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SF MARATHON 1ST HALF 2025

Alma Castaneda

Bakersfield, CA

Bib: 12558 F 39

0:00
0:00
/ mi
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Overall
#0 / 7100
Gender (Female)
#0 / 3107
Division (F35-39)
#0 / 389
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
10:34/mi
19:07
→ flat
5.34M
10:44/mi
57:01
↑ 80↓ 74
6.15M
12:06/mi
1:06:49
↑ 126
10.54M
11:31/mi
1:57:23
↑ 230↓ 361
11.05M
17:44/mi
2:06:26
↑ 172
Finish· 13.11 mi
12:46/mi
2:32:44
↑ 97↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
1:06:4910:52 /mi⚡ faster
2nd Half
1:25:5512:21 /mi+28.6%
Positive split — 28.6% 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
19:0710:341.81 mi19:07
10:34
-
5.34M
57:0110:413.53 mi37:54
10:44
+0:10
6.15M
1:06:4910:520.81 mi9:48
12:06
+1:22
10.54M
1:57:2311:084.39 mi50:34
11:31
-0:35
11.05M
2:06:2611:270.51 mi9:03
17:44
+6:13
Finish(13.11 mi)
2:32:4411:392.06 mi26:18
12:46
-4:58
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:34 /mi

Average Pace

11:39 /mi

Slowest Pace

17:44 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

57:01

37% of race

Time at Steady Pace

1:26:40

57% of race

Time at Slower Pace

9:03

6% of race

Average Pace: 11:39 /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. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
1.81M1.81 mi5010190424050101904240
5.34M3.53 mi4716+2941747+157224+1646511708215
6.15M0.81 mi4847-1311817-70228-453072056256
10.54M4.39 mi4827+201811+6226+249001878236
11.05M0.51 mi4937-1101875-64232-656252279278
Finish(13.11 mi)2.06 mi5062-1251964-89243-1155562322281

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 71%
~flat
+4ft-3ft

Overall

5010

Females

1904

F35-39

240

1.81M→5.34M

1.8 - 5.3 mi

Top 66%
×4story building
+80ft-74ft

Overall

4651

Females

1708

F35-39

215

5.34M→6.15M

5.3 - 6.2 mi

Top 75%
×10story building
+126ft-4ft

Overall

5307

Females

2056

F35-39

256

6.15M→10.54M

6.2 - 10.5 mi

Top 69%
×21story building
+230ft-361ft

Overall

4900

Females

1878

F35-39

236

10.54M→11.05M

10.5 - 11.1 mi

Top 79%
×14story building
+172ft-0ft

Overall

5625

Females

2279

F35-39

278

11.05M→Finish

11.1 - 13.1 mi

Top 78%
×7story building
+97ft-114ft

Overall

5556

Females

2322

F35-39

281

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#5010
1.81M → 5.34M
138432*+294
#5010 → #4716
5.34M → 6.15M
16231-131
#4716 → #4847
6.15M → 10.54M
166186*+20
#4847 → #4827
10.54M → 11.05M
1177-110
#4827 → #4937
11.05M → Finish
16944*-125
#4937 → #5062
TOTALS
752700*-52
#5010 → #5062

* 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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