Geoffrey Bian

East Palo Alto, CA

Bib: 13648 M 21

0:00
0:00
/ mi
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Overall
#0 / 7100
Top 9%
Gender (Male)
#0 / 3977
Top 13%
M20-29
#0 / 437
Top 19%
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
7:51/mi
14:13
→ flat
12 ft elev
5.34M
8:09/mi
42:58
8074
19 ft elev
6.15M
8:17/mi
49:40
1262.8%
149 ft elev
10.54M
8:04/mi
1:25:05
2303610.6%
20 ft elev
11.05M
10:00/mi
1:30:11
1726.4%
213 ft elev
Finish· 13.11 mi
9:01/mi
1:48:46
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
49:408:05 /mi⚡ faster
2nd Half
59:068:30 /mi+19.0%
Positive split — 19.0% 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
14:137:511.81 mi14:13
7:51
-
5.34M
42:588:033.53 mi28:45
8:09
+0:18
6.15M
49:408:050.81 mi6:42
8:17
+0:08
10.54M
1:25:058:044.39 mi35:25
8:04
-0:13
11.05M
1:30:118:100.51 mi5:06
10:00
+1:56
Finish(13.11 mi)
1:48:468:182.06 mi18:35
9:01
-0:59
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:51 /mi

Average Pace

8:18 /mi

Slowest Pace

10:00 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

14:13

13% of race

Time at Steady Pace

1:10:52

65% of race

Time at Slower Pace

23:41

22% of race

Average Pace: 8:18 /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 mi4844136948441369
5.34M3.53 mi640-156538-12579-1073260890
6.15M0.81 mi637+353881-254845977
10.54M4.39 mi569+68485+5375+655546681
11.05M0.51 mi520+49441+4474+137533060
Finish(13.11 mi)2.06 mi608-88513-7282-81205948150

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 7%
~flat
+4ft-3ft

Overall

484

Males

413

M20-24

69

1.81M→5.34M

1.8 - 5.3 mi

Top 10%
×4story building
+80ft-74ft

Overall

732

Males

608

M20-24

90

5.34M→6.15M

5.3 - 6.2 mi

Top 8%
×10story building
+126ft-4ft

Overall

548

Males

459

M20-24

77

6.15M→10.54M

6.2 - 10.5 mi

Top 8%
×21story building
+230ft-361ft

Overall

555

Males

466

M20-24

81

10.54M→11.05M

10.5 - 11.1 mi

Top 5%
×14story building
+172ft-0ft

Overall

375

Males

330

M20-24

60

11.05M→Finish

11.1 - 13.1 mi

Top 17%
×7story building
+97ft-114ft

Overall

1205

Males

948

M20-24

150

Passing Analysis

Category:
Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#484
1.81M5.34M
17923-156
#484 #640
5.34M6.15M
1417+3
#640 #637
6.15M10.54M
2088+68
#637 #569
10.54M11.05M
453+49
#569 #520
11.05MFinish
946*-88
#520 #608
TOTALS
311187*-124
#484 #608

* 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

Race Place Events

Race Place Events