Jason Yu

Mountain View, CA

Bib: 15384 M 24

0:00
0:00
/ mi
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Overall
#0 / 7100
Top 23%
Gender (Male)
#0 / 3977
Top 31%
M20-29
#0 / 437
Top 43%
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
9:24/mi
17:01
→ flat
5.34M
9:11/mi
49:25
8074
6.15M
9:28/mi
57:05
126
10.54M
9:07/mi
1:37:05
230361
11.05M
10:10/mi
1:42:16
172
Finish· 13.11 mi
8:53/mi
2:00:33
97114
Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
57:059:17 /mi⚡ faster
2nd Half
1:03:289:07 /mi+11.2%
Positive split — 11.2% 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
17:019:241.81 mi17:01
9:24
-
5.34M
49:259:153.53 mi32:24
9:11
-0:13
6.15M
57:059:170.81 mi7:40
9:28
+0:17
10.54M
1:37:059:134.39 mi40:00
9:07
-0:21
11.05M
1:42:169:150.51 mi5:11
10:10
+1:03
Finish(13.11 mi)
2:00:339:122.06 mi18:17
8:53
-1:17
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:53 /mi

Average Pace

9:12 /mi

Slowest Pace

10:10 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:55:22

96% of race

Time at Steady Pace

5:11

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:12 /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. DistOverallMalesM20-29Seg. OverallSeg. MalesSeg. M20-29
1.81M1.81 mi2685190726726851907267
5.34M3.53 mi2252+4331643+264241+2621121569232
6.15M0.81 mi2183+691604+39238+318981439222
10.54M4.39 mi1915+2681433+171211+2717041305196
11.05M0.51 mi1764+1511343+90203+844938973
Finish(13.11 mi)2.06 mi1619+1451245+98189+141048838135

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 38%
~flat
+4ft-3ft

Overall

2685

Males

1907

M20-24

267

1.81M→5.34M

1.8 - 5.3 mi

Top 30%
×4story building
+80ft-74ft

Overall

2112

Males

1569

M20-24

232

5.34M→6.15M

5.3 - 6.2 mi

Top 27%
×10story building
+126ft-4ft

Overall

1898

Males

1439

M20-24

222

6.15M→10.54M

6.2 - 10.5 mi

Top 24%
×21story building
+230ft-361ft

Overall

1704

Males

1305

M20-24

196

10.54M→11.05M

10.5 - 11.1 mi

Top 6%
×14story building
+172ft-0ft

Overall

449

Males

389

M20-24

73

11.05M→Finish

11.1 - 13.1 mi

Top 15%
×7story building
+97ft-114ft

Overall

1048

Males

838

M20-24

135

Passing Analysis

Category:
Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#2685
1.81M5.34M
35468*+433
#2685 #2252
5.34M6.15M
1786+69
#2252 #2183
6.15M10.54M
25293*+268
#2183 #1915
10.54M11.05M
0151+151
#1915 #1764
11.05MFinish
5150*+145
#1764 #1619
TOTALS
821148*+1066
#2685 #1619

* 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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