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SF MARATHON 1ST HALF 2025

Laura Aponte Becerra

New Haven, CT

Bib: 15798 F 31

0:00
0:00
/ mi
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Overall
#0 / 7100
Gender (Female)
#0 / 3107
Division (F30-34)
#0 / 691
Race Day Weather
56°/46°F
light rain

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
1.81M
9:59/mi
18:05
→ flat
5.34M
10:49/mi
56:16
↑ 80↓ 74
6.15M
12:28/mi
1:06:22
↑ 126
10.54M
11:09/mi
1:55:20
↑ 230↓ 361
11.05M
17:25/mi
2:04:13
↑ 172
Finish· 13.11 mi
11:39/mi
2:28:13
↑ 97↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
1:06:2210:48 /mi⚡ faster
2nd Half
1:21:5111:46 /mi+23.3%
Positive split — 23.3% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
1.81M
18:059:591.81 mi18:05
9:59
-
5.34M
56:1610:323.53 mi38:11
10:49
+0:50
6.15M
1:06:2210:480.81 mi10:06
12:28
+1:39
10.54M
1:55:2010:574.39 mi48:58
11:09
-1:19
11.05M
2:04:1311:140.51 mi8:53
17:25
+6:16
Finish(13.11 mi)
2:28:1311:182.06 mi24:00
11:39
-5:46
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:59 /mi

Average Pace

11:18 /mi

Slowest Pace

17:25 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

18:05

12% of race

Time at Steady Pace

2:01:15

82% of race

Time at Slower Pace

8:53

6% of race

Average Pace: 11:18 /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
1.81M1.81 mi3883132529638831325296
5.34M3.53 mi4481-5981622-297369-7347721774396
6.15M0.81 mi4736-2551754-132398-2956062220518
10.54M4.39 mi4583+1531678+76383+1544471629374
11.05M0.51 mi4673-901729-51400-1754362182493
Finish(13.11 mi)2.06 mi4612+611727+2401-146081797413

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 55%
~flat
+4ft-3ft

Overall

3883

Females

1325

F30-34

297

1.81M→5.34M

1.8 - 5.3 mi

Top 67%
×4story building
+80ft-74ft

Overall

4772

Females

1774

F30-34

397

5.34M→6.15M

5.3 - 6.2 mi

Top 79%
×10story building
+126ft-4ft

Overall

5606

Females

2220

F30-34

519

6.15M→10.54M

6.2 - 10.5 mi

Top 63%
×21story building
+230ft-361ft

Overall

4447

Females

1629

F30-34

375

10.54M→11.05M

10.5 - 11.1 mi

Top 77%
×14story building
+172ft-0ft

Overall

5436

Females

2182

F30-34

494

11.05M→Finish

11.1 - 13.1 mi

Top 65%
×7story building
+97ft-114ft

Overall

4608

Females

1797

F30-34

413

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#3883
1.81M → 5.34M
68486*-598
#3883 → #4481
5.34M → 6.15M
26611-255
#4481 → #4736
6.15M → 10.54M
116269*+153
#4736 → #4583
10.54M → 11.05M
10313-90
#4583 → #4673
11.05M → Finish
54115*+61
#4673 → #4612
TOTALS
1223494*-729
#3883 → #4612

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Visualized

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Passing Circle

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Position Flow

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Race Lanes

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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

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