Joy Cho
Fairfax, VA
Bib: 17210 F
Race Timeline
The Course
Half Splits
Your race, unpacked
See your splits, ranks & AI insights.
Checkpoint Splits
| Checkpoint | Time | Avg Pace | Segment Length | Segment Time | Segment Pace | Trend | Diff |
|---|---|---|---|---|---|---|---|
5K | 33:28 | 10:46 | 3.11 mi | 33:28 | 10:46 | - | |
10K | 1:04:12 | 10:20 | 3.10 mi | 30:44 | 9:54 | -0:52 | |
15K | 1:39:31 | 10:41 | 3.11 mi | 35:19 | 11:22 | +1:28 | |
21K | 2:17:58 | 10:34 | 3.73 mi | 38:27 | 10:19 | -1:03 | |
25K | 2:43:08 | 10:30 | 2.48 mi | 25:10 | 10:08 | -0:11 | |
30K | 3:16:42 | 10:33 | 3.11 mi | 33:34 | 10:48 | +0:40 | |
35K | 3:49:39 | 10:34 | 3.11 mi | 32:57 | 10:36 | -0:12 | |
40K | 4:24:15 | 10:38 | 3.10 mi | 34:36 | 11:08 | +0:32 | |
Finish(26.22 mi) | 4:39:03 | 10:39 | 1.37 mi | 14:48 | 10:51 | -0:17 |
Checkpoints & Pacing
Pace Line
Fastest Pace
9:54 /mi
Average Pace
10:39 /mi
Slowest Pace
11:22 /mi
Segments
Time at Faster Pace
3:29:08
75% of race
Time at Steady Pace
1:09:55
25% of race
Time at Slower Pace
0:00
0% of race
Average Pace: 10:39 /mi
Heatmap
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Females | F45-49 | Seg. Overall | Seg. Females | Seg. F45-49 |
|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 10703 | 3305 | 246 | 12938 | 4354 | 351 |
| 10K | 3.10 mi | 9994+709 | 2979+326 | 220+26 | 9444 | 2749 | 197 |
| 15K | 3.11 mi | 11162-1168 | 3511-532 | 269-49 | 12938 | 4354 | 351 |
| 21K | 3.73 mi | 10459+703 | 3207+304 | 244+25 | 9176 | 2706 | 194 |
| 25K | 2.48 mi | 10068+391 | 3081+126 | 230+14 | 8735 | 2668 | 195 |
| 30K | 3.11 mi | 9632+436 | 2965+116 | 220+10 | 8413 | 2649 | 181 |
| 35K | 3.11 mi | 9148+484 | 2833+132 | 207+13 | 7208 | 2343 | 161 |
| 40K | 3.10 mi | 8764+384 | 2748+85 | 200+7 | 7268 | 2516 | 174 |
| Finish(26.22 mi) | 1.37 mi | 8648+116 | 2725+23 | 194+6 | 7165 | 2503 | 171 |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
12938
Females
4354
F45-49
4354
5K→10K
3.1 - 6.2 mi
Overall
9444
Females
2749
F45-49
2749
10K→15K
6.2 - 9.3 mi
Overall
12938
Females
4354
F45-49
4354
15K→21K
9.3 - 13.1 mi
Overall
9176
Females
2706
F45-49
2706
21K→25K
13.1 - 15.5 mi
Overall
8735
Females
2668
F45-49
2668
25K→30K
15.5 - 18.6 mi
Overall
8413
Females
2649
F45-49
2649
30K→35K
18.6 - 21.8 mi
Overall
7208
Females
2343
F45-49
2343
35K→40K
21.8 - 24.9 mi
Overall
7268
Females
2516
F45-49
2516
40K→Finish
24.9 - 26.2 mi
Overall
7165
Females
2503
F45-49
2503
Passing Analysis
| Segment | Movement | Rank |
|---|---|---|
| Start → 5K | - | #10703 |
| 5K → 10K | 47756*+709 | #10703 → #9994 |
| 10K → 15K | 121244*-1168 | #9994 → #11162 |
| 15K → 21K | 21724*+703 | #11162 → #10459 |
| 21K → 25K | 21412*+391 | #10459 → #10068 |
| 25K → 30K | 39475*+436 | #10068 → #9632 |
| 30K → 35K | 41525*+484 | #9632 → #9148 |
| 35K → 40K | 54438*+384 | #9148 → #8764 |
| 40K → Finish | 29145*+116 | #8764 → #8648 |
| TOTALS | 14643519*+2055 | #10703 → #8648 |
* Includes athletes who did not complete a segment (DNF/DNQ).
Passing Visualized
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