Caroline Cook
Grand Rapids, MI
Bib: 4674 F

⏱️ 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 | 07:54:55 | 29:23 | 9:27 | 29:23 | 9:27 | - |
10K | 6.21 mi | 08:22:04 | 56:32 | 9:06 | 27:09 | 8:44 | -0:43 |
15K | 9.32 mi | 08:49:59 | 1:24:27 | 9:04 | 27:55 | 8:59 | +0:15 |
21K | 13.05 mi | 09:24:53 | 1:59:21 | 9:09 | 34:54 | 9:22 | +0:23 |
25K | 15.53 mi | 09:48:52 | 2:23:20 | 9:14 | 23:59 | 9:39 | +0:17 |
30K | 18.64 mi | 10:19:29 | 2:53:57 | 9:20 | 30:37 | 9:51 | +0:12 |
35K | 21.75 mi | 10:51:43 | 3:26:11 | 9:29 | 32:14 | 10:22 | +0:31 |
40K | 24.85 mi | 11:28:30 | 4:02:58 | 9:47 | 36:47 | 11:50 | +1:28 |
Finish | 26.22 mi | 11:45:54 | 4:20:22 | 9:56 | 17:24 | 12:45 | +0:55 |
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
8:44 /mi
Average Pace
9:56 /mi
Slowest Pace
12:45 /mi
📊Segments
Segment Time Comparison
Time at Faster Pace
55:04
21% of race
Time at Steady Pace
1:58:53
46% of race
Time at Slower Pace
1:26:25
33% of race
Average Pace: 9:56 /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 | 07:54:55 | 29:23 | 9:27 | 29:23 | 9:27 | #8370 | |
10K | 6.21 mi | 08:22:04 | 56:32 | 9:06 | 27:09 | 8:44 | #8013 | |
15K | 9.32 mi | 08:49:59 | 1:24:27 | 9:04 | 27:55 | 8:59 | #8307 | |
21K | 13.05 mi | 09:24:53 | 1:59:21 | 9:09 | 34:54 | 9:22 | #8735 | |
25K | 15.53 mi | 09:48:52 | 2:23:20 | 9:14 | 23:59 | 9:39 | #9309 | |
30K | 18.64 mi | 10:19:29 | 2:53:57 | 9:20 | 30:37 | 9:51 | #9329 | |
35K | 21.75 mi | 10:51:43 | 3:26:11 | 9:29 | 32:14 | 10:22 | #9336 | |
40K | 24.85 mi | 11:28:30 | 4:02:58 | 9:47 | 36:47 | 11:50 | #9910 | |
Finish | 26.22 mi | 11:45:54 | 4:20:22 | 9:56 | 17:24 | 12:45 | #10476 |
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Females | F65-69 | Seg. Overall | Seg. Females | Seg. F65-69 |
|---|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 3.11 mi | 8370 | 2150 | 4 | 9029(Top 30%) | 2365(Top 19%) | 4(Top 3%) |
| 10K | 6.21 mi | 3.10 mi | 8013+357 | 2015+135 | 4 | 7642(Top 25%) | 1865(Top 15%) | 2(Top 1%) |
| 15K | 9.32 mi | 3.11 mi | 8307-294 | 2108-93 | 4 | 9029(Top 30%) | 2365(Top 19%) | 4(Top 3%) |
| 21K | 13.05 mi | 3.73 mi | 8735-428 | 2248-140 | 3+1 | 9895(Top 33%) | 2691(Top 22%) | 6(Top 4%) |
| 25K | 15.53 mi | 2.48 mi | 9309-574 | 2480-232 | 5-2 | 11864(Top 39%) | 3630(Top 29%) | 13(Top 8%) |
| 30K | 18.64 mi | 3.11 mi | 9329-20 | 2538-58 | 5 | 9885(Top 33%) | 2993(Top 24%) | 9(Top 6%) |
| 35K | 21.75 mi | 3.11 mi | 9336-7 | 2635-97 | 6-1 | 10562(Top 35%) | 3576(Top 29%) | 17(Top 11%) |
| 40K | 24.85 mi | 3.10 mi | 9910-574 | 2986-351 | 10-4 | 14570(Top 48%) | 5659(Top 46%) | 36(Top 23%) |
| Finish | 26.22 mi | 1.37 mi | 10476-566 | 3263-277 | 10 | 18400(Top 61%) | 7323(Top 59%) | 52(Top 33%) |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
9029
Females
2365
F65-69
2365
5K→10K
3.1 - 6.2 mi
Overall
7642
Females
1865
F65-69
1865
10K→15K
6.2 - 9.3 mi
Overall
9029
Females
2365
F65-69
2365
15K→21K
9.3 - 13.1 mi
Overall
9895
Females
2691
F65-69
2691
21K→25K
13.1 - 15.5 mi
Overall
11864
Females
3630
F65-69
3630
25K→30K
15.5 - 18.6 mi
Overall
9885
Females
2993
F65-69
2993
30K→35K
18.6 - 21.8 mi
Overall
10562
Females
3576
F65-69
3576
35K→40K
21.8 - 24.9 mi
Overall
14570
Females
5659
F65-69
5659
40K→Finish
24.9 - 26.2 mi
Overall
18400
Females
7323
F65-69
7323
Passing Analysis
| Segment | Athletes Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start → 5K | - | - | - | - | #8370 |
| 5K → 10K | 515* | 158 | +357 | #8370 | #8013 |
| 10K → 15K | 132* | 426 | -294 | #8013 | #8307 |
| 15K → 21K | 138* | 566 | -428 | #8307 | #8735 |
| 21K → 25K | 111* | 685 | -574 | #8735 | #9309 |
| 25K → 30K | 278* | 298 | -20 | #9309 | #9329 |
| 30K → 35K | 319* | 326 | -7 | #9329 | #9336 |
| 35K → 40K | 161* | 735 | -574 | #9336 | #9910 |
| 40K → Finish | 26* | 592 | -566 | #9910 | #10476 |
| TOTALS | 1680* | 3786 | -2106 |
* 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
U.S. Marine Corps Community Services (MCCS)
Race timed by
Timing Productions