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SF MARATHON 1ST HALF 2023

Cindy Zhang

San Francisco, CA

Bib: 11977 F 31

0:00
0:00
/ mi
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Overall
#0 / 6072
Top 32%
Gender (Female)
#0 / 2732
Top 22%
Division (F30-34)
#0 / 557
Top 24%
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
8:11/mi
11:28
→ flat
11 ft elev
2.13M
17:44/mi
24:25
→ flat
13 ft elev
6.43M
10:59/mi
1:11:38
↑ 274↓ 780.9%
213 ft elev
6.62M
-37:-54/mi
1:04:37
↑ 161.6%
239 ft elev
10.65M
9:26/mi
1:42:37
↑ 153↓ 3611.0%
48 ft elev
Finish· 13.11 mi
9:44/mi
2:06:33
↑ 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
1:04:379:46 /mi+4.2%
2nd Half
1:01:569:33 /mi✓ faster
Negative split — 4.2% 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
11:288:111.40 mi11:28
8:11
-
2.13M
24:2511:280.73 mi12:57
17:44
+9:33
6.43M
1:11:3811:084.30 mi47:13
10:59
-6:45
6.62M
1:04:379:460.19 mi
-37:-54
-48:53
10.65M
1:42:379:384.03 mi38:00
9:26
+47:20
Finish(13.11 mi)
2:06:339:392.46 mi23:56
9:44
+0:18
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-38:-54 /mi

Average Pace

9:39 /mi

Slowest Pace

17:44 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:06:33

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:39 /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. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
1.40M1.40 mi111129969111129969
2.13M0.73 mi1452-341426-127100-311900601127
6.43M4.30 mi1700-248502-76116-161928594137
6.62M0.19 mi1528+172441+61101+15---
10.65M4.03 mi1735-207512-71116-152218718160
Finish(13.11 mi)2.46 mi1954-219610-98131-1530221115230

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 18%
~flat
+3ft-2ft

Overall

1111

Females

299

F30-34

69

1.40M→2.13M

1.4 - 2.1 mi

Top 31%
~flat
+3ft-1ft

Overall

1900

Females

601

F30-34

127

2.13M→6.43M

2.1 - 6.4 mi

Top 32%
×17story building
+274ft-78ft

Overall

1928

Females

594

F30-34

137

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Females

-

F30-34

-

6.62M→10.65M

6.6 - 10.7 mi

Top 37%
×21story building
+153ft-361ft

Overall

2218

Females

718

F30-34

160

10.65M→Finish

10.7 - 13.1 mi

Top 50%
×17story building
+244ft-114ft

Overall

3022

Females

1115

F30-34

230

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#1111
1.40M → 2.13M
36423-341
#1111 → #1452
2.13M → 6.43M
33385*-248
#1452 → #1700
6.43M → 6.62M
6178+172
#1700 → #1528
6.62M → 10.65M
24033*-207
#1528 → #1735
10.65M → Finish
23516*-219
#1735 → #1954
TOTALS
1178335*-843
#1111 → #1954

* 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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