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SF MARATHON 1ST HALF 2023

Sarah Le

Fremont, CA

Bib: 11349 F 22

0:00
0:00
/ mi
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Overall
#0 / 6072
Gender (Female)
#0 / 2732
F20-29
#0 / 376
Race Day Weather
60°/50°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
1.40M
10:31/mi
14:44
→ flat
2.13M
20:20/mi
29:35
→ flat
6.43M
13:04/mi
1:25:45
↑ 274↓ 78
6.62M
-42:-33/mi
1:17:51
↑ 16
10.65M
11:50/mi
2:05:31
↑ 153↓ 361
Finish· 13.11 mi
8:50/mi
2:27:14
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:17:5111:46 /mi+10.9%
2nd Half
1:09:2310:42 /mi✓ faster
Negative split — 10.9% faster in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
1.40M
14:4410:311.40 mi14:44
10:31
-
2.13M
29:3513:530.73 mi14:51
20:20
+9:49
6.43M
1:25:4513:204.30 mi56:10
13:04
-7:16
6.62M
1:17:5111:460.19 mi
-42:-33
-55:37
10.65M
2:05:3111:474.03 mi47:40
11:50
+54:23
Finish(13.11 mi)
2:27:1411:142.46 mi21:43
8:50
-3:00
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-43:-33 /mi

Average Pace

11:14 /mi

Slowest Pace

20:20 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:27:14

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 11:14 /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

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
1.40M1.40 mi4722192631147221926311
2.13M0.73 mi4299+4231681+245288+2340241568271
6.43M4.30 mi4163+1361607+74271+1741501612266
6.62M0.19 mi4107+561583+24266+5---
10.65M4.03 mi4430-3231762-179291-2548692018311
Finish(13.11 mi)2.46 mi3981+4491542+220270+211946613125

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 78%
~flat
+3ft-2ft

Overall

4722

Females

1926

F20-24

311

1.40M→2.13M

1.4 - 2.1 mi

Top 66%
~flat
+3ft-1ft

Overall

4024

Females

1568

F20-24

271

2.13M→6.43M

2.1 - 6.4 mi

Top 68%
×17story building
+274ft-78ft

Overall

4150

Females

1612

F20-24

266

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Females

-

F20-24

-

6.62M→10.65M

6.6 - 10.7 mi

Top 80%
×21story building
+153ft-361ft

Overall

4869

Females

2018

F20-24

311

10.65M→Finish

10.7 - 13.1 mi

Top 32%
×17story building
+244ft-114ft

Overall

1946

Females

613

F20-24

125

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#4722
1.40M → 2.13M
57480+423
#4722 → #4299
2.13M → 6.43M
231367*+136
#4299 → #4163
6.43M → 6.62M
4399+56
#4163 → #4107
6.62M → 10.65M
36845*-323
#4107 → #4430
10.65M → Finish
0449*+449
#4430 → #3981
TOTALS
6991440*+741
#4722 → #3981

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

Passing Visualized

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Passing Circle

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Position Flow

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Race Lanes

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Public Race Data

The San Francisco Marathon

The San Francisco Marathon

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