Xiaoxiang Ren
Bib: 24180•M•Age: 35
Burlingame, CA
⏱️ Race Timeline
The Course
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.
Checkpoint Splits
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment Time | Segment Pace | Diff |
|---|---|---|---|---|---|---|---|
2.95M | 2.95 mi | 08:57:02 | 28:06 | 9:31 | 28:06 | 9:31 | - |
5M | 5.00 mi | 09:18:54 | 49:58 | 10:00 | 21:52 | 10:40 | +1:09 |
10.9M | 10.90 mi | 10:21:50 | 1:52:54 | 10:21 | 1:02:56 | 10:40 | 0:00 |
Finish | 13.11 mi | 10:45:49 | 2:16:53 | 10:27 | 23:59 | 10:51 | +0:11 |
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
9:31 /mi
Average Pace
10:27 /mi
Slowest Pace
10:51 /mi
📊Segments
Segment Time Comparison
Time at Faster Pace
28:06
21% of race
Time at Steady Pace
1:48:47
79% of race
Time at Slower Pace
0:00
0% of race
Average Pace: 10:26 /mi
🎨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.
Click or hover over segments to see details
✨Sparklines
Checkpoint Splits with Pace Trends
Overall Pace Trend
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment | Pace | Trend | Rank |
|---|---|---|---|---|---|---|---|---|
2.95M | 2.95 mi | 08:57:02 | 28:06 | 9:31 | 28:06 | 9:31 | #1543 | |
5M | 5.00 mi | 09:18:54 | 49:58 | 10:00 | 21:52 | 10:40 | #1617 | |
10.9M | 10.90 mi | 10:21:50 | 1:52:54 | 10:21 | 1:02:56 | 10:40 | #1845 | |
Finish | 13.11 mi | 10:45:49 | 2:16:53 | 10:27 | 23:59 | 10:51 | #1828 |
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Males | M35-39 | Seg. Overall | Seg. Males | Seg. M35-39 |
|---|---|---|---|---|---|---|---|---|
| 2.95M | 2.95 mi | 2.95 mi | 1543 | 1009 | 151 | 1543(Top 45%) | 1009(Top 57%) | 151(Top 59%) |
| 5M | 5.00 mi | 2.05 mi | 1617-74 | 1038-29 | 156-5 | 1719(Top 51%) | 1087(Top 62%) | 161(Top 63%) |
| 10.9M | 10.90 mi | 5.90 mi | 1845-228 | 1147-109 | 175-19 | 2002(Top 59%) | 1210(Top 69%) | 186(Top 73%) |
| Finish | 13.11 mi | 2.21 mi | 1828+17 | 1135+12 | 173+2 | 1822(Top 54%) | 1090(Top 62%) | 167(Top 65%) |
Segment Performance Analysis
Start → 2.95M
0.0 - 3.0 mi
Overall
1543
Males
1009
M35-39
151
2.95M→5M
3.0 - 5.0 mi
Overall
1719
Males
1087
M35-39
161
5M→10.9M
5.0 - 10.9 mi
Overall
2002
Males
1210
M35-39
186
10.9M→Finish
10.9 - 13.1 mi
Overall
1822
Males
1090
M35-39
167
Passing Analysis
| Segment | Athletes Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start → 2.95M | - | - | - | - | #1543 |
| 2.95M → 5M | 27* | 101 | -74 | #1543 | #1617 |
| 5M → 10.9M | 19 | 247 | -228 | #1617 | #1845 |
| 10.9M → Finish | 59* | 42 | +17 | #1845 | #1828 |
| TOTALS | 105* | 390 | -285 |
* Includes athletes who did not complete a segment (DNF/DNQ).
Passing Visuals
🔄Passing Circle
🌊Position Flow
🏃Race Lanes
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 SupportQuick Links
Find another athlete or browse the full results
Public Race Data
Enhanced athlete results built from publicly available data.
Race managed by
The San Francisco Marathon
