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SF MARATHON 1ST HALF 2025

Elaine Zhang

Bellevue, WA

Bib: 14350 F 22

0:00
0:00
/ mi
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Overall
#0 / 7100
Gender (Female)
#0 / 3107
F20-29
#0 / 410
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
10:35/mi
19:10
→ flat
5.34M
10:47/mi
57:13
↑ 80↓ 74
6.15M
11:16/mi
1:06:20
↑ 126
10.54M
10:59/mi
1:54:34
↑ 230↓ 361
11.05M
16:46/mi
2:03:07
↑ 172
Finish· 13.11 mi
11:47/mi
2:27:23
↑ 97↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
1:06:2010:47 /mi⚡ faster
2nd Half
1:21:0311:39 /mi+22.2%
Positive split — 22.2% 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
19:1010:351.81 mi19:10
10:35
-
5.34M
57:1310:433.53 mi38:03
10:47
+0:12
6.15M
1:06:2010:470.81 mi9:07
11:16
+0:29
10.54M
1:54:3410:524.39 mi48:14
10:59
-0:17
11.05M
2:03:0711:090.51 mi8:33
16:46
+5:47
Finish(13.11 mi)
2:27:2311:152.06 mi24:16
11:47
-4:59
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:35 /mi

Average Pace

11:15 /mi

Slowest Pace

16:46 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:18:50

94% of race

Time at Slower Pace

8:33

6% of race

Average Pace: 11:15 /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. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
1.81M1.81 mi5062193329750621933297
5.34M3.53 mi4792+2701789+144277+2047041739271
6.15M0.81 mi4731+611752+37282-544791622265
10.54M4.39 mi4459+2721609+143257+2542411518241
11.05M0.51 mi4533-741653-44263-650231963304
Finish(13.11 mi)2.06 mi4540-71686-33272-947311861300

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 71%
~flat
+4ft-3ft

Overall

5062

Females

1933

F20-24

298

1.81M→5.34M

1.8 - 5.3 mi

Top 66%
×4story building
+80ft-74ft

Overall

4704

Females

1739

F20-24

272

5.34M→6.15M

5.3 - 6.2 mi

Top 63%
×10story building
+126ft-4ft

Overall

4479

Females

1622

F20-24

266

6.15M→10.54M

6.2 - 10.5 mi

Top 60%
×21story building
+230ft-361ft

Overall

4241

Females

1518

F20-24

242

10.54M→11.05M

10.5 - 11.1 mi

Top 71%
×14story building
+172ft-0ft

Overall

5023

Females

1963

F20-24

305

11.05M→Finish

11.1 - 13.1 mi

Top 67%
×7story building
+97ft-114ft

Overall

4731

Females

1861

F20-24

300

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#5062
1.81M → 5.34M
149419*+270
#5062 → #4792
5.34M → 6.15M
44105+61
#4792 → #4731
6.15M → 10.54M
76348*+272
#4731 → #4459
10.54M → 11.05M
9117-74
#4459 → #4533
11.05M → Finish
8679*-7
#4533 → #4540
TOTALS
446968*+522
#5062 → #4540

* 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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The San Francisco Marathon

The San Francisco Marathon

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