Mareike De Groot
Bib: 16872•F•Age: 25
Boston, MA
⏱️ Race Timeline
The Course
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Checkpoint Splits
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment Time | Segment Pace | Diff |
|---|---|---|---|---|---|---|---|
2.95M | 2.95 mi | 09:29:34 | 34:32 | 11:42 | 34:32 | 11:42 | - |
5M | 5.00 mi | 09:54:11 | 59:09 | 11:50 | 24:37 | 12:01 | +0:19 |
10.9M | 10.90 mi | 10:59:55 | 2:04:53 | 11:27 | 1:05:44 | 11:08 | -0:53 |
Finish | 13.11 mi | 11:24:17 | 2:29:15 | 11:23 | 24:22 | 11:02 | -0:06 |
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
11:02 /mi
Average Pace
11:23 /mi
Slowest Pace
12:01 /mi
📊Segments
Segment Time Comparison
Time at Faster Pace
1:30:06
60% of race
Time at Steady Pace
59:09
40% of race
Time at Slower Pace
0:00
0% of race
Average Pace: 11:23 /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 | 09:29:34 | 34:32 | 11:42 | 34:32 | 11:42 | #2223 | |
5M | 5.00 mi | 09:54:11 | 59:09 | 11:50 | 24:37 | 12:01 | #2161 | |
10.9M | 10.90 mi | 10:59:55 | 2:04:53 | 11:27 | 1:05:44 | 11:08 | #1996 | |
Finish | 13.11 mi | 11:24:17 | 2:29:15 | 11:23 | 24:22 | 11:02 | #1925 |
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Females | F25-29 | Seg. Overall | Seg. Females | Seg. F25-29 |
|---|---|---|---|---|---|---|---|---|
| 2.95M | 2.95 mi | 2.95 mi | 2223 | 962 | 286 | 2223(Top 83%) | 962(Top 76%) | 286(Top 83%) |
| 5M | 5.00 mi | 2.05 mi | 2161+62 | 913+49 | 275+11 | 2087(Top 78%) | 875(Top 69%) | 266(Top 78%) |
| 10.9M | 10.90 mi | 5.90 mi | 1996+165 | 831+82 | 252+23 | 1827(Top 68%) | 749(Top 59%) | 229(Top 67%) |
| Finish | 13.11 mi | 2.21 mi | 1925+71 | 799+32 | 243+9 | 1620(Top 61%) | 668(Top 53%) | 202(Top 59%) |
Segment Performance Analysis
Start → 2.95M
0.0 - 3.0 mi
Overall
2223
Females
962
F25-29
290
2.95M→5M
3.0 - 5.0 mi
Overall
2087
Females
875
F25-29
268
5M→10.9M
5.0 - 10.9 mi
Overall
1827
Females
749
F25-29
230
10.9M→Finish
10.9 - 13.1 mi
Overall
1620
Females
668
F25-29
202
Passing Analysis
| Segment | Athletes Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start → 2.95M | - | - | - | - | #2223 |
| 2.95M → 5M | 77* | 15 | +62 | #2223 | #2161 |
| 5M → 10.9M | 173* | 8 | +165 | #2161 | #1996 |
| 10.9M → Finish | 73* | 2 | +71 | #1996 | #1925 |
| TOTALS | 323* | 25 | +298 |
* 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
