Mallory Rosso
Bib: 7370 •F •Age: 32
Derwood, MD

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
Splits & Pacing
Detailed breakdown of your race performance at each timing point
Half Splits
Checkpoint Splits
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment Time | Segment Pace | Diff |
|---|---|---|---|---|---|---|---|
5K | 3.11 mi | 07:33:28 | 26:54 | 8:40 | 26:54 | 8:40 | - |
10K | 6.21 mi | 08:00:43 | 54:09 | 8:43 | 27:15 | 8:47 | +0:07 |
15K | 9.32 mi | 08:28:14 | 1:21:40 | 8:46 | 27:31 | 8:52 | +0:05 |
20K | 12.43 mi | 08:56:00 | 1:49:26 | 8:49 | 27:46 | 8:57 | +0:05 |
Half | 13.10 mi | 09:01:50 | 1:55:16 | 8:49 | 5:50 | 8:43 | -0:14 |
25K | 15.53 mi | 09:23:20 | 2:16:46 | 8:49 | 21:30 | 8:50 | +0:07 |
30K | 18.64 mi | 09:51:31 | 2:44:57 | 8:51 | 28:11 | 9:05 | +0:15 |
35K | 21.75 mi | 10:20:54 | 3:14:20 | 8:57 | 29:23 | 9:28 | +0:23 |
40K | 24.85 mi | 10:49:32 | 3:42:58 | 8:59 | 28:38 | 9:13 | -0:15 |
Finish | 26.22 mi | 11:01:27 | 3:54:53 | 8:58 | 11:55 | 8:45 | -0:28 |
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
8:40 /mi
Average Pace
8:58 /mi
Slowest Pace
9:28 /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
2:56:52
75% of race
Time at Steady Pace
58:01
25% of race
Time at Slower Pace
0:00
0% of race
Average Pace: 8:57 /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 |
|---|---|---|---|---|---|---|---|---|
5K | 3.11 mi | 07:33:28 | 26:54 | 8:40 | 26:54 | 8:40 | #4734 | |
10K | 6.21 mi | 08:00:43 | 54:09 | 8:43 | 27:15 | 8:47 | #4964 | |
15K | 9.32 mi | 08:28:14 | 1:21:40 | 8:46 | 27:31 | 8:52 | #4961 | |
20K | 12.43 mi | 08:56:00 | 1:49:26 | 8:49 | 27:46 | 8:57 | #5027 | |
Half | 13.10 mi | 09:01:50 | 1:55:16 | 8:49 | 5:50 | 8:43 | #5033 | |
25K | 15.53 mi | 09:23:20 | 2:16:46 | 8:49 | 21:30 | 8:50 | #4985 | |
30K | 18.64 mi | 09:51:31 | 2:44:57 | 8:51 | 28:11 | 9:05 | #4954 | |
35K | 21.75 mi | 10:20:54 | 3:14:20 | 8:57 | 29:23 | 9:28 | #4946 | |
40K | 24.85 mi | 10:49:32 | 3:42:58 | 8:59 | 28:38 | 9:13 | #4846 | |
Finish | 26.22 mi | 11:01:27 | 3:54:53 | 8:58 | 11:55 | 8:45 | #4781 |
Rankings
Your position at each checkpoint and how you ranked in each segment
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Females | F30-34 | Seg. Overall | Seg. Females | Seg. F30-34 |
|---|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 3.11 mi | 4734 | 1372 | 338 | 4963(Top 59%) | 1449(Top 47%) | 351(Top 57%) |
| 10K | 6.21 mi | 3.10 mi | 4964-230 | 1465-93 | 352-14 | 5238(Top 63%) | 1557(Top 50%) | 374(Top 61%) |
| 15K | 9.32 mi | 3.11 mi | 4961+3 | 1455+10 | 350+2 | 4963(Top 59%) | 1449(Top 47%) | 351(Top 57%) |
| 20K | 12.43 mi | 3.11 mi | 5027-66 | 1475-20 | 356-6 | 5181(Top 62%) | 1532(Top 50%) | 378(Top 61%) |
| Half | 13.10 mi | 0.67 mi | 5033-6 | 1476-1 | 357-1 | 5090(Top 61%) | 1493(Top 48%) | 365(Top 59%) |
| 25K | 15.53 mi | 2.43 mi | 4985+48 | 1461+15 | 355+2 | 4831(Top 58%) | 1416(Top 46%) | 353(Top 57%) |
| 30K | 18.64 mi | 3.11 mi | 4954+31 | 1454+7 | 357-2 | 4977(Top 59%) | 1489(Top 48%) | 365(Top 59%) |
| 35K | 21.75 mi | 3.11 mi | 4946+8 | 1469-15 | 358-1 | 4914(Top 59%) | 1516(Top 49%) | 365(Top 59%) |
| 40K | 24.85 mi | 3.10 mi | 4846+100 | 1451+18 | 362-4 | 4319(Top 52%) | 1346(Top 44%) | 331(Top 54%) |
| Finish | 26.22 mi | 1.37 mi | 4781+65 | 1434+17 | 356+6 | 3931(Top 47%) | 1194(Top 39%) | 312(Top 51%) |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
4963
Females
1449
F30-34
351
5K→10K
3.1 - 6.2 mi
Overall
5238
Females
1557
F30-34
374
10K→15K
6.2 - 9.3 mi
Overall
4963
Females
1449
F30-34
351
15K→20K
9.3 - 12.4 mi
Overall
5181
Females
1532
F30-34
378
20K→Half
12.4 - 13.1 mi
Overall
5090
Females
1493
F30-34
365
Half→25K
13.1 - 15.5 mi
Overall
4831
Females
1416
F30-34
353
25K→30K
15.5 - 18.6 mi
Overall
4977
Females
1489
F30-34
365
30K→35K
18.6 - 21.8 mi
Overall
4914
Females
1516
F30-34
365
35K→40K
21.8 - 24.9 mi
Overall
4319
Females
1346
F30-34
331
40K→Finish
24.9 - 26.2 mi
Overall
3931
Females
1194
F30-34
312
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 → 5K | - | - | - | - | #4734 |
| 5K → 10K | 11 | 200 | -230 | #4734 | #4964 |
| 10K → 15K | 49 | 46 | +3 | #4964 | #4961 |
| 15K → 20K | 24 | 90 | -66 | #4961 | #5027 |
| 20K → Half | 5 | 11 | -6 | #5027 | #5033 |
| Half → 25K | 69 | 21 | +48 | #5033 | #4985 |
| 25K → 30K | 68 | 37 | +31 | #4985 | #4954 |
| 30K → 35K | 77 | 69 | +8 | #4954 | #4946 |
| 35K → 40K | 140 | 40 | +100 | #4946 | #4846 |
| 40K → Finish | 73 | 8 | +65 | #4846 | #4781 |
| TOTALS | 516 | 522 | -47 |
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
Qualifying & Age Grade
See how your performance stacks up against qualifying standards
Boston Qualifying analysis available
NYC Marathon Qualifying analysis available
Finisher Certificate
Download and share your official race completion certificate
Your certificate is generated on-demand and can be shared on social media or saved for your records
Activity Data
Upload your GPX file to see detailed activity metrics
Upload your GPX file
Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps
.gpx files up to 10MB
Export & Support
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Export Track Data
Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.
Questions or issues regarding timing data?
If you notice any discrepancies in your timing data or have questions about your results, our support team can help.
Contact Race SupportQuick Links
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