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SF MARATHON 1ST HALF 2023

Karen Bran

Hayward, CA

Bib: 16778 F 30

0:00
0:00
/ mi
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Overall
#0 / 6072
Gender (Female)
#0 / 2732
Top 43%
Division (F30-34)
#0 / 557
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
1.40M
9:12/mi
12:53
→ flat
2.13M
19:12/mi
26:54
→ flat
6.43M
13:39/mi
1:25:37
↑ 274↓ 78
6.62M
-36:-9/mi
1:18:56
↑ 16
10.65M
9:23/mi
1:56:46
↑ 153↓ 361
Finish· 13.11 mi
8:53/mi
2:18:37
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:18:5611:55 /mi+24.4%
2nd Half
59:419:12 /mi✓ faster
Negative split — 24.4% 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
12:539:121.40 mi12:53
9:12
-
2.13M
26:5412:380.73 mi14:01
19:12
+10:00
6.43M
1:25:3713:194.30 mi58:43
13:39
-5:33
6.62M
1:18:5611:550.19 mi
-36:-9
-49:48
10.65M
1:56:4610:584.03 mi37:50
9:23
+45:32
Finish(13.11 mi)
2:18:3710:342.46 mi21:51
8:53
-0:30
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-37:-9 /mi

Average Pace

10:34 /mi

Slowest Pace

19:12 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:18:37

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:34 /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 mi27299332072729933207
2.13M0.73 mi2848-119990-57214-731351128230
6.43M4.30 mi4136-12881590-600331-11746611894399
6.62M0.19 mi4286-1501674-84351-20---
10.65M4.03 mi3519+7671305+369269+822149682155
Finish(13.11 mi)2.46 mi3226+2931174+131242+272002638136

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 45%
~flat
+3ft-2ft

Overall

2729

Females

933

F30-34

207

1.40M→2.13M

1.4 - 2.1 mi

Top 52%
~flat
+3ft-1ft

Overall

3135

Females

1128

F30-34

230

2.13M→6.43M

2.1 - 6.4 mi

Top 77%
×17story building
+274ft-78ft

Overall

4661

Females

1894

F30-34

399

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 35%
×21story building
+153ft-361ft

Overall

2149

Females

682

F30-34

155

10.65M→Finish

10.7 - 13.1 mi

Top 33%
×17story building
+244ft-114ft

Overall

2002

Females

638

F30-34

136

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#2729
1.40M → 2.13M
239120-119
#2729 → #2848
2.13M → 6.43M
132234*-1288
#2848 → #4136
6.43M → 6.62M
18333-150
#4136 → #4286
6.62M → 10.65M
5772*+767
#4286 → #3519
10.65M → Finish
1294*+293
#3519 → #3226
TOTALS
17501253*-497
#2729 → #3226

* 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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Public Race Data

The San Francisco Marathon

The San Francisco Marathon

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