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SF MARATHON 1ST HALF 2023

Samantha Romero Zavala

San Francisco, CA

Bib: 12401 F 27

0:00
0:00
/ mi
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Overall
#0 / 6072
Top 18%
Gender (Female)
#0 / 2732
Top 10%
Division (F25-29)
#0 / 629
Top 12%
Race Day Weather
60°/50°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
1.40M
7:54/mi
11:04
→ flat
11 ft elev
2.13M
16:21/mi
23:00
→ flat
13 ft elev
6.43M
10:15/mi
1:07:03
↑ 274↓ 780.9%
213 ft elev
6.62M
-32:-7/mi
1:01:08
↑ 161.6%
239 ft elev
10.65M
8:43/mi
1:36:14
↑ 153↓ 3611.0%
48 ft elev
Finish· 13.11 mi
8:23/mi
1:56:50
↑ 244↓ 1141.0%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:01:089:14 /mi+8.9%
2nd Half
55:428:35 /mi✓ faster
Negative split — 8.9% 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
11:047:541.40 mi11:04
7:54
-
2.13M
23:0010:480.73 mi11:56
16:21
+8:27
6.43M
1:07:0310:264.30 mi44:03
10:15
-6:06
6.62M
1:01:089:140.19 mi
-32:-7
-42:22
10.65M
1:36:149:024.03 mi35:06
8:43
+40:50
Finish(13.11 mi)
1:56:508:552.46 mi20:36
8:23
-0:20
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-33:-7 /mi

Average Pace

8:55 /mi

Slowest Pace

16:21 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:56:50

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:55 /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. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
1.40M1.40 mi7681906076819060
2.13M0.73 mi825-57200-1062-2101326574
6.43M4.30 mi988-163243-4377-15111228283
6.62M0.19 mi961+27238+575+2---
10.65M4.03 mi1015-54252-1480-5128133490
Finish(13.11 mi)2.46 mi1068-53264-1278+21416396110

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 13%
~flat
+3ft-2ft

Overall

768

Females

190

F25-29

60

1.40M→2.13M

1.4 - 2.1 mi

Top 17%
~flat
+3ft-1ft

Overall

1013

Females

265

F25-29

77

2.13M→6.43M

2.1 - 6.4 mi

Top 18%
×17story building
+274ft-78ft

Overall

1112

Females

282

F25-29

83

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Females

-

F25-29

-

6.62M→10.65M

6.6 - 10.7 mi

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

Overall

1281

Females

334

F25-29

90

10.65M→Finish

10.7 - 13.1 mi

Top 23%
×17story building
+244ft-114ft

Overall

1416

Females

396

F25-29

110

Passing Analysis

Category:
Passed
219*
Passed By
519
Net Change
-300
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.40M----#768
1.40M → 2.13M52109-57#768#825
2.13M → 6.43M53216-163#825#988
6.43M → 6.62M4114+27#988#961
6.62M → 10.65M43*97-54#961#1015
10.65M → Finish30*83-53#1015#1068
TOTALS219*519-300

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

Passing Charts

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Passing Circle

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Position Flow

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Race Lanes

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The San Francisco Marathon

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