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SF MARATHON 1ST HALF 2026

Terry Sio

Bib: 16700•F•Age: 30

South San Francisco, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Top 46%
Division (F30-34)
#0 / 651
Top 47%
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
10:25/mi
20:50
→ flat
4M
10:36/mi
42:01
↑ 67↓ 69
6M
10:58/mi
1:03:58
↑ 1231.1%
8M
10:54/mi
1:25:46
↑ 166↓ 531.1%
9.6M
10:54/mi
1:43:12
↑ 68↓ 1931.5%
10M
21:06/mi
1:51:38
↓ 241.1%
10.5M
5:32/mi
1:54:24
↓ 732.7%
12M
16:00/mi
2:18:24
↑ 2803.2%
Finish· 13.11 mi
10:09/mi
2:29:39
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:03:58
Pace10:40 /mi
2nd Half
Distance7.11 mi
Time1:25:41
Pace12:03 /mi
📊Positive Split: 33.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:04:3120:5010:2520:50
10:25
-
4M
4.00 mi07:25:4242:0110:3021:11
10:36
+0:11
6M
6.00 mi07:47:391:03:5810:4021:57
10:58
+0:22
8M
8.00 mi08:09:271:25:4610:4321:48
10:54
-0:04
9.6M
9.60 mi08:26:531:43:1210:4517:26
10:54
0:00
10M
10.00 mi08:35:191:51:3811:108:26
21:06
+10:12
10.5M
10.50 mi08:38:051:54:2410:542:46
5:32
-15:34
12M
12.00 mi09:02:052:18:2411:3224:00
16:00
+10:28
Finish
13.11 mi09:13:202:29:3911:2511:15
10:09
-5:51

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

5:32 /mi

Average Pace

11:25 /mi

Slowest Pace

21:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46

2% of race

Time at Steady Pace

1:54:27

76% of race

Time at Slower Pace

32:26

22% of race

Average Pace: 11:25 /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 mi07:04:3120:5010:2520:50
10:25
#3777
4M
4.00 mi07:25:4242:0110:3021:11
10:36
#3709
6M
6.00 mi07:47:391:03:5810:4021:57
10:58
#3729
8M
8.00 mi08:09:271:25:4610:4321:48
10:54
#3591
9.6M
9.60 mi08:26:531:43:1210:4517:26
10:54
#3815
10M
10.00 mi08:35:191:51:3811:108:26
21:06
#3815
10.5M
10.50 mi08:38:051:54:2410:542:46
5:32
#3829
12M
12.00 mi09:02:052:18:2411:3224:00
16:00
#3917
Finish
13.11 mi09:13:202:29:3911:2511:15
10:09
#3813
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 62%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:12

Segment Time

12:27/mi

Pace

0.90 mi

Distance

Overall

4101

Women

1532

Division

356

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
2M2.00 mi2.00 mi377712992934233(Top 64%)1628(Top 56%)369(Top 57%)
4M4.00 mi2.00 mi3709+681270+29289+43684(Top 56%)1258(Top 43%)284(Top 44%)
6M6.00 mi2.00 mi3729-201281-11288+13865(Top 59%)1348(Top 46%)311(Top 48%)
8M8.00 mi2.00 mi3591+1381204+77285+33428(Top 52%)1125(Top 38%)256(Top 39%)
9.6M9.60 mi1.60 mi3815-2241323-119302-174942(Top 75%)2039(Top 70%)462(Top 71%)
10M10.00 mi0.40 mi38151331-8304-24104(Top 62%)1547(Top 53%)351(Top 54%)
10.5M10.50 mi0.50 mi3829-141335-4308-44461(Top 68%)1703(Top 58%)386(Top 59%)
12M12.00 mi1.50 mi3917-881389-54315-74233(Top 64%)1628(Top 56%)369(Top 57%)
Finish13.11 mi1.11 mi3813+1041335+54303+123049(Top 46%)1047(Top 36%)235(Top 36%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 64%
~flat
+5ft-3ft

Overall

4233

Females

1628

F30-34

371

2M→4M

2.0 - 4.0 mi

Top 56%
×4story building
+67ft-69ft

Overall

3684

Females

1258

F30-34

287

4M→6M

4.0 - 6.0 mi

Top 59%
×9story building
+123ft-9ft

Overall

3865

Females

1348

F30-34

313

6M→8M

6.0 - 8.0 mi

Top 52%
×12story building
+166ft-53ft

Overall

3428

Females

1125

F30-34

258

8M→9.6M

8.0 - 9.6 mi

Top 75%
×13story building
+68ft-193ft

Overall

4942

Females

2039

F30-34

464

9.6M→10M

9.6 - 10.0 mi

Top 62%
×2story building
+0ft-24ft

Overall

4104

Females

1547

F30-34

353

10M→10.5M

10.0 - 10.5 mi

Top 68%
×6story building
+1ft-73ft

Overall

4461

Females

1703

F30-34

388

10.5M→12M

10.5 - 12.0 mi

Top 64%
×21story building
+280ft-26ft

Overall

4233

Females

1628

F30-34

371

12M→Finish

12.0 - 13.1 mi

Top 46%
×7story building
+14ft-89ft

Overall

3049

Females

1047

F30-34

235

Passing Analysis

Category:
Athletes Passed
745*
Passed By
781
Net Change
-36
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3777
2M → 4M191123+68#3777#3709
4M → 6M106*126-20#3709#3729
6M → 8M214*76+138#3729#3591
8M → 9.6M12236-224#3591#3815
9.6M → 10M48480#3815#3815
10M → 10.5M519-14#3815#3829
10.5M → 12M59*147-88#3829#3917
12M → Finish110*6+104#3917#3813
TOTALS745*781-36

* 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