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SF MARATHON 1ST HALF 2025

Sayli Forbes

Oakland, CA

Bib: 15347 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
9:45/mi
17:38
→ flat
5.34M
10:32/mi
54:50
↑ 80↓ 74
6.15M
10:50/mi
1:03:36
↑ 126
10.54M
11:14/mi
1:52:57
↑ 230↓ 361
11.05M
15:13/mi
2:00:43
↑ 172
Finish· 13.11 mi
12:15/mi
2:25:57
↑ 97↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
1:03:3610:21 /mi⚡ faster
2nd Half
1:22:2111:50 /mi+29.5%
Positive split — 29.5% 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
17:389:451.81 mi17:38
9:45
-
5.34M
54:5010:163.53 mi37:12
10:32
+0:47
6.15M
1:03:3610:210.81 mi8:46
10:50
+0:18
10.54M
1:52:5710:434.39 mi49:21
11:14
+0:24
11.05M
2:00:4310:550.51 mi7:46
15:13
+3:59
Finish(13.11 mi)
2:25:5711:082.06 mi25:14
12:15
-2:58
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:45 /mi

Average Pace

11:08 /mi

Slowest Pace

15:13 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

17:38

12% of race

Time at Steady Pace

1:35:19

65% of race

Time at Slower Pace

33:00

23% of race

Average Pace: 11:08 /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 mi3401108924734011089247
5.34M3.53 mi4003-6021381-292312-6543211540344
6.15M0.81 mi3957+461356+25307+538921343310
10.54M4.39 mi4206-2491488-132338-3145661696392
11.05M0.51 mi4200+61486+2334+440811474344
Finish(13.11 mi)2.06 mi4405-2051610-124372-3852062134489

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 48%
~flat
+4ft-3ft

Overall

3401

Females

1089

F30-34

248

1.81M→5.34M

1.8 - 5.3 mi

Top 61%
×4story building
+80ft-74ft

Overall

4321

Females

1540

F30-34

345

5.34M→6.15M

5.3 - 6.2 mi

Top 55%
×10story building
+126ft-4ft

Overall

3892

Females

1343

F30-34

311

6.15M→10.54M

6.2 - 10.5 mi

Top 64%
×21story building
+230ft-361ft

Overall

4566

Females

1696

F30-34

393

10.54M→11.05M

10.5 - 11.1 mi

Top 57%
×14story building
+172ft-0ft

Overall

4081

Females

1474

F30-34

345

11.05M→Finish

11.1 - 13.1 mi

Top 73%
×7story building
+97ft-114ft

Overall

5206

Females

2134

F30-34

489

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#3401
1.81M → 5.34M
68280*-602
#3401 → #4003
5.34M → 6.15M
4086+46
#4003 → #3957
6.15M → 10.54M
34697*-249
#3957 → #4206
10.54M → 11.05M
4854+6
#4206 → #4200
11.05M → Finish
24540*-205
#4200 → #4405
TOTALS
1361357*-1004
#3401 → #4405

* 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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