Christopher Zheng

Bib: 14741MAge: 28

Sunnyvale, CA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 7100
Gender (Male)
#0 / 3977
Division (M25-29)
#0 / 899
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
11:46/mi
21:17
→ flat
5.34M
11:35/mi
1:02:12
8074
6.15M
10:55/mi
1:11:02
1262.8%
10.54M
11:02/mi
1:59:30
2303610.6%
11.05M
15:47/mi
2:07:33
1726.4%
Finish· 13.11 mi
10:59/mi
2:30:09
971140.2%

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via 6.15MFaster
Distance6.15 mi
Time1:11:02
Pace11:33 /mi
2nd Half
Distance6.96 mi
Time1:19:07
Pace11:22 /mi
📊Positive Split: 11.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.81M
1.81 mi07:06:4521:1711:4621:17
11:46
-
5.34M
5.34 mi07:47:401:02:1211:3940:55
11:35
-0:11
6.15M
6.15 mi07:56:301:11:0211:338:50
10:55
-0:40
10.54M
10.54 mi08:44:581:59:3011:2048:28
11:02
+0:07
11.05M
11.05 mi08:53:012:07:3311:338:03
15:47
+4:45
Finish
13.11 mi09:15:372:30:0911:2722:36
10:59
-4:48

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

10:55 /mi

Average Pace

11:27 /mi

Slowest Pace

15:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:22:06

95% of race

Time at Slower Pace

8:03

5% of race

Average Pace: 11:27 /mi

Loading chart...
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 mi07:06:4521:1711:4621:17
11:46
#6395
5.34M
5.34 mi07:47:401:02:1211:3940:55
11:35
#5939
6.15M
6.15 mi07:56:301:11:0211:338:50
10:55
#5695
10.54M
10.54 mi08:44:581:59:3011:2048:28
11:02
#5104
11.05M
11.05 mi08:53:012:07:3311:338:03
15:47
#5058
Finish
13.11 mi09:15:372:30:0911:2722:36
10:59
#4814
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
1.81M1.81 mi1.81 mi639536958526395(Top 90%)3695(Top 93%)852(Top 95%)
5.34M5.34 mi3.53 mi5939+4563517+178817+355699(Top 80%)3402(Top 86%)800(Top 89%)
6.15M6.15 mi0.81 mi5695+2443409+108805+124018(Top 57%)2605(Top 66%)643(Top 72%)
10.54M10.54 mi4.39 mi5104+5913124+285752+534307(Top 61%)2746(Top 69%)661(Top 74%)
11.05M11.05 mi0.51 mi5058+463102+22746+64439(Top 63%)2762(Top 69%)666(Top 74%)
Finish13.11 mi2.06 mi4814+2442965+137714+323815(Top 54%)2408(Top 61%)580(Top 65%)

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 90%
~flat
+4ft-3ft

Overall

6395

Males

3695

M25-29

853

1.81M→5.34M

1.8 - 5.3 mi

Top 80%
×4story building
+80ft-74ft

Overall

5699

Males

3402

M25-29

801

5.34M→6.15M

5.3 - 6.2 mi

Top 57%
×10story building
+126ft-4ft

Overall

4018

Males

2605

M25-29

644

6.15M→10.54M

6.2 - 10.5 mi

Top 61%
×21story building
+230ft-361ft

Overall

4307

Males

2746

M25-29

662

10.54M→11.05M

10.5 - 11.1 mi

Top 63%
×14story building
+172ft-0ft

Overall

4439

Males

2762

M25-29

667

11.05M→Finish

11.1 - 13.1 mi

Top 54%
×7story building
+97ft-114ft

Overall

3815

Males

2408

M25-29

580

Passing Analysis

Category:
Athletes Passed
1649*
Passed By
68
Net Change
+1581
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.81M----#6395
1.81M5.34M488*32+456#6395#5939
5.34M6.15M2462+244#5939#5695
6.15M10.54M599*8+591#5695#5104
10.54M11.05M6418+46#5104#5058
11.05MFinish252*8+244#5058#4814
TOTALS1649*68+1581

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

📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events