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SF MARATHON 1ST HALF 2023

Judith Marie Thepkaisone

South San Francisco, CA

Bib: 15647 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
1.40M
10:01/mi
14:02
→ flat
2.13M
20:24/mi
28:56
→ flat
6.43M
14:20/mi
1:30:36
↑ 274↓ 78
6.62M
-40:-6/mi
1:23:10
↑ 16
10.65M
10:41/mi
2:06:13
↑ 153↓ 361
Finish· 13.11 mi
10:07/mi
2:31:06
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:23:1012:34 /mi+18.3%
2nd Half
1:07:5610:28 /mi✓ faster
Negative split — 18.3% 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
14:0210:011.40 mi14:02
10:01
-
2.13M
28:5613:350.73 mi14:54
20:24
+10:23
6.43M
1:30:3614:054.30 mi1:01:40
14:20
-6:04
6.62M
1:23:1012:340.19 mi
-40:-6
-54:26
10.65M
2:06:1311:514.03 mi43:03
10:41
+50:47
Finish(13.11 mi)
2:31:0611:322.46 mi24:53
10:07
-0:34
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-41:-6 /mi

Average Pace

11:32 /mi

Slowest Pace

20:24 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:31:06

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 11:32 /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 mi4040156141540401561415
2.13M0.73 mi3993+471541+20414+140811590408
6.43M4.30 mi4810-8171964-423512-9851002140540
6.62M0.19 mi4872-622000-36513-1---
10.65M4.03 mi4495+3771800+200471+4238261486384
Finish(13.11 mi)2.46 mi4290+2051695+105444+2734811329348

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 67%
~flat
+3ft-2ft

Overall

4040

Females

1561

F25-29

417

1.40M→2.13M

1.4 - 2.1 mi

Top 67%
~flat
+3ft-1ft

Overall

4081

Females

1590

F25-29

413

2.13M→6.43M

2.1 - 6.4 mi

Top 84%
×17story building
+274ft-78ft

Overall

5100

Females

2140

F25-29

542

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 63%
×21story building
+153ft-361ft

Overall

3826

Females

1486

F25-29

384

10.65M→Finish

10.7 - 13.1 mi

Top 57%
×17story building
+244ft-114ft

Overall

3481

Females

1329

F25-29

348

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#4040
1.40M → 2.13M
162209+47
#4040 → #3993
2.13M → 6.43M
88568*-817
#3993 → #4810
6.43M → 6.62M
10543-62
#4810 → #4872
6.62M → 10.65M
29406*+377
#4872 → #4495
10.65M → Finish
11216*+205
#4495 → #4290
TOTALS
1192942*-250
#4040 → #4290

* 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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