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SF MARATHON 1ST HALF 2026

Shelley Alvior-Domingo

Honolulu, HI

Bib: 12261 F 40

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Top 45%
Masters (Masters Women)
#0 / 781
Top 37%
Division (F40-44)
#0 / 255
Top 40%
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
9:58/mi
19:56
→ flat
12 ft elev
4M
10:19/mi
40:34
↑ 67↓ 69
10 ft elev
6M
10:39/mi
1:01:52
↑ 1231.1%
126 ft elev
8M
11:06/mi
1:24:04
↑ 166↓ 531.1%
246 ft elev
9.6M
11:06/mi
1:41:50
↑ 68↓ 1931.5%
126 ft elev
10M
21:01/mi
1:50:14
↓ 241.1%
90 ft elev
10.5M
5:38/mi
1:53:03
↓ 732.7%
18 ft elev
12M
15:41/mi
2:16:35
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
11:23/mi
2:29:12
↑ 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
Time1:01:52
Pace10:19 /mi
2nd Half
Distance7.11 mi
Time1:27:20
Pace12:17 /mi
📊Positive Split: 41.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:55:2219:569:5819:56
9:58
-
4M
4.00 mi07:16:0040:3410:0920:38
10:19
+0:21
6M
6.00 mi07:37:181:01:5210:1921:18
10:39
+0:20
8M
8.00 mi07:59:301:24:0410:3122:12
11:06
+0:27
9.6M
9.60 mi08:17:161:41:5010:3617:46
11:06
0:00
10M
10.00 mi08:25:401:50:1411:018:24
21:01
+9:55
10.5M
10.50 mi08:28:291:53:0310:462:49
5:38
-15:23
12M
12.00 mi08:52:012:16:3511:2323:32
15:41
+10:03
Finish
13.11 mi09:04:382:29:1211:2312:37
11:23
-4:18

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

5:38 /mi

Average Pace

11:23 /mi

Slowest Pace

21:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:49

2% of race

Time at Steady Pace

1:54:27

77% of race

Time at Slower Pace

31:56

21% of race

Average Pace: 11:23 /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 mi06:55:2219:569:5819:56
9:58
#2991
4M
4.00 mi07:16:0040:3410:0920:38
10:19
#3101
6M
6.00 mi07:37:181:01:5210:1921:18
10:39
#3238
8M
8.00 mi07:59:301:24:0410:3122:12
11:06
#3325
9.6M
9.60 mi08:17:161:41:5010:3617:46
11:06
#3642
10M
10.00 mi08:25:401:50:1411:018:24
21:01
#3658
10.5M
10.50 mi08:28:291:53:0310:462:49
5:38
#3681
12M
12.00 mi08:52:012:16:3511:2323:32
15:41
#3740
Finish
13.11 mi09:04:382:29:1211:2312:37
11:23
#3771
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 63%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:13

Segment Time

12:28/mi

Pace

0.90 mi

Distance

Overall

4122

Women

1546

Division

125

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
2M2.00 mi2.00 mi2991943774027(Top 61%)1515(Top 52%)114(Top 45%)
4M4.00 mi2.00 mi3101-110985-4276+13257(Top 50%)1050(Top 36%)73(Top 29%)
6M6.00 mi2.00 mi3238-1371043-5878-23495(Top 53%)1168(Top 40%)86(Top 34%)
8M8.00 mi2.00 mi3325-871080-3783-53654(Top 56%)1244(Top 42%)98(Top 38%)
9.6M9.60 mi1.60 mi3642-3171237-15796-135126(Top 78%)2136(Top 73%)173(Top 68%)
10M10.00 mi0.40 mi3658-161251-1494+24058(Top 62%)1519(Top 52%)120(Top 47%)
10.5M10.50 mi0.50 mi3681-231256-5944698(Top 71%)1831(Top 62%)154(Top 60%)
12M12.00 mi1.50 mi3740-591293-3799-54027(Top 61%)1515(Top 52%)114(Top 45%)
Finish13.11 mi1.11 mi3771-311310-17103-44410(Top 67%)1735(Top 59%)138(Top 54%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 61%
~flat
+5ft-3ft

Overall

4027

Females

1515

F40-44

115

2M→4M

2.0 - 4.0 mi

Top 50%
×4story building
+67ft-69ft

Overall

3257

Females

1050

F40-44

74

4M→6M

4.0 - 6.0 mi

Top 53%
×9story building
+123ft-9ft

Overall

3495

Females

1168

F40-44

87

6M→8M

6.0 - 8.0 mi

Top 56%
×12story building
+166ft-53ft

Overall

3654

Females

1244

F40-44

99

8M→9.6M

8.0 - 9.6 mi

Top 78%
×13story building
+68ft-193ft

Overall

5126

Females

2136

F40-44

174

9.6M→10M

9.6 - 10.0 mi

Top 62%
×2story building
+0ft-24ft

Overall

4058

Females

1519

F40-44

121

10M→10.5M

10.0 - 10.5 mi

Top 71%
×6story building
+1ft-73ft

Overall

4698

Females

1831

F40-44

155

10.5M→12M

10.5 - 12.0 mi

Top 61%
×21story building
+280ft-26ft

Overall

4027

Females

1515

F40-44

115

12M→Finish

12.0 - 13.1 mi

Top 67%
×7story building
+14ft-89ft

Overall

4410

Females

1735

F40-44

138

Passing Analysis

Category:
Athletes Passed
444*
Passed By
1224
Net Change
-780
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2991
2M → 4M120230-110#2991#3101
4M → 6M73210-137#3101#3238
6M → 8M95*182-87#3238#3325
8M → 9.6M7324-317#3325#3642
9.6M → 10M3450-16#3642#3658
10M → 10.5M225-23#3658#3681
10.5M → 12M67*126-59#3681#3740
12M → Finish46*77-31#3740#3771
TOTALS444*1224-780

* 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