Carlos Rivera Pena
Arlington, VA
Bib: 28072 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 | 08:19:23 | 34:07 | 10:59 | 34:07 | 10:59 | - |
10K | 6.21 mi | 08:51:26 | 1:06:10 | 10:39 | 32:03 | 10:19 | -0:40 |
15K | 9.32 mi | 09:23:58 | 1:38:42 | 10:35 | 32:32 | 10:28 | +0:09 |
21K | 13.05 mi | 10:05:01 | 2:19:45 | 10:43 | 41:03 | 11:01 | +0:33 |
25K | 15.53 mi | 10:31:11 | 2:45:55 | 10:41 | 26:10 | 10:32 | -0:29 |
30K | 18.64 mi | 11:06:21 | 3:21:05 | 10:47 | 35:10 | 11:19 | +0:47 |
35K | 21.75 mi | 11:39:57 | 3:54:41 | 10:47 | 33:36 | 10:49 | -0:30 |
40K | 24.85 mi | 12:16:21 | 4:31:05 | 10:54 | 36:24 | 11:43 | +0:54 |
Finish | 26.22 mi | 12:33:15 | 4:47:59 | 11:00 | 16:54 | 12:23 | +0:40 |
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
10:19 /mi
Average Pace
11:00 /mi
Slowest Pace
12:23 /mi
📊Segments
Segment Time Comparison
Time at Faster Pace
1:30:45
32% of race
Time at Steady Pace
1:48:46
38% of race
Time at Slower Pace
1:28:28
31% of race
Average Pace: 10:59 /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 | 08:19:23 | 34:07 | 10:59 | 34:07 | 10:59 | #18011 | |
10K | 6.21 mi | 08:51:26 | 1:06:10 | 10:39 | 32:03 | 10:19 | #17909 | |
15K | 9.32 mi | 09:23:58 | 1:38:42 | 10:35 | 32:32 | 10:28 | #17722 | |
21K | 13.05 mi | 10:05:01 | 2:19:45 | 10:43 | 41:03 | 11:01 | #17804 | |
25K | 15.53 mi | 10:31:11 | 2:45:55 | 10:41 | 26:10 | 10:32 | #17358 | |
30K | 18.64 mi | 11:06:21 | 3:21:05 | 10:47 | 35:10 | 11:19 | #16924 | |
35K | 21.75 mi | 11:39:57 | 3:54:41 | 10:47 | 33:36 | 10:49 | #15958 | |
40K | 24.85 mi | 12:16:21 | 4:31:05 | 10:54 | 36:24 | 11:43 | #15610 | |
Finish | 26.22 mi | 12:33:15 | 4:47:59 | 11:00 | 16:54 | 12:23 | #15710 |
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Males | M40-44 | Seg. Overall | Seg. Males | Seg. M40-44 |
|---|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 3.11 mi | 18011 | 11929 | 1542 | 17685(Top 59%) | 11766(Top 66%) | 1541(Top 66%) |
| 10K | 6.21 mi | 3.10 mi | 17909+102 | 11896+33 | 1548-6 | 17913(Top 60%) | 11913(Top 67%) | 1559(Top 67%) |
| 15K | 9.32 mi | 3.11 mi | 17722+187 | 11800+96 | 1539+9 | 17685(Top 59%) | 11766(Top 66%) | 1541(Top 66%) |
| 21K | 13.05 mi | 3.73 mi | 17804-82 | 11834-34 | 1547-8 | 18436(Top 61%) | 12069(Top 68%) | 1584(Top 68%) |
| 25K | 15.53 mi | 2.48 mi | 17358+446 | 11537+297 | 1517+30 | 16083(Top 54%) | 10592(Top 60%) | 1383(Top 59%) |
| 30K | 18.64 mi | 3.11 mi | 16924+434 | 11174+363 | 1472+45 | 16043(Top 53%) | 10314(Top 58%) | 1350(Top 58%) |
| 35K | 21.75 mi | 3.11 mi | 15958+966 | 10518+656 | 1392+80 | 12327(Top 41%) | 7926(Top 45%) | 1048(Top 45%) |
| 40K | 24.85 mi | 3.10 mi | 15610+348 | 10200+318 | 1343+49 | 14149(Top 47%) | 8680(Top 49%) | 1125(Top 48%) |
| Finish | 26.22 mi | 1.37 mi | 15710-100 | 10201-1 | 1336+7 | 17166(Top 57%) | 10367(Top 59%) | 1349(Top 58%) |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
17685
Males
11766
M40-44
11766
5K→10K
3.1 - 6.2 mi
Overall
17913
Males
11913
M40-44
11913
10K→15K
6.2 - 9.3 mi
Overall
17685
Males
11766
M40-44
11766
15K→21K
9.3 - 13.1 mi
Overall
18436
Males
12069
M40-44
12069
21K→25K
13.1 - 15.5 mi
Overall
16083
Males
10592
M40-44
10592
25K→30K
15.5 - 18.6 mi
Overall
16043
Males
10314
M40-44
10314
30K→35K
18.6 - 21.8 mi
Overall
12327
Males
7926
M40-44
7926
35K→40K
21.8 - 24.9 mi
Overall
14149
Males
8680
M40-44
8680
40K→Finish
24.9 - 26.2 mi
Overall
17166
Males
10367
M40-44
10367
Passing Analysis
| Segment | Athletes Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start → 5K | - | - | - | - | #18011 |
| 5K → 10K | 502* | 400 | +102 | #18011 | #17909 |
| 10K → 15K | 476* | 289 | +187 | #17909 | #17722 |
| 15K → 21K | 468* | 550 | -82 | #17722 | #17804 |
| 21K → 25K | 538* | 92 | +446 | #17804 | #17358 |
| 25K → 30K | 635* | 201 | +434 | #17358 | #16924 |
| 30K → 35K | 1002* | 36 | +966 | #16924 | #15958 |
| 35K → 40K | 533* | 185 | +348 | #15958 | #15610 |
| 40K → Finish | 95* | 195 | -100 | #15610 | #15710 |
| TOTALS | 4249* | 1948 | +2301 |
* 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