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SF MARATHON 1ST HALF 2026

Natalie Vu

Bib: 20286•F•Age: 41

SAN FRANCISCO, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Masters (Masters Women)
#0 / 781
Top 46%
Division (F40-44)
#0 / 255
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
11:42/mi
23:24
→ flat
4M
11:47/mi
46:57
↑ 67↓ 69
6M
11:34/mi
1:10:05
↑ 1231.1%
8M
10:54/mi
1:31:52
↑ 166↓ 531.1%
9.6M
10:54/mi
1:49:18
↑ 68↓ 1931.5%
10M
22:39/mi
1:58:21
↓ 241.1%
10.5M
6:00/mi
2:01:21
↓ 732.7%
12M
14:49/mi
2:23:35
↑ 2803.2%
Finish· 13.11 mi
10:55/mi
2:35:41
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:10:05
Pace11:41 /mi
2nd Half
Distance7.11 mi
Time1:25:36
Pace12:02 /mi
📊Positive Split: 22.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:13:3023:2411:4223:24
11:42
-
4M
4.00 mi07:37:0346:5711:4423:33
11:47
+0:05
6M
6.00 mi08:00:111:10:0511:4123:08
11:34
-0:13
8M
8.00 mi08:21:581:31:5211:2921:47
10:54
-0:40
9.6M
9.60 mi08:39:241:49:1811:2317:26
10:54
0:00
10M
10.00 mi08:48:271:58:2111:509:03
22:39
+11:45
10.5M
10.50 mi08:51:272:01:2111:333:00
6:00
-16:39
12M
12.00 mi09:13:412:23:3511:5822:14
14:49
+8:49
Finish
13.11 mi09:25:472:35:4111:5312:06
10:55
-3:54

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

6:00 /mi

Average Pace

11:53 /mi

Slowest Pace

22:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:00

2% of race

Time at Steady Pace

2:01:24

78% of race

Time at Slower Pace

31:17

20% of race

Average Pace: 11:53 /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 mi07:13:3023:2411:4223:24
11:42
#5600
4M
4.00 mi07:37:0346:5711:4423:33
11:47
#5413
6M
6.00 mi08:00:111:10:0511:4123:08
11:34
#5142
8M
8.00 mi08:21:581:31:5211:2921:47
10:54
#4597
9.6M
9.60 mi08:39:241:49:1811:2317:26
10:54
#4697
10M
10.00 mi08:48:271:58:2111:509:03
22:39
#4719
10.5M
10.50 mi08:51:272:01:2111:333:00
6:00
#4735
12M
12.00 mi09:13:412:23:3511:5822:14
14:49
#4445
Finish
13.11 mi09:25:472:35:4111:5312:06
10:55
#4369
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 74%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

12:03

Segment Time

13:24/mi

Pace

0.90 mi

Distance

Overall

4879

Women

1954

Division

159

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
2M2.00 mi2.00 mi560022991933409(Top 52%)1220(Top 42%)92(Top 36%)
4M4.00 mi2.00 mi5413+1872184+115176+175212(Top 79%)2072(Top 71%)166(Top 65%)
6M6.00 mi2.00 mi5142+2712015+169162+144581(Top 70%)1705(Top 58%)136(Top 53%)
8M8.00 mi2.00 mi4597+5451700+315138+243427(Top 52%)1124(Top 38%)85(Top 33%)
9.6M9.60 mi1.60 mi4697-1001772-72140-24936(Top 75%)2035(Top 69%)162(Top 64%)
10M10.00 mi0.40 mi4719-221787-15144-44824(Top 73%)1941(Top 66%)162(Top 64%)
10.5M10.50 mi0.50 mi4735-161799-12146-25345(Top 81%)2213(Top 76%)182(Top 71%)
12M12.00 mi1.50 mi4445+2901667+132134+123409(Top 52%)1220(Top 42%)92(Top 36%)
Finish13.11 mi1.11 mi4369+761630+37132+23926(Top 60%)1466(Top 50%)119(Top 47%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 52%
~flat
+5ft-3ft

Overall

3409

Females

1220

F40-44

93

2M→4M

2.0 - 4.0 mi

Top 79%
×4story building
+67ft-69ft

Overall

5212

Females

2072

F40-44

167

4M→6M

4.0 - 6.0 mi

Top 70%
×9story building
+123ft-9ft

Overall

4581

Females

1705

F40-44

137

6M→8M

6.0 - 8.0 mi

Top 52%
×12story building
+166ft-53ft

Overall

3427

Females

1124

F40-44

86

8M→9.6M

8.0 - 9.6 mi

Top 75%
×13story building
+68ft-193ft

Overall

4936

Females

2035

F40-44

163

9.6M→10M

9.6 - 10.0 mi

Top 73%
×2story building
+0ft-24ft

Overall

4824

Females

1941

F40-44

163

10M→10.5M

10.0 - 10.5 mi

Top 81%
×6story building
+1ft-73ft

Overall

5345

Females

2213

F40-44

183

10.5M→12M

10.5 - 12.0 mi

Top 52%
×21story building
+280ft-26ft

Overall

3409

Females

1220

F40-44

93

12M→Finish

12.0 - 13.1 mi

Top 60%
×7story building
+14ft-89ft

Overall

3926

Females

1466

F40-44

119

Passing Analysis

Category:
Athletes Passed
1626*
Passed By
395
Net Change
+1231
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#5600
2M → 4M237*50+187#5600#5413
4M → 6M297*26+271#5413#5142
6M → 8M550*5+545#5142#4597
8M → 9.6M97197-100#4597#4697
9.6M → 10M3254-22#4697#4719
10M → 10.5M622-16#4719#4735
10.5M → 12M313*23+290#4735#4445
12M → Finish94*18+76#4445#4369
TOTALS1626*395+1231

* 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