Donnel Zhu
Bib: 20119•M•Age: 23
San Francisco, TX
Race Timeline and Course Information
Your journey through the course with elevation, pacing, and checkpoint details
⏱️ Race Timeline
Watch your race unfold from start to finish
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Splits & Pacing
Detailed breakdown of your race performance at each timing point
Checkpoint Splits
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment Time | Segment Pace | Diff |
|---|---|---|---|---|---|---|---|
1.2M | 1.20 mi | 08:51:42 | 11:12 | 9:20 | 11:12 | 9:20 | - |
4.9M | 4.90 mi | 09:21:31 | 41:01 | 8:22 | 29:49 | 8:03 | -1:17 |
11.9M | 11.90 mi | 10:25:44 | 1:45:14 | 8:51 | 1:04:13 | 9:10 | +1:07 |
Finish | 13.11 mi | 10:38:54 | 1:58:24 | 9:02 | 13:10 | 10:53 | +1:43 |
Checkpoint Splits Visualizations
Explore your race data through different visual perspectives. Scroll to discover each visualization.
📈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
8:03 /mi
Average Pace
9:02 /mi
Slowest Pace
10:53 /mi
📊Segments
Segment Time Comparison
Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.
Time at Faster Pace
29:49
25% of race
Time at Steady Pace
1:15:25
64% of race
Time at Slower Pace
13:10
11% of race
Average Pace: 9:02 /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
Enhanced split table showing pace trends through mini sparkline visualizations.
Overall Pace Trend
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment | Pace | Trend | Rank |
|---|---|---|---|---|---|---|---|---|
1.2M | 1.20 mi | 08:51:42 | 11:12 | 9:20 | 11:12 | 9:20 | #976 | |
4.9M | 4.90 mi | 09:21:31 | 41:01 | 8:22 | 29:49 | 8:03 | #797 | |
11.9M | 11.90 mi | 10:25:44 | 1:45:14 | 8:51 | 1:04:13 | 9:10 | #1025 | |
Finish | 13.11 mi | 10:38:54 | 1:58:24 | 9:02 | 13:10 | 10:53 | #1126 |
Rankings
Your position at each checkpoint and how you ranked in each segment
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Males | M20-29 | Seg. Overall | Seg. Males | Seg. M20-29 |
|---|---|---|---|---|---|---|---|---|
| 1.2M | 1.20 mi | 1.20 mi | 976 | 715 | 88 | 976(Top 27%) | 715(Top 37%) | 88(Top 38%) |
| 4.9M | 4.90 mi | 3.70 mi | 797+179 | 604+111 | 74+14 | 752(Top 21%) | 569(Top 29%) | 70(Top 30%) |
| 11.9M | 11.90 mi | 7.00 mi | 1025-228 | 755-151 | 94-20 | 1196(Top 33%) | 843(Top 43%) | 105(Top 45%) |
| Finish | 13.11 mi | 1.21 mi | 1126-101 | 810-55 | 98-4 | 2032(Top 56%) | 1250(Top 64%) | 162(Top 70%) |
Segment Performance Analysis
Start → 1.2M
0.0 - 1.2 mi
Overall
976
Males
715
M20-24
88
1.2M→4.9M
1.2 - 4.9 mi
Overall
752
Males
569
M20-24
70
4.9M→11.9M
4.9 - 11.9 mi
Overall
1196
Males
843
M20-24
105
11.9M→Finish
11.9 - 13.1 mi
Overall
2032
Males
1250
M20-24
162
Passing
Athletes you passed and who passed you throughout the race
Passing Analysis
| Segment | Athletes Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start → 1.2M | - | - | - | - | #976 |
| 1.2M → 4.9M | 208* | 29 | +179 | #976 | #797 |
| 4.9M → 11.9M | 23 | 251 | -228 | #797 | #1025 |
| 11.9M → Finish | 3* | 104 | -101 | #1025 | #1126 |
| TOTALS | 234* | 384 | -150 |
* Includes athletes who did not complete a segment (DNF/DNQ).
Passing Analysis Visualizations
Explore your passing analysis through 5 different visualizations. Scroll to discover each one.
📈Position Graph
🎨Heatmap Timeline
🔄Passing Circle
🌊Position Flow
🏃Race Lanes
Activity Data
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Official Timing Data
Enhanced athlete results built from official timing data.
Race managed by
The San Francisco Marathon
