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SF MARATHON 1ST HALF 2025

Amy Ru

San Francisco, CA

Bib: 17204 F 25

0:00
0:00
/ mi
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Overall
#0 / 7100
Gender (Female)
#0 / 3107
Division (F25-29)
#0 / 761
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
10:18/mi
18:39
→ flat
5.34M
11:32/mi
59:22
↑ 80↓ 74
6.15M
13:45/mi
1:10:30
↑ 126
10.54M
13:28/mi
2:09:37
↑ 230↓ 361
11.05M
20:02/mi
2:19:50
↑ 172
Finish· 13.11 mi
14:13/mi
2:49:06
↑ 97↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
1:10:3011:28 /mi⚡ faster
2nd Half
1:38:3614:10 /mi+39.9%
Positive split — 39.9% 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
18:3910:181.81 mi18:39
10:18
-
5.34M
59:2211:073.53 mi40:43
11:32
+1:14
6.15M
1:10:3011:280.81 mi11:08
13:45
+2:13
10.54M
2:09:3712:184.39 mi59:07
13:28
-0:17
11.05M
2:19:5012:390.51 mi10:13
20:02
+6:34
Finish(13.11 mi)
2:49:0612:542.06 mi29:16
14:13
-5:49
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:18 /mi

Average Pace

12:54 /mi

Slowest Pace

20:02 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

59:22

35% of race

Time at Steady Pace

1:39:31

59% of race

Time at Slower Pace

10:13

6% of race

Average Pace: 12:54 /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
1.81M1.81 mi4535165243445351652434
5.34M3.53 mi5372-8372089-437558-12456402253600
6.15M0.81 mi5605-2332218-129590-3264272695699
10.54M4.39 mi6054-4492489-271658-6864152719704
11.05M0.51 mi6123-692522-33664-666212837721
Finish(13.11 mi)2.06 mi6159-362556-34674-1063372719707

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 64%
~flat
+4ft-3ft

Overall

4535

Females

1652

F25-29

434

1.81M→5.34M

1.8 - 5.3 mi

Top 79%
×4story building
+80ft-74ft

Overall

5640

Females

2253

F25-29

601

5.34M→6.15M

5.3 - 6.2 mi

Top 91%
×10story building
+126ft-4ft

Overall

6427

Females

2695

F25-29

700

6.15M→10.54M

6.2 - 10.5 mi

Top 90%
×21story building
+230ft-361ft

Overall

6415

Females

2719

F25-29

705

10.54M→11.05M

10.5 - 11.1 mi

Top 93%
×14story building
+172ft-0ft

Overall

6621

Females

2837

F25-29

722

11.05M→Finish

11.1 - 13.1 mi

Top 89%
×7story building
+97ft-114ft

Overall

6337

Females

2719

F25-29

707

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#4535
1.81M → 5.34M
91376*-837
#4535 → #5372
5.34M → 6.15M
2363-233
#5372 → #5605
6.15M → 10.54M
49041*-449
#5605 → #6054
10.54M → 11.05M
745-69
#6054 → #6123
11.05M → Finish
8145*-36
#6123 → #6159
TOTALS
1794170*-1624
#4535 → #6159

* 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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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

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