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SF MARATHON 1ST HALF 2025

Cassey Mendez

Sun Valley, CA

Bib: 16157 F 27

0:00
0:00
/ mi
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Overall
#0 / 7100
Gender (Female)
#0 / 3107
Division (F25-29)
#0 / 761
Race Day Weather
56°/46°F
light rain

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
1.81M
12:01/mi
21:45
→ flat
12 ft elev
5.34M
11:35/mi
1:02:40
↑ 80↓ 74
19 ft elev
6.15M
10:55/mi
1:11:30
↑ 1262.8%
149 ft elev
10.54M
10:48/mi
1:58:55
↑ 230↓ 3610.6%
20 ft elev
11.05M
14:32/mi
2:06:20
↑ 1726.4%
213 ft elev
Finish· 13.11 mi
10:04/mi
2:27:03
↑ 97↓ 1140.2%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
1:11:3011:38 /mi⚡ faster
2nd Half
1:15:3310:51 /mi+5.7%
Positive split — 5.7% 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
21:4512:011.81 mi21:45
12:01
-
5.34M
1:02:4011:443.53 mi40:55
11:35
-0:26
6.15M
1:11:3011:380.81 mi8:50
10:55
-0:40
10.54M
1:58:5511:174.39 mi47:25
10:48
-0:07
11.05M
2:06:2011:260.51 mi7:25
14:32
+3:44
Finish(13.11 mi)
2:27:0311:132.06 mi20:43
10:04
-4:28
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:04 /mi

Average Pace

11:13 /mi

Slowest Pace

14:32 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:08:08

46% of race

Time at Steady Pace

1:11:30

49% of race

Time at Slower Pace

7:25

5% of race

Average Pace: 11:13 /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. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
1.81M1.81 mi6558278369965582783699
5.34M3.53 mi6019+5392454+329644+5556982283610
6.15M0.81 mi5760+2592314+140615+2940171402393
10.54M4.39 mi5026+7341921+393512+10339901394390
11.05M0.51 mi4928+981870+51503+936031244341
Finish(13.11 mi)2.06 mi4511+4171670+200454+492558790216

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 92%
~flat
+4ft-3ft

Overall

6558

Females

2783

F25-29

700

1.81M→5.34M

1.8 - 5.3 mi

Top 80%
×4story building
+80ft-74ft

Overall

5698

Females

2283

F25-29

611

5.34M→6.15M

5.3 - 6.2 mi

Top 57%
×10story building
+126ft-4ft

Overall

4017

Females

1402

F25-29

394

6.15M→10.54M

6.2 - 10.5 mi

Top 56%
×21story building
+230ft-361ft

Overall

3990

Females

1394

F25-29

390

10.54M→11.05M

10.5 - 11.1 mi

Top 51%
×14story building
+172ft-0ft

Overall

3603

Females

1244

F25-29

342

11.05M→Finish

11.1 - 13.1 mi

Top 36%
×7story building
+97ft-114ft

Overall

2558

Females

790

F25-29

216

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#6558
1.81M → 5.34M
28567*+539
#6558 → #6019
5.34M → 6.15M
2261+259
#6019 → #5760
6.15M → 10.54M
4738*+734
#5760 → #5026
10.54M → 11.05M
10108+98
#5026 → #4928
11.05M → Finish
0417*+417
#4928 → #4511
TOTALS
442091*+2047
#6558 → #4511

* 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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The San Francisco Marathon

The San Francisco Marathon

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