Yifen Su

San Jose, CA

Bib: 14323 F 40

0:00
0:00
/ mi
Masters
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Overall
#0 / 7100
Top 32%
Gender (Female)
#0 / 3107
Top 20%
Masters (Masters Women)
#0 / 776
Top 13%
Division (F40-44)
#0 / 244
Top 16%
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
9:53/mi
17:53
→ flat
12 ft elev
5.34M
9:34/mi
51:40
8074
19 ft elev
6.15M
9:31/mi
59:22
1262.8%
149 ft elev
10.54M
9:25/mi
1:40:43
2303610.6%
20 ft elev
11.05M
12:09/mi
1:46:55
1726.4%
213 ft elev
Finish· 13.11 mi
9:42/mi
2:06:54
971140.2%
205 ft elev
Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
59:229:39 /mi⚡ faster
2nd Half
1:07:329:42 /mi+13.8%
Positive split — 13.8% 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
17:539:531.81 mi17:53
9:53
-
5.34M
51:409:413.53 mi33:47
9:34
-0:19
6.15M
59:229:390.81 mi7:42
9:31
-0:03
10.54M
1:40:439:334.39 mi41:21
9:25
-0:06
11.05M
1:46:559:410.51 mi6:12
12:09
+2:44
Finish(13.11 mi)
2:06:549:412.06 mi19:59
9:42
-2:27
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:25 /mi

Average Pace

9:41 /mi

Slowest Pace

12:09 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:00:42

95% of race

Time at Slower Pace

6:12

5% of race

Average Pace: 9:41 /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 mi36621216773662121677
5.34M3.53 mi2972+690896+32055+22274481552
6.15M0.81 mi2818+154833+6353+2198349226
10.54M4.39 mi2451+367686+14741+12211155431
11.05M0.51 mi2375+76664+2240+1177444328
Finish(13.11 mi)2.06 mi2280+95632+3239+1209557832

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 52%
~flat
+4ft-3ft

Overall

3662

Females

1216

F40-44

77

1.81M→5.34M

1.8 - 5.3 mi

Top 39%
×4story building
+80ft-74ft

Overall

2744

Females

815

F40-44

52

5.34M→6.15M

5.3 - 6.2 mi

Top 28%
×10story building
+126ft-4ft

Overall

1983

Females

492

F40-44

26

6.15M→10.54M

6.2 - 10.5 mi

Top 30%
×21story building
+230ft-361ft

Overall

2111

Females

554

F40-44

31

10.54M→11.05M

10.5 - 11.1 mi

Top 25%
×14story building
+172ft-0ft

Overall

1774

Females

443

F40-44

28

11.05M→Finish

11.1 - 13.1 mi

Top 30%
×7story building
+97ft-114ft

Overall

2095

Females

578

F40-44

32

Passing Analysis

Category:
Passed
1473*
Passed By
91
Net Change
+1382
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.81M----#3662
1.81M5.34M718*28+690#3662#2972
5.34M6.15M1573+154#2972#2818
6.15M10.54M384*17+367#2818#2451
10.54M11.05M9418+76#2451#2375
11.05MFinish120*25+95#2375#2280
TOTALS1473*91+1382

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Charts

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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

Race Place Events

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