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SF MARATHON 1ST HALF 2025

Sonya O'Shea

Dickson

Bib: 17313 F 44

0:00
0:00
/ mi
Masters
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Overall
#0 / 7100
Gender (Female)
#0 / 3107
Masters (Masters Women)
#0 / 776
Division (F40-44)
#0 / 244
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
10:07/mi
18:19
→ flat
5.34M
11:13/mi
57:54
↑ 80↓ 74
6.15M
12:52/mi
1:08:19
↑ 126
10.54M
11:50/mi
2:00:17
↑ 230↓ 361
11.05M
17:31/mi
2:09:13
↑ 172
Finish· 13.11 mi
12:41/mi
2:35:20
↑ 97↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
1:08:1911:07 /mi⚡ faster
2nd Half
1:27:0112:30 /mi+27.4%
Positive split — 27.4% 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
18:1910:071.81 mi18:19
10:07
-
5.34M
57:5410:513.53 mi39:35
11:13
+1:06
6.15M
1:08:1911:070.81 mi10:25
12:52
+1:39
10.54M
2:00:1711:254.39 mi51:58
11:50
-1:02
11.05M
2:09:1311:420.51 mi8:56
17:31
+5:41
Finish(13.11 mi)
2:35:2011:512.06 mi26:07
12:41
-4:50
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:07 /mi

Average Pace

11:51 /mi

Slowest Pace

17:31 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

57:54

37% of race

Time at Steady Pace

1:28:30

57% of race

Time at Slower Pace

8:56

6% of race

Average Pace: 11:51 /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. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
1.81M1.81 mi4149145910041491459100
5.34M3.53 mi4970-8211880-421129-2953112062139
6.15M0.81 mi5185-2151992-112133-458972382167
10.54M4.39 mi5202-172014-22137-452352055141
11.05M0.51 mi5244-422039-25138-154922211148
Finish(13.11 mi)2.06 mi5291-472087-48145-755012284157

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 58%
~flat
+4ft-3ft

Overall

4149

Females

1459

F40-44

100

1.81M→5.34M

1.8 - 5.3 mi

Top 75%
×4story building
+80ft-74ft

Overall

5311

Females

2062

F40-44

139

5.34M→6.15M

5.3 - 6.2 mi

Top 83%
×10story building
+126ft-4ft

Overall

5897

Females

2382

F40-44

167

6.15M→10.54M

6.2 - 10.5 mi

Top 74%
×21story building
+230ft-361ft

Overall

5235

Females

2055

F40-44

141

10.54M→11.05M

10.5 - 11.1 mi

Top 77%
×14story building
+172ft-0ft

Overall

5492

Females

2211

F40-44

148

11.05M→Finish

11.1 - 13.1 mi

Top 77%
×7story building
+97ft-114ft

Overall

5501

Females

2284

F40-44

157

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#4149
1.81M → 5.34M
89271*-821
#4149 → #4970
5.34M → 6.15M
22712-215
#4970 → #5185
6.15M → 10.54M
174157*-17
#5185 → #5202
10.54M → 11.05M
6927-42
#5202 → #5244
11.05M → Finish
10154*-47
#5244 → #5291
TOTALS
1463321*-1142
#4149 → #5291

* 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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