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SF MARATHON 1ST HALF 2023

Lauren Yamamoto

San Francisco, CA

Bib: 12478 F 29

0:00
0:00
/ mi
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Overall
#0 / 6072
Top 46%
Gender (Female)
#0 / 2732
Top 35%
Division (F25-29)
#0 / 629
Top 43%
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
8:49/mi
12:20
→ flat
11 ft elev
2.13M
18:44/mi
26:01
→ flat
13 ft elev
6.43M
11:48/mi
1:16:44
↑ 274↓ 780.9%
213 ft elev
6.62M
-37:-49/mi
1:09:44
↑ 161.6%
239 ft elev
10.65M
10:01/mi
1:50:06
↑ 153↓ 3611.0%
48 ft elev
Finish· 13.11 mi
9:51/mi
2:14:18
↑ 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
1:09:4410:32 /mi+7.4%
2nd Half
1:04:349:57 /mi✓ faster
Negative split — 7.4% 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
12:208:491.40 mi12:20
8:49
-
2.13M
26:0112:130.73 mi13:41
18:44
+9:55
6.43M
1:16:4411:564.30 mi50:43
11:48
-6:56
6.62M
1:09:4410:320.19 mi
-37:-49
-49:37
10.65M
1:50:0610:204.03 mi40:22
10:01
+47:50
Finish(13.11 mi)
2:14:1810:152.46 mi24:12
9:51
-0:10
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-38:-49 /mi

Average Pace

10:15 /mi

Slowest Pace

18:44 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:14:18

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:15 /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 mi20636551892063655189
2.13M0.73 mi2344-281758-103215-262757944263
6.43M4.30 mi2634-290875-117246-3128981012283
6.62M0.19 mi2591+43866+9244+2---
10.65M4.03 mi2710-119922-56262-1829821063288
Finish(13.11 mi)2.46 mi2779-69955-33270-831371168307

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 34%
~flat
+3ft-2ft

Overall

2063

Females

655

F25-29

190

1.40M→2.13M

1.4 - 2.1 mi

Top 45%
~flat
+3ft-1ft

Overall

2757

Females

944

F25-29

267

2.13M→6.43M

2.1 - 6.4 mi

Top 48%
×17story building
+274ft-78ft

Overall

2898

Females

1012

F25-29

283

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 49%
×21story building
+153ft-361ft

Overall

2982

Females

1063

F25-29

288

10.65M→Finish

10.7 - 13.1 mi

Top 52%
×17story building
+244ft-114ft

Overall

3137

Females

1168

F25-29

307

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#2063
1.40M → 2.13M
34968-281
#2063 → #2344
2.13M → 6.43M
414124*-290
#2344 → #2634
6.43M → 6.62M
5093+43
#2634 → #2591
6.62M → 10.65M
20788*-119
#2591 → #2710
10.65M → Finish
12960*-69
#2710 → #2779
TOTALS
1149433*-716
#2063 → #2779

* 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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The San Francisco Marathon

The San Francisco Marathon

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