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SF MARATHON 1ST HALF 2023

Rachel Rosenberg

Sunnyvale, CA

Bib: 15672 F 28

0:00
0:00
/ mi
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Overall
#0 / 6072
Gender (Female)
#0 / 2732
Division (F25-29)
#0 / 629
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
13:16/mi
18:35
→ flat
11 ft elev
2.13M
29:20/mi
40:00
→ flat
13 ft elev
6.43M
19:46/mi
2:05:01
↑ 274↓ 780.9%
213 ft elev
6.62M
-64:-33/mi
1:52:56
↑ 161.6%
239 ft elev
10.65M
11:38/mi
2:39:51
↑ 153↓ 3611.0%
48 ft elev
Finish· 13.11 mi
16:12/mi
3:19:42
↑ 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
1:52:5617:04 /mi+23.2%
2nd Half
1:26:4613:22 /mi✓ faster
Negative split — 23.2% 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
18:3513:161.40 mi18:35
13:16
-
2.13M
40:0018:470.73 mi21:25
29:20
+16:04
6.43M
2:05:0119:274.30 mi1:25:01
19:46
-9:34
6.62M
1:52:5617:040.19 mi
-64:-33
-84:19
10.65M
2:39:5115:014.03 mi46:55
11:38
+76:11
Finish(13.11 mi)
3:19:4215:142.46 mi39:51
16:12
+4:34
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-65:-33 /mi

Average Pace

15:14 /mi

Slowest Pace

29:20 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:19:42

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 15:14 /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. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
1.40M1.40 mi5722251159757222511597
2.13M0.73 mi5964-2422651-140617-2060412700620
6.43M4.30 mi6067-1032719-68628-1160702722629
6.62M0.19 mi6059+82712+7628---
10.65M4.03 mi5915+1442630+82617+1147391944494
Finish(13.11 mi)2.46 mi5939-242651-21619-259772672619

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 94%
~flat
+3ft-2ft

Overall

5722

Females

2511

F25-29

600

1.40M→2.13M

1.4 - 2.1 mi

Top 99%
~flat
+3ft-1ft

Overall

6041

Females

2700

F25-29

626

2.13M→6.43M

2.1 - 6.4 mi

Top 100%
×17story building
+274ft-78ft

Overall

6070

Females

2722

F25-29

633

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 78%
×21story building
+153ft-361ft

Overall

4739

Females

1944

F25-29

494

10.65M→Finish

10.7 - 13.1 mi

Top 98%
×17story building
+244ft-114ft

Overall

5977

Females

2672

F25-29

619

Passing Analysis

Category:
Passed
206*
Passed By
423
Net Change
-217
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.40M----#5722
1.40M → 2.13M10252-242#5722#5964
2.13M → 6.43M18*121-103#5964#6067
6.43M → 6.62M102+8#6067#6059
6.62M → 10.65M148*4+144#6059#5915
10.65M → Finish20*44-24#5915#5939
TOTALS206*423-217

* 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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