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SF MARATHON 1ST HALF 2026

Aileen Liu

Bib: 14282•F•Age: 30

SF, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 33%
Gender (Female)
#0 / 2930
Top 21%
Division (F30-34)
#0 / 651
Top 21%
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
10:24/mi
20:49
→ flat
4M
9:47/mi
40:22
↑ 67↓ 69
6M
9:27/mi
59:16
↑ 1231.1%
8M
9:18/mi
1:17:52
↑ 166↓ 531.1%
9.6M
9:18/mi
1:32:45
↑ 68↓ 1931.5%
10M
17:59/mi
1:39:56
↓ 241.1%
10.5M
4:56/mi
1:42:24
↓ 732.7%
12M
12:48/mi
2:01:36
↑ 2803.2%
Finish· 13.11 mi
9:25/mi
2:12:03
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time59:16
Pace9:53 /mi
2nd Half
Distance7.11 mi
Time1:12:47
Pace10:14 /mi
📊Positive Split: 22.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:01:3320:4910:2420:49
10:24
-
4M
4.00 mi07:21:0640:2210:0619:33
9:47
-0:37
6M
6.00 mi07:40:0059:169:5318:54
9:27
-0:20
8M
8.00 mi07:58:361:17:529:4418:36
9:18
-0:09
9.6M
9.60 mi08:13:291:32:459:4014:53
9:18
0:00
10M
10.00 mi08:20:401:39:5610:007:11
17:59
+8:41
10.5M
10.50 mi08:23:081:42:249:452:28
4:56
-13:03
12M
12.00 mi08:42:202:01:3610:0819:12
12:48
+7:52
Finish
13.11 mi08:52:472:12:0310:0410:27
9:25
-3:23

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

4:56 /mi

Average Pace

10:04 /mi

Slowest Pace

17:59 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:28

2% of race

Time at Steady Pace

1:43:12

78% of race

Time at Slower Pace

26:23

20% of race

Average Pace: 10:04 /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 mi07:01:3320:4910:2420:49
10:24
#3752
4M
4.00 mi07:21:0640:2210:0619:33
9:47
#3007
6M
6.00 mi07:40:0059:169:5318:54
9:27
#2583
8M
8.00 mi07:58:361:17:529:4418:36
9:18
#2267
9.6M
9.60 mi08:13:291:32:459:4014:53
9:18
#2376
10M
10.00 mi08:20:401:39:5610:007:11
17:59
#2349
10.5M
10.50 mi08:23:081:42:249:452:28
4:56
#2362
12M
12.00 mi08:42:202:01:3610:0819:12
12:48
#2248
Finish
13.11 mi08:52:472:12:0310:0410:27
9:25
#2198
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 37%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:39

Segment Time

10:44/mi

Pace

0.90 mi

Distance

Overall

2408

Women

720

Division

158

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
2M2.00 mi2.00 mi375212882901787(Top 27%)498(Top 17%)107(Top 16%)
4M4.00 mi2.00 mi3007+745939+349221+692494(Top 38%)726(Top 25%)161(Top 25%)
6M6.00 mi2.00 mi2583+424757+182164+571985(Top 30%)521(Top 18%)117(Top 18%)
8M8.00 mi2.00 mi2267+316609+148139+251581(Top 24%)368(Top 13%)91(Top 14%)
9.6M9.60 mi1.60 mi2376-109686-77150-113132(Top 48%)1174(Top 40%)265(Top 41%)
10M10.00 mi0.40 mi2349+27677+91502353(Top 36%)701(Top 24%)145(Top 22%)
10.5M10.50 mi0.50 mi2362-13685-8153-32935(Top 45%)957(Top 33%)211(Top 32%)
12M12.00 mi1.50 mi2248+114644+41142+111787(Top 27%)498(Top 17%)107(Top 16%)
Finish13.11 mi1.11 mi2198+50627+17139+32158(Top 33%)625(Top 21%)142(Top 22%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 27%
~flat
+5ft-3ft

Overall

1787

Females

498

F30-34

108

2M→4M

2.0 - 4.0 mi

Top 38%
×4story building
+67ft-69ft

Overall

2494

Females

726

F30-34

163

4M→6M

4.0 - 6.0 mi

Top 30%
×9story building
+123ft-9ft

Overall

1985

Females

521

F30-34

118

6M→8M

6.0 - 8.0 mi

Top 24%
×12story building
+166ft-53ft

Overall

1581

Females

368

F30-34

93

8M→9.6M

8.0 - 9.6 mi

Top 48%
×13story building
+68ft-193ft

Overall

3132

Females

1174

F30-34

267

9.6M→10M

9.6 - 10.0 mi

Top 36%
×2story building
+0ft-24ft

Overall

2353

Females

701

F30-34

147

10M→10.5M

10.0 - 10.5 mi

Top 45%
×6story building
+1ft-73ft

Overall

2935

Females

957

F30-34

213

10.5M→12M

10.5 - 12.0 mi

Top 27%
×21story building
+280ft-26ft

Overall

1787

Females

498

F30-34

108

12M→Finish

12.0 - 13.1 mi

Top 33%
×7story building
+14ft-89ft

Overall

2158

Females

625

F30-34

142

Passing Analysis

Category:
Athletes Passed
1821*
Passed By
267
Net Change
+1554
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3752
2M → 4M75510+745#3752#3007
4M → 6M4284+424#3007#2583
6M → 8M328*12+316#2583#2267
8M → 9.6M44153-109#2267#2376
9.6M → 10M4720+27#2376#2349
10M → 10.5M720-13#2349#2362
10.5M → 12M14834+114#2362#2248
12M → Finish64*14+50#2248#2198
TOTALS1821*267+1554

* 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