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SF MARATHON 1ST HALF 2025

Robbin Sealey

Ione, CA

Bib: 17948 F 42

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
15:22/mi
27:48
→ flat
5.34M
15:54/mi
1:23:55
↑ 80↓ 74
6.15M
14:01/mi
1:35:16
↑ 126
10.54M
15:54/mi
2:45:05
↑ 230↓ 361
11.05M
18:08/mi
2:54:20
↑ 172
Finish· 13.11 mi
14:41/mi
3:24:35
↑ 97↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
1:35:1615:29 /mi⚡ faster
2nd Half
1:49:1915:42 /mi+14.7%
Positive split — 14.7% 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
27:4815:221.81 mi27:48
15:22
-
5.34M
1:23:5515:433.53 mi56:07
15:54
+0:32
6.15M
1:35:1615:290.81 mi11:21
14:01
-1:53
10.54M
2:45:0515:404.39 mi1:09:49
15:54
+1:53
11.05M
2:54:2015:470.51 mi9:15
18:08
+2:14
Finish(13.11 mi)
3:24:3515:362.06 mi30:15
14:41
-3:27
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

14:01 /mi

Average Pace

15:36 /mi

Slowest Pace

18:08 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

41:36

20% of race

Time at Steady Pace

2:33:44

75% of race

Time at Slower Pace

9:15

5% of race

Average Pace: 15:36 /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 mi7075309824370753098243
5.34M3.53 mi7072+33093+5242+170913100242
6.15M0.81 mi7066+63087+624265612771211
10.54M4.39 mi7050+163080+724269783051240
11.05M0.51 mi7040+103074+6241+158482403165
Finish(13.11 mi)2.06 mi6994+463048+26238+365192818213

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 100%
~flat
+4ft-3ft

Overall

7075

Females

3098

F40-44

244

1.81M→5.34M

1.8 - 5.3 mi

Top 100%
×4story building
+80ft-74ft

Overall

7091

Females

3100

F40-44

243

5.34M→6.15M

5.3 - 6.2 mi

Top 92%
×10story building
+126ft-4ft

Overall

6561

Females

2771

F40-44

211

6.15M→10.54M

6.2 - 10.5 mi

Top 98%
×21story building
+230ft-361ft

Overall

6978

Females

3051

F40-44

240

10.54M→11.05M

10.5 - 11.1 mi

Top 82%
×14story building
+172ft-0ft

Overall

5848

Females

2403

F40-44

165

11.05M→Finish

11.1 - 13.1 mi

Top 92%
×7story building
+97ft-114ft

Overall

6519

Females

2818

F40-44

213

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#7075
1.81M → 5.34M
1013*+3
#7075 → #7072
5.34M → 6.15M
28+6
#7072 → #7066
6.15M → 10.54M
1531*+16
#7066 → #7050
10.54M → 11.05M
010+10
#7050 → #7040
11.05M → Finish
349*+46
#7040 → #6994
TOTALS
30111*+81
#7075 → #6994

* 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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