women

2378

Division

570

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi27148141915544(Top 84%)2361(Top 81%)566(Top 84%)
4M4.00 mi2.00 mi3192-4781030-216244-533714(Top 56%)1272(Top 43%)317(Top 47%)
6M6.00 mi2.00 mi3344-1521095-65266-223632(Top 55%)1234(Top 42%)316(Top 47%)
8M8.00 mi2.00 mi3855-5111327-232331-655046(Top 77%)1948(Top 66%)458(Top 68%)
9.6M9.60 mi1.60 mi3549+3061193+134297+342247(Top 34%)769(Top 26%)197(Top 29%)
10M10.00 mi0.40 mi3731-1821286-93329-325454(Top 83%)2295(Top 78%)538(Top 80%)
10.5M10.50 mi0.50 mi3819-881332-46339-106098(Top 93%)2658(Top 91%)621(Top 92%)
12M12.00 mi1.50 mi4248-4291573-241389-505544(Top 84%)2361(Top 81%)566(Top 84%)
Finish13.11 mi1.11 mi4344-961617-44407-185200(Top 79%)2189(Top 75%)534(Top 79%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 84%
~flat
+5ft-3ft

Overall

5544

Females

2361

F25-29

566

2M→4M

2.0 - 4.0 mi

Top 56%
×4story building
+67ft-69ft

Overall

3714

Females

1272

F25-29

317

4M→6M

4.0 - 6.0 mi

Top 55%
×9story building
+123ft-9ft

Overall

3632

Females

1234

F25-29

316

6M→8M

6.0 - 8.0 mi

Top 77%
×12story building
+166ft-53ft

Overall

5046

Females

1948

F25-29

459

8M→9.6M

8.0 - 9.6 mi

Top 34%
×13story building
+68ft-193ft

Overall

2247

Females

769

F25-29

197

9.6M→10M

9.6 - 10.0 mi

Top 83%
×2story building
+0ft-24ft

Overall

5454

Females

2295

F25-29

539

10M→10.5M

10.0 - 10.5 mi

Top 93%
×6story building
+1ft-73ft

Overall

6098

Females

2658

F25-29

622

10.5M→12M

10.5 - 12.0 mi

Top 84%
×21story building
+280ft-26ft

Overall

5544

Females

2361

F25-29

566

12M→Finish

12.0 - 13.1 mi

Top 79%
×7story building
+14ft-89ft

Overall

5200

Females

2189

F25-29

534

Passing Analysis

Category:
Athletes Passed
515*
Passed By
2145
Net Change
-1630
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2714
2M → 4M45523-478#2714#3192
4M → 6M72224-152#3192#3344
6M → 8M7*518-511#3344#3855
8M → 9.6M32822+306#3855#3549
9.6M → 10M11193-182#3549#3731
10M → 10.5M391-88#3731#3819
10.5M → 12M13*442-429#3819#4248
12M → Finish36*132-96#4248#4344
TOTALS515*2145-1630

* 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