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SF MARATHON 1ST HALF 2025

Yahui Yang

Fremont, CA

Bib: 15682 F 51

0:00
0:00
/ mi
Masters
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Overall
#0 / 7100
Gender (Female)
#0 / 3107
Masters (Masters Women)
#0 / 776
Division (F50-54)
#0 / 149
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
11:28/mi
20:45
→ flat
5.34M
13:29/mi
1:08:20
↑ 80↓ 74
6.15M
15:10/mi
1:20:37
↑ 126
10.54M
15:34/mi
2:28:58
↑ 230↓ 361
11.05M
23:00/mi
2:40:42
↑ 172
Finish· 13.11 mi
17:26/mi
3:16:35
↑ 97↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
1:20:3713:07 /mi⚡ faster
2nd Half
1:55:5816:40 /mi+43.8%
Positive split — 43.8% 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
20:4511:281.81 mi20:45
11:28
-
5.34M
1:08:2012:483.53 mi47:35
13:29
+2:01
6.15M
1:20:3713:070.81 mi12:17
15:10
+1:41
10.54M
2:28:5814:084.39 mi1:08:21
15:34
+0:24
11.05M
2:40:4214:330.51 mi11:44
23:00
+7:26
Finish(13.11 mi)
3:16:3515:002.06 mi35:53
17:26
-5:34
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

11:28 /mi

Average Pace

15:00 /mi

Slowest Pace

23:00 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:08:20

35% of race

Time at Steady Pace

1:20:38

41% of race

Time at Slower Pace

47:37

24% of race

Average Pace: 15:00 /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. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
1.81M1.81 mi6194256511461942565114
5.34M3.53 mi6666-4722834-269127-1367972908135
6.15M0.81 mi6708-422860-2612768502960139
10.54M4.39 mi6852-1442957-97141-1469413025145
11.05M0.51 mi6876-242973-1614170273074147
Finish(13.11 mi)2.06 mi6903-272995-22143-269303027142

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 87%
~flat
+4ft-3ft

Overall

6194

Females

2565

F50-54

116

1.81M→5.34M

1.8 - 5.3 mi

Top 96%
×4story building
+80ft-74ft

Overall

6797

Females

2908

F50-54

136

5.34M→6.15M

5.3 - 6.2 mi

Top 96%
×10story building
+126ft-4ft

Overall

6850

Females

2960

F50-54

140

6.15M→10.54M

6.2 - 10.5 mi

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

Overall

6941

Females

3025

F50-54

146

10.54M→11.05M

10.5 - 11.1 mi

Top 99%
×14story building
+172ft-0ft

Overall

7027

Females

3074

F50-54

148

11.05M→Finish

11.1 - 13.1 mi

Top 98%
×7story building
+97ft-114ft

Overall

6930

Females

3027

F50-54

142

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#6194
1.81M → 5.34M
49523*-472
#6194 → #6666
5.34M → 6.15M
5816-42
#6666 → #6708
6.15M → 10.54M
16117*-144
#6708 → #6852
10.54M → 11.05M
251-24
#6852 → #6876
11.05M → Finish
4518*-27
#6876 → #6903
TOTALS
78475*-709
#6194 → #6903

* 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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