Kayla Pierce
Bib: 1074 •F •Age: 35
Tewksbury, MA

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 | 07:37:24 | 28:32 | 9:12 | 28:32 | 9:12 | - |
10K | 6.21 mi | 08:05:17 | 56:25 | 9:05 | 27:53 | 8:59 | -0:13 |
15K | 9.32 mi | 08:33:27 | 1:24:35 | 9:05 | 28:10 | 9:04 | +0:05 |
20K | 12.43 mi | 09:01:42 | 1:52:50 | 9:05 | 28:15 | 9:06 | +0:02 |
Half | 13.10 mi | 09:07:38 | 1:58:46 | 9:05 | 5:56 | 8:52 | -0:14 |
25K | 15.53 mi | 09:29:40 | 2:20:48 | 9:04 | 22:02 | 9:03 | +0:11 |
30K | 18.64 mi | 09:57:46 | 2:48:54 | 9:04 | 28:06 | 9:03 | 0:00 |
35K | 21.75 mi | 10:26:24 | 3:17:32 | 9:05 | 28:38 | 9:13 | +0:10 |
40K | 24.85 mi | 10:56:18 | 3:47:26 | 9:10 | 29:54 | 9:38 | +0:25 |
Finish | 26.22 mi | 11:09:33 | 4:00:41 | 9:12 | 13:15 | 9:43 | +0:05 |
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
8:52 /mi
Average Pace
9:11 /mi
Slowest Pace
9:43 /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
3:17:32
82% of race
Time at Steady Pace
43:09
18% of race
Time at Slower Pace
0:00
0% of race
Average Pace: 9:11 /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 | 07:37:24 | 28:32 | 9:12 | 28:32 | 9:12 | #5738 | |
10K | 6.21 mi | 08:05:17 | 56:25 | 9:05 | 27:53 | 8:59 | #5720 | |
15K | 9.32 mi | 08:33:27 | 1:24:35 | 9:05 | 28:10 | 9:04 | #5605 | |
20K | 12.43 mi | 09:01:42 | 1:52:50 | 9:05 | 28:15 | 9:06 | #5540 | |
Half | 13.10 mi | 09:07:38 | 1:58:46 | 9:05 | 5:56 | 8:52 | #5522 | |
25K | 15.53 mi | 09:29:40 | 2:20:48 | 9:04 | 22:02 | 9:03 | #5472 | |
30K | 18.64 mi | 09:57:46 | 2:48:54 | 9:04 | 28:06 | 9:03 | #5354 | |
35K | 21.75 mi | 10:26:24 | 3:17:32 | 9:05 | 28:38 | 9:13 | #5233 | |
40K | 24.85 mi | 10:56:18 | 3:47:26 | 9:10 | 29:54 | 9:38 | #5191 | |
Finish | 26.22 mi | 11:09:33 | 4:00:41 | 9:12 | 13:15 | 9:43 | #5210 |
Rankings
Your position at each checkpoint and how you ranked in each segment
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Females | F35-39 | Seg. Overall | Seg. Females | Seg. F35-39 |
|---|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 3.11 mi | 5738 | 1753 | 280 | 5391(Top 64%) | 1618(Top 52%) | 265(Top 57%) |
| 10K | 6.21 mi | 3.10 mi | 5720+18 | 1738+15 | 278+2 | 5649(Top 67%) | 1716(Top 56%) | 279(Top 60%) |
| 15K | 9.32 mi | 3.11 mi | 5605+115 | 1699+39 | 274+4 | 5391(Top 64%) | 1618(Top 52%) | 265(Top 57%) |
| 20K | 12.43 mi | 3.11 mi | 5540+65 | 1674+25 | 270+4 | 5464(Top 65%) | 1638(Top 53%) | 266(Top 57%) |
| Half | 13.10 mi | 0.67 mi | 5522+18 | 1665+9 | 269+1 | 5330(Top 64%) | 1585(Top 51%) | 265(Top 57%) |
| 25K | 15.53 mi | 2.43 mi | 5472+50 | 1650+15 | 269 | 5238(Top 63%) | 1572(Top 51%) | 261(Top 56%) |
| 30K | 18.64 mi | 3.11 mi | 5354+118 | 1607+43 | 264+5 | 4926(Top 59%) | 1471(Top 48%) | 240(Top 52%) |
| 35K | 21.75 mi | 3.11 mi | 5233+121 | 1571+36 | 257+7 | 4574(Top 55%) | 1384(Top 45%) | 224(Top 48%) |
| 40K | 24.85 mi | 3.10 mi | 5191+42 | 1571 | 256+1 | 4811(Top 57%) | 1524(Top 49%) | 242(Top 52%) |
| Finish | 26.22 mi | 1.37 mi | 5210-19 | 1578-7 | 259-3 | 5243(Top 63%) | 1735(Top 56%) | 281(Top 60%) |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
5391
Females
1618
F35-39
265
5K→10K
3.1 - 6.2 mi
Overall
5649
Females
1716
F35-39
279
10K→15K
6.2 - 9.3 mi
Overall
5391
Females
1618
F35-39
265
15K→20K
9.3 - 12.4 mi
Overall
5464
Females
1638
F35-39
266
20K→Half
12.4 - 13.1 mi
Overall
5330
Females
1585
F35-39
265
Half→25K
13.1 - 15.5 mi
Overall
5238
Females
1572
F35-39
261
25K→30K
15.5 - 18.6 mi
Overall
4926
Females
1471
F35-39
240
30K→35K
18.6 - 21.8 mi
Overall
4574
Females
1384
F35-39
224
35K→40K
21.8 - 24.9 mi
Overall
4811
Females
1524
F35-39
242
40K→Finish
24.9 - 26.2 mi
Overall
5243
Females
1735
F35-39
281
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 | - | - | - | - | #5738 |
| 5K → 10K | 73 | 55 | +18 | #5738 | #5720 |
| 10K → 15K | 123 | 8 | +115 | #5720 | #5605 |
| 15K → 20K | 89 | 24 | +65 | #5605 | #5540 |
| 20K → Half | 21 | 3 | +18 | #5540 | #5522 |
| Half → 25K | 76 | 26 | +50 | #5522 | #5472 |
| 25K → 30K | 127 | 9 | +118 | #5472 | #5354 |
| 30K → 35K | 135 | 14 | +121 | #5354 | #5233 |
| 35K → 40K | 104 | 62 | +42 | #5233 | #5191 |
| 40K → Finish | 18 | 37 | -19 | #5191 | #5210 |
| TOTALS | 766 | 238 | +528 |
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
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.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?
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