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SF MARATHON 1ST HALF 2026

Sarah Shapiro

Mountain View, CA

Bib: 15158 F 34

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

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
9:50/mi
19:40
→ flat
4M
9:56/mi
39:32
↑ 67↓ 69
6M
9:45/mi
59:03
↑ 123
8M
10:46/mi
1:20:35
↑ 166↓ 53
9.6M
7:30/mi
1:32:35
↑ 68↓ 193
10.26M
10:56/mi
1:39:48
↓ 114
10.5M
9:56/mi
1:42:11
→ flat
12M
12:24/mi
2:00:47
↑ 280
Finish· 13.11 mi
9:32/mi
2:11:21
↑ 14↓ 89
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
59:039:51 /mi⚡ faster
2nd Half
1:12:1810:10 /mi+22.4%
Positive split — 22.4% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
2M
19:409:502.00 mi19:40
9:50
-
4M
39:329:532.00 mi19:52
9:56
+0:06
6M
59:039:512.00 mi19:31
9:45
-0:11
8M
1:20:3510:042.00 mi21:32
10:46
+1:01
9.6M
1:32:359:391.60 mi12:00
7:30
-3:16
10.26M
1:39:489:440.66 mi7:13
10:56
+3:26
10.5M
1:42:119:440.24 mi2:23
9:56
-1:00
12M
2:00:4710:041.50 mi18:36
12:24
+2:28
Finish(13.11 mi)
2:11:2110:011.11 mi10:34
9:32
-2:52
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:30 /mi

Average Pace

10:01 /mi

Slowest Pace

12:24 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

12:00

9% of race

Time at Steady Pace

1:12:00

55% of race

Time at Slower Pace

47:21

36% of race

Average Pace: 10:01 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower
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

2343

Women

690

Division

151

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
2M2.00 mi2767846196149839682
4M2.00 mi2676+91808+38181+152682807179
6M2.00 mi2532+144735+73158+232357673152
8M2.00 mi2738-206809-74177-1932641033232
9.6M1.60 mi2349+389675+134147+30105933269
10.26M0.66 mi2339+10674+1149-22410731154
10.5M0.24 mi2340-1675-1148+12548798173
12M1.50 mi2163+177613+62134+14149839682
Finish(13.11 mi)1.11 mi2151+12608+5137-32288696157

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 23%
~flat
+5ft-3ft

Overall

1498

Females

396

F30-34

83

2M→4M

2.0 - 4.0 mi

Top 41%
×4story building
+67ft-69ft

Overall

2682

Females

807

F30-34

181

4M→6M

4.0 - 6.0 mi

Top 36%
×9story building
+123ft-9ft

Overall

2357

Females

673

F30-34

154

6M→8M

6.0 - 8.0 mi

Top 50%
×12story building
+166ft-53ft

Overall

3264

Females

1033

F30-34

234

8M→9.6M

8.0 - 9.6 mi

Top 16%
×13story building
+68ft-193ft

Overall

1059

Females

332

F30-34

70

9.6M→10.26M

9.6 - 10.3 mi

Top 37%
×9story building
+0ft-114ft

Overall

2410

Females

731

F30-34

156

10.26M→10.5M

10.3 - 10.5 mi

Top 39%
~flat
+1ft-0ft

Overall

2548

Females

798

F30-34

174

10.5M→12M

10.5 - 12.0 mi

Top 23%
×21story building
+280ft-26ft

Overall

1498

Females

396

F30-34

83

12M→Finish

12.0 - 13.1 mi

Top 35%
×7story building
+14ft-89ft

Overall

2288

Females

696

F30-34

157

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#2767
2M → 4M
99190+91
#2767 → #2676
4M → 6M
28172+144
#2676 → #2532
6M → 8M
25650*-206
#2532 → #2738
8M → 9.6M
7396+389
#2738 → #2349
9.6M → 10.26M
2434+10
#2349 → #2339
10.26M → 10.5M
87-1
#2339 → #2340
10.5M → 12M
19196+177
#2340 → #2163
12M → Finish
2638*+12
#2163 → #2151
TOTALS
4671083*+616
#2767 → #2151

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Visualized

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

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