Jackson Zeng
Bib: 23374•M•Age: 26
Oakland, CA
⏱️ Race Timeline
The Course
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Checkpoint Splits
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment Time | Segment Pace | Diff |
|---|---|---|---|---|---|---|---|
1.2M | 1.20 mi | 08:58:50 | 12:23 | 10:19 | 12:23 | 10:19 | - |
4.9M | 4.90 mi | 09:34:05 | 47:38 | 9:43 | 35:15 | 9:32 | -0:47 |
11.9M | 11.90 mi | 10:46:48 | 2:00:21 | 10:07 | 1:12:43 | 10:23 | +0:51 |
Finish | 13.11 mi | 11:00:40 | 2:14:13 | 10:14 | 13:52 | 11:28 | +1:05 |
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
9:32 /mi
Average Pace
10:14 /mi
Slowest Pace
11:28 /mi
📊Segments
Segment Time Comparison
Time at Faster Pace
35:15
26% of race
Time at Steady Pace
1:25:06
63% of race
Time at Slower Pace
13:52
10% of race
Average Pace: 10:14 /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 |
|---|---|---|---|---|---|---|---|---|
1.2M | 1.20 mi | 08:58:50 | 12:23 | 10:19 | 12:23 | 10:19 | #1727 | |
4.9M | 4.90 mi | 09:34:05 | 47:38 | 9:43 | 35:15 | 9:32 | #1874 | |
11.9M | 11.90 mi | 10:46:48 | 2:00:21 | 10:07 | 1:12:43 | 10:23 | #1946 | |
Finish | 13.11 mi | 11:00:40 | 2:14:13 | 10:14 | 13:52 | 11:28 | #1976 |
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Males | M25-29 | Seg. Overall | Seg. Males | Seg. M25-29 |
|---|---|---|---|---|---|---|---|---|
| 1.2M | 1.20 mi | 1.20 mi | 1727 | 1136 | 272 | 1727(Top 48%) | 1136(Top 58%) | 272(Top 59%) |
| 4.9M | 4.90 mi | 3.70 mi | 1874-147 | 1209-73 | 290-18 | 1932(Top 54%) | 1237(Top 63%) | 298(Top 65%) |
| 11.9M | 11.90 mi | 7.00 mi | 1946-72 | 1233-24 | 298-8 | 1982(Top 55%) | 1251(Top 64%) | 304(Top 66%) |
| Finish | 13.11 mi | 1.21 mi | 1976-30 | 1243-10 | 300-2 | 2314(Top 64%) | 1362(Top 70%) | 327(Top 71%) |
Segment Performance Analysis
Start → 1.2M
0.0 - 1.2 mi
Overall
1727
Males
1136
M25-29
272
1.2M→4.9M
1.2 - 4.9 mi
Overall
1932
Males
1237
M25-29
298
4.9M→11.9M
4.9 - 11.9 mi
Overall
1982
Males
1251
M25-29
304
11.9M→Finish
11.9 - 13.1 mi
Overall
2314
Males
1362
M25-29
327
Passing Analysis
| Segment | Athletes Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start → 1.2M | - | - | - | - | #1727 |
| 1.2M → 4.9M | 82* | 229 | -147 | #1727 | #1874 |
| 4.9M → 11.9M | 85* | 157 | -72 | #1874 | #1946 |
| 11.9M → Finish | 22* | 52 | -30 | #1946 | #1976 |
| TOTALS | 189* | 438 | -249 |
* Includes athletes who did not complete a segment (DNF/DNQ).
Passing Visuals
🔄Passing Circle
🌊Position Flow
🏃Race Lanes
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Race managed by
The San Francisco Marathon
