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SF MARATHON 1ST HALF 2023

Caterina Boscolo

Atlanta, GA

Bib: 12572 F 33

0:00
0:00
/ mi
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Overall
#0 / 6072
Gender (Female)
#0 / 2732
Division (F30-34)
#0 / 557
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
10:35/mi
14:49
→ flat
2.13M
21:47/mi
30:43
→ flat
6.43M
13:15/mi
1:27:43
↑ 274↓ 78
6.62M
-39:-34/mi
1:20:23
↑ 16
10.65M
10:12/mi
2:01:30
↑ 153↓ 361
Finish· 13.11 mi
9:16/mi
2:24:17
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:20:2312:09 /mi+20.5%
2nd Half
1:03:549:51 /mi✓ faster
Negative split — 20.5% 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
14:4910:351.40 mi14:49
10:35
-
2.13M
30:4314:250.73 mi15:54
21:47
+11:12
6.43M
1:27:4313:394.30 mi57:00
13:15
-8:32
6.62M
1:20:2312:090.19 mi
-39:-34
-52:49
10.65M
2:01:3011:244.03 mi41:07
10:12
+49:46
Finish(13.11 mi)
2:24:1711:002.46 mi22:47
9:16
-0:56
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-40:-34 /mi

Average Pace

11:00 /mi

Slowest Pace

21:47 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:24:17

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 11:00 /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 mi4786195941447861959414
2.13M0.73 mi4762+241944+15402+1249032034421
6.43M4.30 mi4454+3081764+180369+3343031684348
6.62M0.19 mi4519-651798-34376-7---
10.65M4.03 mi4046+4731565+233323+5332411195248
Finish(13.11 mi)2.46 mi3714+3321407+158294+292436854179

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 79%
~flat
+3ft-2ft

Overall

4786

Females

1959

F30-34

416

1.40M→2.13M

1.4 - 2.1 mi

Top 81%
~flat
+3ft-1ft

Overall

4903

Females

2034

F30-34

421

2.13M→6.43M

2.1 - 6.4 mi

Top 71%
×17story building
+274ft-78ft

Overall

4303

Females

1684

F30-34

348

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 53%
×21story building
+153ft-361ft

Overall

3241

Females

1195

F30-34

248

10.65M→Finish

10.7 - 13.1 mi

Top 40%
×17story building
+244ft-114ft

Overall

2436

Females

854

F30-34

179

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#4786
1.40M → 2.13M
174198+24
#4786 → #4762
2.13M → 6.43M
156464*+308
#4762 → #4454
6.43M → 6.62M
11752-65
#4454 → #4519
6.62M → 10.65M
22495*+473
#4519 → #4046
10.65M → Finish
3335*+332
#4046 → #3714
TOTALS
4721544*+1072
#4786 → #3714

* 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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