Boyu Zhang

Santa Clara, CA

Bib: 15642 M 24

0:00
0:00
/ mi
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Overall
#0 / 5177
Top 15%
Gender (Male)
#0 / 2862
Top 21%
M20-29
#0 / 280
Top 31%
Race Day Weather
56°/46°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2.13M
11:10/mi
23:48
→ flat
6.62M
8:00/mi
59:44
29978
7.12M
11:46/mi
1:05:37
27
10.65M
7:48/mi
1:33:10
127360
Finish· 13.11 mi
8:14/mi
1:53:25
244114
Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
59:449:01 /mi+10.1%
2nd Half
53:418:16 /mi✓ faster
Negative split — 10.1% faster in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
2.13M
23:4811:102.13 mi23:48
11:10
-
6.62M
59:449:014.49 mi35:56
8:00
-3:10
7.12M
1:05:379:130.50 mi5:53
11:46
+3:46
10.65M
1:33:108:453.53 mi27:33
7:48
-3:58
Finish(13.11 mi)
1:53:258:392.46 mi20:15
8:14
+0:26
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:48 /mi

Average Pace

8:39 /mi

Slowest Pace

11:46 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

1:23:44

74% of race

Time at Slower Pace

29:41

26% of race

Average Pace: 8:39 /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
2.13M2.13 mi11668781211166878121
6.62M4.49 mi714+452561+31775+4653943660
7.12M0.50 mi751-37587-2681-613241009136
10.65M3.53 mi700+51556+3178+366053474
Finish(13.11 mi)2.46 mi775-75609-5388-101206904125

Segment Performance Analysis

Start → 2.13M

0.0 - 2.1 mi

Top 23%
~flat
+6ft-3ft

Overall

1166

Males

878

M20-24

121

2.13M→6.62M

2.1 - 6.6 mi

Top 10%
×19story building
+299ft-78ft

Overall

539

Males

436

M20-24

60

6.62M→7.12M

6.6 - 7.1 mi

Top 26%
×2story building
+27ft-0ft

Overall

1324

Males

1009

M20-24

136

7.12M→10.65M

7.1 - 10.7 mi

Top 13%
×21story building
+127ft-360ft

Overall

660

Males

534

M20-24

74

10.65M→Finish

10.7 - 13.1 mi

Top 23%
×17story building
+244ft-114ft

Overall

1206

Males

904

M20-24

125

Passing Analysis

Category:
Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 2.13M-#1166
2.13M6.62M
8460+452
#1166 #714
6.62M7.12M
5215-37
#714 #751
7.12M10.65M
2071+51
#751 #700
10.65MFinish
9015*-75
#700 #775
TOTALS
170561*+391
#1166 #775

* 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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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events