Josmar Miranda
Northborough, MA
Bib: 4151 M

⏱️ Race Timeline
The Course
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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 |
|---|---|---|---|---|---|---|---|
5K | 3.11 mi | 07:59:33 | 25:17 | 8:08 | 25:17 | 8:08 | - |
10K | 6.21 mi | 08:24:23 | 50:07 | 8:04 | 24:50 | 8:00 | -0:08 |
15K | 9.32 mi | 08:49:19 | 1:15:03 | 8:03 | 24:56 | 8:02 | +0:02 |
21K | 13.05 mi | 09:19:19 | 1:45:03 | 8:03 | 30:00 | 8:03 | +0:01 |
25K | 15.53 mi | 09:38:48 | 2:04:32 | 8:01 | 19:29 | 7:50 | -0:13 |
30K | 18.64 mi | 10:03:44 | 2:29:28 | 8:01 | 24:56 | 8:02 | +0:12 |
35K | 21.75 mi | 10:29:57 | 2:55:41 | 8:05 | 26:13 | 8:26 | +0:24 |
40K | 24.85 mi | 10:57:55 | 3:23:39 | 8:12 | 27:58 | 9:00 | +0:34 |
Finish | 26.22 mi | 11:10:16 | 3:36:00 | 8:15 | 12:21 | 9:03 | +0:03 |
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
7:50 /mi
Average Pace
8:15 /mi
Slowest Pace
9:03 /mi
📊Segments
Segment Time Comparison
Time at Faster Pace
2:55:41
81% of race
Time at Steady Pace
40:19
19% of race
Time at Slower Pace
0:00
0% of race
Average Pace: 8:14 /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 |
|---|---|---|---|---|---|---|---|---|
5K | 3.11 mi | 07:59:33 | 25:17 | 8:08 | 25:17 | 8:08 | #2125 | |
10K | 6.21 mi | 08:24:23 | 50:07 | 8:04 | 24:50 | 8:00 | #2745 | |
15K | 9.32 mi | 08:49:19 | 1:15:03 | 8:03 | 24:56 | 8:02 | #3147 | |
21K | 13.05 mi | 09:19:19 | 1:45:03 | 8:03 | 30:00 | 8:03 | #3088 | |
25K | 15.53 mi | 09:38:48 | 2:04:32 | 8:01 | 19:29 | 7:50 | #3049 | |
30K | 18.64 mi | 10:03:44 | 2:29:28 | 8:01 | 24:56 | 8:02 | #2874 | |
35K | 21.75 mi | 10:29:57 | 2:55:41 | 8:05 | 26:13 | 8:26 | #2791 | |
40K | 24.85 mi | 10:57:55 | 3:23:39 | 8:12 | 27:58 | 9:00 | #2849 | |
Finish | 26.22 mi | 11:10:16 | 3:36:00 | 8:15 | 12:21 | 9:03 | #2845 |
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Males | M45-49 | Seg. Overall | Seg. Males | Seg. M45-49 |
|---|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 3.11 mi | 2125 | 1751 | 130 | 3738(Top 12%) | 3019(Top 17%) | 224(Top 13%) |
| 10K | 6.21 mi | 3.10 mi | 2745-620 | 2253-502 | 167-37 | 3832(Top 13%) | 3103(Top 18%) | 228(Top 13%) |
| 15K | 9.32 mi | 3.11 mi | 3147-402 | 2575-322 | 185-18 | 3738(Top 12%) | 3019(Top 17%) | 224(Top 13%) |
| 21K | 13.05 mi | 3.73 mi | 3088+59 | 2531+44 | 186-1 | 3136(Top 10%) | 2565(Top 14%) | 197(Top 11%) |
| 25K | 15.53 mi | 2.48 mi | 3049+39 | 2488+43 | 184+2 | 3072(Top 10%) | 2470(Top 14%) | 190(Top 11%) |
| 30K | 18.64 mi | 3.11 mi | 2874+175 | 2341+147 | 177+7 | 2454(Top 8%) | 1979(Top 11%) | 157(Top 9%) |
| 35K | 21.75 mi | 3.11 mi | 2791+83 | 2248+93 | 177 | 2992(Top 10%) | 2315(Top 13%) | 194(Top 11%) |
| 40K | 24.85 mi | 3.10 mi | 2849-58 | 2263-15 | 176+1 | 4132(Top 14%) | 2996(Top 17%) | 246(Top 14%) |
| Finish | 26.22 mi | 1.37 mi | 2845+4 | 2244+19 | 179-3 | 4377(Top 15%) | 3091(Top 17%) | 245(Top 14%) |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
3738
Males
3019
M45-49
3019
5K→10K
3.1 - 6.2 mi
Overall
3832
Males
3103
M45-49
3103
10K→15K
6.2 - 9.3 mi
Overall
3738
Males
3019
M45-49
3019
15K→21K
9.3 - 13.1 mi
Overall
3136
Males
2565
M45-49
2565
21K→25K
13.1 - 15.5 mi
Overall
3072
Males
2470
M45-49
2470
25K→30K
15.5 - 18.6 mi
Overall
2454
Males
1979
M45-49
1979
30K→35K
18.6 - 21.8 mi
Overall
2992
Males
2315
M45-49
2315
35K→40K
21.8 - 24.9 mi
Overall
4132
Males
2996
M45-49
2996
40K→Finish
24.9 - 26.2 mi
Overall
4377
Males
3091
M45-49
3091
Passing Analysis
| Segment | Athletes Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start → 5K | - | - | - | - | #2125 |
| 5K → 10K | 4* | 624 | -620 | #2125 | #2745 |
| 10K → 15K | 28* | 430 | -402 | #2745 | #3147 |
| 15K → 21K | 140* | 81 | +59 | #3147 | #3088 |
| 21K → 25K | 103 | 64 | +39 | #3088 | #3049 |
| 25K → 30K | 199* | 24 | +175 | #3049 | #2874 |
| 30K → 35K | 165* | 82 | +83 | #2874 | #2791 |
| 35K → 40K | 107* | 165 | -58 | #2791 | #2849 |
| 40K → Finish | 54* | 50 | +4 | #2849 | #2845 |
| TOTALS | 800* | 1520 | -720 |
* Includes athletes who did not complete a segment (DNF/DNQ).
Passing Visuals
🔄Passing Circle
🌊Position Flow
🏃Race Lanes
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Public Race Data
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Race managed by
U.S. Marine Corps Community Services (MCCS)
Race timed by
Timing Productions