Christopher Chang
Burlingame, CA
Bib: 516 M 36
⏱️ Race Timeline
The Course
Claim it for a free AI report on this race
A one-of-a-kind AI Race Performance Report that reads your race like a coach. A plain-English story of how you raced, where you surged and faded, and what it all means. Emailed to you, free.
Half Splits
Checkpoint Splits
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment Time | Segment Pace | Diff |
|---|---|---|---|---|---|---|---|
1st Marathon TOD | 26.22 mi | 27:22:05 | 5:07:05 | 11:43 | 5:07:05 | 11:43 | - |
Finish | 52.40 mi | 32:37:39 | 10:22:39 | 11:53 | 5:15:34 | 12:03 | +0:20 |
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
11:43 /mi
Average Pace
11:53 /mi
Slowest Pace
12:03 /mi
📊Segments
Segment Time Comparison
Time at Faster Pace
10:22:39
100% of race
Time at Steady Pace
0:00
0% of race
Time at Slower Pace
0:00
0% of race
Average Pace: 11:53 /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 |
|---|---|---|---|---|---|---|---|---|
1st Marathon TOD | 26.22 mi | 27:22:05 | 5:07:05 | 11:43 | 5:07:05 | 11:43 | #70 | |
Finish | 52.40 mi | 32:37:39 | 10:22:39 | 11:53 | 5:15:34 | 12:03 | #60 |
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Males | Overall Male | Seg. Overall | Seg. Males | Seg. Overall Male |
|---|---|---|---|---|---|---|---|---|
| 1st Marathon TOD | 26.22 mi | 26.22 mi | 70 | 54 | 54 | 70(Top 64%) | 54(Top 64%) | 54(Top 64%) |
| Finish | 52.40 mi | 26.18 mi | 60+10 | 44+10 | 44+10 | 50(Top 45%) | 37(Top 44%) | 37(Top 44%) |
Segment Performance Analysis
Start → 1st Marathon TOD
0.0 - 26.2 mi
Overall
70
Males
54
M35-39
12
1st Marathon TOD→Finish
26.2 - 52.4 mi
Overall
50
Males
37
M35-39
8
Passing Analysis
| Segment | Athletes Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start → 1st Marathon TOD | - | - | - | - | #70 |
| 1st Marathon TOD → Finish | 12 | 2 | +10 | #70 | #60 |
| TOTALS | 12 | 2 | +10 |
Passing Visuals
🔄Passing Circle
🌊Position Flow
🏃Race Lanes
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Official Timing Data
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Race managed by
The San Francisco Marathon
