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SF MARATHON 1ST HALF 2025

Jacqueline Larsson

København S

Bib: 16851 F 29

0:00
0:00
/ mi
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Overall
#0 / 7100
Top 46%
Gender (Female)
#0 / 3107
Top 34%
Division (F25-29)
#0 / 761
Top 39%
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
9:55/mi
17:57
→ flat
5.34M
10:05/mi
53:34
↑ 80↓ 74
6.15M
10:27/mi
1:02:02
↑ 126
10.54M
10:19/mi
1:47:19
↑ 230↓ 361
11.05M
14:13/mi
1:54:34
↑ 172
Finish· 13.11 mi
10:14/mi
2:15:39
↑ 97↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
1:02:0210:05 /mi⚡ faster
2nd Half
1:13:3710:35 /mi+18.7%
Positive split — 18.7% 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
17:579:551.81 mi17:57
9:55
-
5.34M
53:3410:023.53 mi35:37
10:05
+0:10
6.15M
1:02:0210:050.81 mi8:28
10:27
+0:22
10.54M
1:47:1910:114.39 mi45:17
10:19
-0:08
11.05M
1:54:3410:220.51 mi7:15
14:13
+3:54
Finish(13.11 mi)
2:15:3910:212.06 mi21:05
10:14
-3:59
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:55 /mi

Average Pace

10:21 /mi

Slowest Pace

14:13 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:08:24

95% of race

Time at Slower Pace

7:15

5% of race

Average Pace: 10:21 /mi

Loading chart...
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 mi3733125533837331255338
5.34M3.53 mi3592+1411186+69321+1735761177323
6.15M0.81 mi3533+591154+32317+433141059292
10.54M4.39 mi3402+1311100+54309+833491086303
11.05M0.51 mi3380+221096+4311-233461117307
Finish(13.11 mi)2.06 mi3255+1251051+45293+182768898250

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 53%
~flat
+4ft-3ft

Overall

3733

Females

1255

F25-29

338

1.81M→5.34M

1.8 - 5.3 mi

Top 50%
×4story building
+80ft-74ft

Overall

3576

Females

1177

F25-29

323

5.34M→6.15M

5.3 - 6.2 mi

Top 47%
×10story building
+126ft-4ft

Overall

3314

Females

1059

F25-29

292

6.15M→10.54M

6.2 - 10.5 mi

Top 47%
×21story building
+230ft-361ft

Overall

3349

Females

1086

F25-29

303

10.54M→11.05M

10.5 - 11.1 mi

Top 47%
×14story building
+172ft-0ft

Overall

3346

Females

1117

F25-29

308

11.05M→Finish

11.1 - 13.1 mi

Top 39%
×7story building
+97ft-114ft

Overall

2768

Females

898

F25-29

250

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#3733
1.81M → 5.34M
165306*+141
#3733 → #3592
5.34M → 6.15M
3190+59
#3592 → #3533
6.15M → 10.54M
103234*+131
#3533 → #3402
10.54M → 11.05M
3658+22
#3402 → #3380
11.05M → Finish
21146*+125
#3380 → #3255
TOTALS
356834*+478
#3733 → #3255

* 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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