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SF MARATHON 1ST HALF 2026

Natalia Verduzco-Vallejo

Bib: 18900•F•Age: 24

Merced, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 49%
Gender (Female)
#0 / 2930
Top 36%
F20-29
#0 / 353
Top 40%
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
10:09/mi
20:18
→ flat
4M
10:19/mi
40:55
↑ 67↓ 69
6M
10:40/mi
1:02:15
↑ 1231.1%
8M
12:44/mi
1:27:44
↑ 166↓ 531.1%
9.6M
8:51/mi
1:41:54
↑ 68↓ 1931.5%
10M
17:49/mi
1:49:01
↓ 241.1%
10.5M
4:58/mi
1:51:30
↓ 732.7%
12M
14:05/mi
2:12:38
↑ 2803.2%
Finish· 13.11 mi
9:26/mi
2:23:06
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:02:15
Pace10:23 /mi
2nd Half
Distance7.11 mi
Time1:20:51
Pace11:22 /mi
📊Positive Split: 29.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:07:5020:1810:0920:18
10:09
-
4M
4.00 mi07:28:2740:5510:1420:37
10:19
+0:10
6M
6.00 mi07:49:471:02:1510:2321:20
10:40
+0:21
8M
8.00 mi08:15:161:27:4410:5825:29
12:44
+2:04
9.6M
9.60 mi08:29:261:41:5410:3714:10
8:51
-3:53
10M
10.00 mi08:36:331:49:0110:547:07
17:49
+8:58
10.5M
10.50 mi08:39:021:51:3010:372:29
4:58
-12:51
12M
12.00 mi09:00:102:12:3811:0321:08
14:05
+9:07
Finish
13.11 mi09:10:382:23:0610:5510:28
9:26
-4:39

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

4:58 /mi

Average Pace

10:55 /mi

Slowest Pace

17:49 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:29

2% of race

Time at Steady Pace

1:26:53

61% of race

Time at Slower Pace

53:44

38% of race

Average Pace: 10:55 /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 mi07:07:5020:1810:0920:18
10:09
#3272
4M
4.00 mi07:28:2740:5510:1420:37
10:19
#3248
6M
6.00 mi07:49:471:02:1510:2321:20
10:40
#3330
8M
8.00 mi08:15:161:27:4410:5825:29
12:44
#3913
9.6M
9.60 mi08:29:261:41:5410:3714:10
8:51
#3655
10M
10.00 mi08:36:331:49:0110:547:07
17:49
#3508
10.5M
10.50 mi08:39:021:51:3010:372:29
4:58
#3502
12M
12.00 mi09:00:102:12:3811:0321:08
14:05
#3343
Finish
13.11 mi09:10:382:23:0610:5510:28
9:26
#3242
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 36%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:36

Segment Time

10:40/mi

Pace

0.90 mi

Distance

Overall

2359

Women

698

Division

102

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
2M2.00 mi2.00 mi327210801462817(Top 43%)934(Top 32%)127(Top 36%)
4M4.00 mi2.00 mi3248+241055+25140+63231(Top 49%)1038(Top 35%)134(Top 38%)
6M6.00 mi2.00 mi3330-821086-31144-43511(Top 53%)1174(Top 40%)159(Top 45%)
8M8.00 mi2.00 mi3913-5831350-264176-325225(Top 79%)2045(Top 70%)264(Top 75%)
9.6M9.60 mi1.60 mi3655+2581243+107165+112546(Top 39%)899(Top 31%)119(Top 34%)
10M10.00 mi0.40 mi3508+1471177+66156+92267(Top 34%)676(Top 23%)96(Top 27%)
10.5M10.50 mi0.50 mi3502+61173+41563085(Top 47%)1024(Top 35%)148(Top 42%)
12M12.00 mi1.50 mi3343+1591112+61149+72817(Top 43%)934(Top 32%)127(Top 36%)
Finish13.11 mi1.11 mi3242+1011065+47142+72179(Top 33%)638(Top 22%)88(Top 25%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 43%
~flat
+5ft-3ft

Overall

2817

Females

934

F20-24

127

2M→4M

2.0 - 4.0 mi

Top 49%
×4story building
+67ft-69ft

Overall

3231

Females

1038

F20-24

135

4M→6M

4.0 - 6.0 mi

Top 53%
×9story building
+123ft-9ft

Overall

3511

Females

1174

F20-24

160

6M→8M

6.0 - 8.0 mi

Top 79%
×12story building
+166ft-53ft

Overall

5225

Females

2045

F20-24

264

8M→9.6M

8.0 - 9.6 mi

Top 39%
×13story building
+68ft-193ft

Overall

2546

Females

899

F20-24

119

9.6M→10M

9.6 - 10.0 mi

Top 34%
×2story building
+0ft-24ft

Overall

2267

Females

676

F20-24

96

10M→10.5M

10.0 - 10.5 mi

Top 47%
×6story building
+1ft-73ft

Overall

3085

Females

1024

F20-24

148

10.5M→12M

10.5 - 12.0 mi

Top 43%
×21story building
+280ft-26ft

Overall

2817

Females

934

F20-24

127

12M→Finish

12.0 - 13.1 mi

Top 33%
×7story building
+14ft-89ft

Overall

2179

Females

638

F20-24

88

Passing Analysis

Category:
Athletes Passed
1023*
Passed By
993
Net Change
+30
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3272
2M → 4M180156+24#3272#3248
4M → 6M87169-82#3248#3330
6M → 8M5*588-583#3330#3913
8M → 9.6M29941+258#3913#3655
9.6M → 10M1492+147#3655#3508
10M → 10.5M126+6#3508#3502
10.5M → 12M18425+159#3502#3343
12M → Finish107*6+101#3343#3242
TOTALS1023*993+30

* 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