Alexander Yao

San Francisco, CA

Bib: 11192 M 25

0:00
0:00
/ mi
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Overall
#0 / 5177
Top 14%
Gender (Male)
#0 / 2862
Top 20%
Division (M25-29)
#0 / 608
Top 22%
Race Day Weather
56°/46°F
overcast clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
2.13M
10:41/mi
22:45
→ flat
13 ft elev
6.62M
8:01/mi
58:46
299780.9%
239 ft elev
7.12M
13:04/mi
1:05:18
271.0%
269 ft elev
10.65M
7:52/mi
1:33:05
1273601.3%
48 ft elev
Finish· 13.11 mi
7:54/mi
1:52:30
2441141.0%
205 ft elev
Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent

The Course

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Half Splits

1st Half· via 6.62M
Distance6.62 mi
Time58:46
Pace8:53 /mi
2nd Half✓ Faster
Distance6.49 mi
Time53:44
Pace8:17 /mi
📊Negative Split: 8.6% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2.13M
2.13 mi07:27:5822:4510:4122:45
10:41
-
6.62M
6.62 mi08:03:5958:468:5336:01
8:01
-2:40
7.12M
7.12 mi08:10:311:05:189:106:32
13:04
+5:03
10.65M
10.65 mi08:38:181:33:058:4427:47
7:52
-5:12
Finish
13.11 mi08:57:431:52:308:3519:25
7:54
+0:02

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

7:52 /mi

Average Pace

8:35 /mi

Slowest Pace

13:04 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

1:23:13

74% of race

Time at Slower Pace

29:17

26% of race

Average Pace: 8:35 /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.

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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
2.13M
2.13 mi07:27:5822:4510:4122:45
10:41
#727
6.62M
6.62 mi08:03:5958:468:5336:01
8:01
#599
7.12M
7.12 mi08:10:311:05:189:106:32
13:04
#712
10.65M
10.65 mi08:38:181:33:058:4427:47
7:52
#693
Finish
13.11 mi08:57:431:52:308:3519:25
7:54
#714
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2.13M2.13 mi2.13 mi727569120727(Top 14%)569(Top 20%)120(Top 20%)
6.62M6.62 mi4.49 mi599+128475+94105+15560(Top 11%)450(Top 16%)102(Top 17%)
7.12M7.12 mi0.50 mi712-113561-86130-252190(Top 42%)1512(Top 53%)358(Top 59%)
10.65M10.65 mi3.53 mi693+19552+9129+1719(Top 14%)574(Top 20%)142(Top 23%)
Finish13.11 mi2.46 mi714-21564-12131-2886(Top 17%)690(Top 24%)161(Top 26%)

Segment Performance Analysis

Start → 2.13M

0.0 - 2.1 mi

Top 14%
~flat
+6ft-3ft

Overall

727

Males

569

M25-29

120

2.13M→6.62M

2.1 - 6.6 mi

Top 11%
×19story building
+299ft-78ft

Overall

560

Males

450

M25-29

103

6.62M→7.12M

6.6 - 7.1 mi

Top 42%
×2story building
+27ft-0ft

Overall

2190

Males

1512

M25-29

359

7.12M→10.65M

7.1 - 10.7 mi

Top 14%
×21story building
+127ft-360ft

Overall

719

Males

574

M25-29

143

10.65M→Finish

10.7 - 13.1 mi

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

Overall

886

Males

690

M25-29

161

Passing Analysis

Category:
Athletes Passed
236*
Passed By
223
Net Change
+13
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2.13M----#727
2.13M6.62M15527+128#727#599
6.62M7.12M2115-113#599#712
7.12M10.65M5233+19#712#693
10.65MFinish27*48-21#693#714
TOTALS236*223+13

* 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