Marissa Bialek
Bib: 22704•F•Age: 32
San Francisco, 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 | 08:55:08 | 12:59 | 10:49 | 12:59 | 10:49 | - |
4.9M | 4.90 mi | 09:33:26 | 51:17 | 10:28 | 38:18 | 10:21 | -0:28 |
11.9M | 11.90 mi | 10:53:30 | 2:11:21 | 11:02 | 1:20:04 | 11:26 | +1:05 |
Finish | 13.11 mi | 11:07:52 | 2:25:43 | 11:07 | 14:22 | 11:53 | +0:27 |
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
10:21 /mi
Average Pace
11:07 /mi
Slowest Pace
11:53 /mi
📊Segments
Segment Time Comparison
Time at Faster Pace
51:17
35% of race
Time at Steady Pace
1:34:26
65% of race
Time at Slower Pace
0:00
0% of race
Average Pace: 11:07 /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 | 08:55:08 | 12:59 | 10:49 | 12:59 | 10:49 | #2145 | |
4.9M | 4.90 mi | 09:33:26 | 51:17 | 10:28 | 38:18 | 10:21 | #2438 | |
11.9M | 11.90 mi | 10:53:30 | 2:11:21 | 11:02 | 1:20:04 | 11:26 | #2513 | |
Finish | 13.11 mi | 11:07:52 | 2:25:43 | 11:07 | 14:22 | 11:53 | #2511 |
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Females | F30-34 | Seg. Overall | Seg. Females | Seg. F30-34 |
|---|---|---|---|---|---|---|---|---|
| 1.2M | 1.20 mi | 1.20 mi | 2145 | 812 | 175 | 2145(Top 59%) | 812(Top 49%) | 175(Top 50%) |
| 4.9M | 4.90 mi | 3.70 mi | 2438-293 | 964-152 | 214-39 | 2505(Top 69%) | 1004(Top 61%) | 222(Top 63%) |
| 11.9M | 11.90 mi | 7.00 mi | 2513-75 | 1018-54 | 225-11 | 2542(Top 70%) | 1041(Top 63%) | 235(Top 67%) |
| Finish | 13.11 mi | 1.21 mi | 2511+2 | 1020-2 | 227-2 | 2499(Top 69%) | 1049(Top 64%) | 227(Top 65%) |
Segment Performance Analysis
Start → 1.2M
0.0 - 1.2 mi
Overall
2145
Females
812
F30-34
175
1.2M→4.9M
1.2 - 4.9 mi
Overall
2505
Females
1004
F30-34
223
4.9M→11.9M
4.9 - 11.9 mi
Overall
2542
Females
1041
F30-34
235
11.9M→Finish
11.9 - 13.1 mi
Overall
2499
Females
1049
F30-34
227
Passing Analysis
| Segment | Athletes Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start → 1.2M | - | - | - | - | #2145 |
| 1.2M → 4.9M | 52* | 345 | -293 | #2145 | #2438 |
| 4.9M → 11.9M | 71* | 146 | -75 | #2438 | #2513 |
| 11.9M → Finish | 24* | 22 | +2 | #2513 | #2511 |
| TOTALS | 147* | 513 | -366 |
* 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
