Sean Zhang

Bib: 19009MAge: 21

San Jose, CA

0:00
0:00
/ mi
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Overall
#0 / 7100
Top 11%
Gender (Male)
#0 / 3977
Top 17%
M20-29
#0 / 437
Top 24%
Race Day Weather
56°/46°F
light rain

⏱️ Race Timeline

Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
1.81M
7:45/mi
14:01
→ flat
5.34M
7:45/mi
41:22
8074
6.15M
8:56/mi
48:36
1262.8%
10.54M
8:33/mi
1:26:07
2303610.6%
11.05M
12:39/mi
1:32:34
1726.4%
Finish· 13.11 mi
9:08/mi
1:51:23
971140.2%

The Course

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Half Splits

1st Half· via 6.15MFaster
Distance6.15 mi
Time48:36
Pace7:54 /mi
2nd Half
Distance6.96 mi
Time1:02:47
Pace9:01 /mi
📊Positive Split: 29.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.81M
1.81 mi06:56:0214:017:4514:01
7:45
-
5.34M
5.34 mi07:23:2341:227:4527:21
7:45
0:00
6.15M
6.15 mi07:30:3748:367:547:14
8:56
+1:11
10.54M
10.54 mi08:08:081:26:078:1037:31
8:33
-0:23
11.05M
11.05 mi08:14:351:32:348:236:27
12:39
+4:06
Finish
13.11 mi08:33:241:51:238:3018:49
9:08
-3:31

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

7:45 /mi

Average Pace

8:30 /mi

Slowest Pace

12:39 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

41:22

37% of race

Time at Steady Pace

1:03:34

57% of race

Time at Slower Pace

6:27

6% of race

Average Pace: 8:30 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
1.81M
1.81 mi06:56:0214:017:4514:01
7:45
#395
5.34M
5.34 mi07:23:2341:227:4527:21
7:45
#375
6.15M
6.15 mi07:30:3748:367:547:14
8:56
#453
10.54M
10.54 mi08:08:081:26:078:1037:31
8:33
#668
11.05M
11.05 mi08:14:351:32:348:236:27
12:39
#745
Finish
13.11 mi08:33:241:51:238:3018:49
9:08
#802
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM20-29Seg. OverallSeg. MalesSeg. M20-29
1.81M1.81 mi1.81 mi39534154395(Top 6%)341(Top 9%)54(Top 12%)
5.34M5.34 mi3.53 mi375+20323+1856-2377(Top 5%)322(Top 8%)56(Top 13%)
6.15M6.15 mi0.81 mi453-78385-6263-71203(Top 17%)959(Top 24%)155(Top 35%)
10.54M10.54 mi4.39 mi668-215562-17789-26994(Top 14%)819(Top 21%)135(Top 31%)
11.05M11.05 mi0.51 mi745-77623-6197-82156(Top 30%)1551(Top 39%)232(Top 53%)
Finish13.11 mi2.06 mi802-57666-43104-71339(Top 19%)1042(Top 26%)166(Top 38%)

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 6%
~flat
+4ft-3ft

Overall

395

Males

341

M20-24

54

1.81M→5.34M

1.8 - 5.3 mi

Top 5%
×4story building
+80ft-74ft

Overall

377

Males

322

M20-24

56

5.34M→6.15M

5.3 - 6.2 mi

Top 17%
×10story building
+126ft-4ft

Overall

1203

Males

959

M20-24

155

6.15M→10.54M

6.2 - 10.5 mi

Top 14%
×21story building
+230ft-361ft

Overall

994

Males

819

M20-24

135

10.54M→11.05M

10.5 - 11.1 mi

Top 30%
×14story building
+172ft-0ft

Overall

2156

Males

1551

M20-24

232

11.05M→Finish

11.1 - 13.1 mi

Top 19%
×7story building
+97ft-114ft

Overall

1339

Males

1042

M20-24

166

Passing Analysis

Category:
Athletes Passed
74*
Passed By
481
Net Change
-407
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.81M----#395
1.81M5.34M5131+20#395#375
5.34M6.15M078-78#375#453
6.15M10.54M8223-215#453#668
10.54M11.05M481-77#668#745
11.05MFinish11*68-57#745#802
TOTALS74*481-407

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

📊

Passing Visuals

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

Race Place Events

Race Place Events